Emerson Vission- Manuals

Page 3 - rst. In addition, Seller provides the following extended; Standard Vilter Warranty Statement

Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Seller warrants the products it manufactures to be free from defects in material and workmanship for a period of eigh-teen (18) months from the date of shipment from Seller’s manufacturing plant or twelve (12) months from dat...

Page 5 - Customer Service Department; Important Message; ii

Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 READ CAREFULLY BEFORE OPERATING YOUR COMPRESSOR. The following instructions have been prepared to assist in operation of Vilter Vission 20/20 micro-controllers. The entire manual should be reviewed before attempting to operat...

Page 7 - Table of Contents

TOC - 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Table of Contents Section Title Section Number Standard Vilter Warranty Statement ...................................................................................................... iImportant Message.................

Page 11 - Table of Contents / List of Tables and Figures; Number; List of Tables and Figures

TOC - 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Table of Contents / List of Tables and Figures Table/Figure Page Number Table 3-1. Digital I/O .............................................................................................................................

Page 13 - END OF TOC

TOC - 7 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 END OF TOC List of Tables and Figures Table/Figure Page Number Figure 20-1. Data Backup Screen - Save/Load ......................................................................................... 20-1Figure 20-2. Dat...

Page 14 - How to Use This Manual; NOTE

TOC - 8 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 How to Use This Manual NOTE Manual revision should match software version. This manual contains instructions for the Vission 20/20 Operation & Service Manual. It has been divided into 28 sections. Section 1: Opera...

Page 15 - Section 1 • Operational Flow Charts; Requirements to Start Compressor

1 – 1 Figure 1-1. Operational Flow Charts (1 of 2) Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 1 • Operational Flow Charts Volume and Capacity slides are less than 5% Oil Separator Temp >Oil Sep Start Trip Setpt Filter Diff Press < Start Filter Diff Trip ...

Page 17 - Proper Wiring Sizing

2 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 2 • Installation Recommendations Proper Wiring Sizing • Always size wire gauges as speci fi ed by the National Electrical Code (NEC) for electronic control devices. • For improved noise immunity, install one siz...

Page 18 - Grounding

2 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 2 • Installation Recommendations Grounding • Continuous grounds must be run from the util- ity ground to the Vission 20/20, see Figure 2-3. Grounding. • Grounds must be copper or aluminum wire.• Never use condui...

Page 19 - Figure 2-5. Correct Transformer Wiring Method; • Each Vission 20/20 panel should have its own indi-; Figure 2-6. Incorrect Transformer Wiring Method

2 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 2 • Installation Recommendations Figure 2-5. Correct Transformer Wiring Method Wiring Methods • Each Vission 20/20 panel should have its own indi- vidual control transformer, see Figure 2-5 and Figure 2-6. Figur...

Page 20 - Best Practices; tting to

2 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 2 • Installation Recommendations Best Practices • Do: • Keep AC wires away from circuit boards.• Always run conduit into the bottom or sides of an enclosure.• If the conduit must be placed in the top of an enclo...

Page 21 - Overview

3 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Overview The Vission 20/20 control panel utilizes X-86 PC technol-ogy with a Linux operating system. For hardware archi-tecture, see Figure 3-1. The Vission 20/20 has the following attr...

Page 22 - • If the compressor has liquid injection with motor-

3 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Digital Input/Output (I/O) Refer to Table 3-1. Compressor Start Output:• When the Vission 20/20 signals the compressor to start, this output is energized. When the Vission 20/20 signals...

Page 23 - Board

3 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Table 3-1. Digital I/O (1 of 2) Board I/O # Description Type 1 1 Compressor Start OUTPUT 1 2 Oil Pump Start OUTPUT 1 3 Capacity Increase OUTPUT 1 4 Capacity Decrease OUTPUT 1 5 Volume I...

Page 24 - Analog Inputs

3 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Remote Enabled Output:• This output is energized when the Vission 20/20 panel is enabled for remote control. If the compres-sor parameter does not satisfy start conditions or is placed ...

Page 28 - Digital Output Boards; dicated when a 120Vac output is being produced.

3 – 8 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Digital Output Boards The digital output board convert signals generated by the Vission 20/20 program into 120Vac signals that can be energize or signal other devices. All the signals a...

Page 29 - Digital Input Boards; LEDs indicate when a 120Vac input is detected.

3 – 9 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Digital Input Boards The digital input board convert 120Vdc signals from ex-ternal devices to signals for the Vission 20/20 program. All the signals are digital in that the only two sta...

Page 30 - Digital In-Out Boards

3 – 10 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Digital In-Out Boards The digital input - output board convert signals gener-ated by the Vission 20/20 program into 120Vac signals as well as detect external 120Vac inputs to signal th...

Page 31 - Analog Input Boards; Con

3 – 11 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Analog Input Boards The analog input board convert varying DC signals into a signal that can interpreted by the Vission 20/20 pro-gram. The signals are considered analog because the in...

Page 32 - Analog Input Jumper Tables

3 – 12 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Analog Input Jumper Tables The following tables are used to con fi gure each channel of the analog input board signal type and range desired by the operator, see Table 3-4. CHANNEL 1 S...

Page 34 - Analog Output Boards

3 – 14 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 3 • Hardware Architecture Analog Output Boards The Analog Output board convert signals from the Vission 20/20 program into a current ranging from 4mA to 20mA, see Figure 3-7. Voltage LEDs:• Marked in the diagra...

Page 35 - The Main Screen is the

4 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 4 • Main Screen Figure 4-1. Main Screen Overview The Main Screen is the fi rst screen encountered when powering up the Vission 20/20 Panel, see Figure 4-1. This screen is designed as the starting point for all s...

Page 36 - Top Status Bar; fl

4 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 4 • Main Screen Figure 4-2. Top Status Bar Top Status Bar The standard view of the status bar shows three pieces of information. From left to right , the bar shows the con-trol method, the current run mode, and ...

Page 37 - Parameter Bar; cient privileges. If

4 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 4 • Main Screen Figure 4-3. Parameter Bar Parameter Bar The main purpose of the Parameter Bar is to display the common operational parameters that the operator would be most concerned with. It also gives the ope...

Page 38 - eral key control parameters.

4 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 4 • Main Screen Parameter Bar (Continued) Unit Start Button:• When pressed, a start dialog box will appear that will give the operator a number of run options; Auto, Manual, Remote, or Auto Sequencing, see Figur...

Page 39 - Bottom Status Bar; screen to create additional users.

4 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 4 • Main Screen Bottom Status Bar The bottom status bar gives the operator easy access to some basic functions and information. The functions are available via the four button, see Figure 4-5. Maintenance Button...

Page 40 - Splash Screen; lter inlet pressure, oil

4 – 6 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 4 • Main Screen Splash Screen The splash screen is the dynamic portion of the screen that will change as the operator navigates through the Vission 20/20 panel screen, see Figure 4-6. The main screen shows a gra...

Page 41 - erator can set the various alarm and trip parameters.

5 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 5 • Menu Screen Overview The menu screen is the launching point to every other section of the Vission 20/20 panel software. Every screen navigated to from this screen will return to the menu screen upon exiting,...

Page 42 - Figure 5-2. Menu Screen with Remote Oil Cooler Enabled

5 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 5 • Menu Screen Instrument Calibration:• Navigates to the instrument calibration screen where the operator can calibrate all of the system sensors. Slide Calibration:• Navigates to the slide calibration screen w...

Page 43 - Figure 6-1. Compressor Control Screen - Suction Pressure Control

6 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-1. Compressor Control Screen - Suction Pressure Control Overview The compressor control screen is where an operator can set the majority of the compressor settings. These setting ...

Page 44 - nes area around the con-

6 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-2. Compressor Control Screen - Process Temperature Control the interval time given a near continuous movement of the capacity slide. Adjusting these setpoints can be use-ful in sl...

Page 46 - Figure 6-4. Compressor Control Screen - Discharge Pressure Control

6 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-4. Compressor Control Screen - Discharge Pressure Control

Page 49 - Figure 6-8. Compressor Control Screen - Rapid Cycling VFD Control; Rapid Cycling VFD Control; nes the Minimum and Maximum speed for the

6 – 7 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-8. Compressor Control Screen - Rapid Cycling VFD Control Rapid Cycling VFD Control The VFD page is where the operator can tune the motor VFD for desired rapid cycling VFD operatio...

Page 50 - Pulldown Control

6 – 8 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Oil Restriction Offset:• This is the differential offset around Oil Restriction Setpoint. For example, if Oil Restriction Setpoint is set to 1800 RPM and Oil Restriction Offset is set to 5...

Page 51 - nes a change of

6 – 9 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control see Figure 6-9. If Pulldown is enabled, this feature will only function when the compressor is running in local Auto, Auto Sequencing mode and the Control mode is Suction Pressure 1. The P...

Page 53 - advance in any condition.

6 – 11 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-10. Compressor Control Screen - Misc. 1 (Control Mode) Control Mode This drop down box gives the operator the ability to change the type of control mode such as suction pres-sure...

Page 54 - nes the state of the digital output when the slide

6 – 12 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-11. Compressor Control Screen - Misc. 2 (Economizer & Hot Gas Bypass Control) Capacity Slide Triggered Outputs The Vission 20/20 offers two digital outputs that can be trigge...

Page 56 - • PID algorithm can be notoriously hard to tune. As

6 – 14 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Figure 6-12. Compressor Control Screen - Oil Control & Liquid Injection Control of liquid being injected into the compressor the pre-viously mentioned setpoints have a slightly differ...

Page 57 - nes the temperature the oil must reach before the

6 – 15 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 6 • Compressor Control Liquid Inj. Setpoint 1:• Setpoint at which the liquid solenoid will activate if in solenoid control or if the setting for the control vari-able for the PID is in liquid motorized value co...

Page 59 - Section 7 • Alarms and Trips; is active in both temperature and pressure control

7 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 7 • Alarms and Trips Overview The Alarms and Trips screen allows the operator to view and adjust settings for compressor safety and alarm set-tings. For Alarms and Trips Screen Pages refer to Figures 7-1, 7-2, 7...

Page 61 - perature safety. This safety is active when superheat

7 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 7 • Alarms and Trips safety. After a time delay, (setting of the Oil Separator Temperature Safety Changeover timer), the Low Oil Separator Start Temperature is bypassed and Low Oil Separator Run Temperature alar...

Page 62 - gured with in prelube oil pressure trials of pre-

7 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 7 • Alarms and Trips After a time delay, (setting of the High Superheat Temperature Safety Changeover timer), this safety is deactivated and the High Superheat Run Temperature alarm and safety setpoints become a...

Page 63 - Compressor Inhibits

7 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 7 • Alarms and Trips normal setpoint values after the Oil Pressure Bypass timer has expired. This time limit is set on the Timer menu screen. Run oil pressure is de fi ned as manifold pressure minus suction pres...

Page 64 - Oil Pressure Safety Bypass timer times out.; Compressor Warnings; switch is Active Low.

7 – 6 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 7 • Alarms and Trips Oil Pressure Safety Bypass timer times out. Low Oil Injection Temp Trip • This message will appear when the Oil Injection tem- perature falls below the Low Oil Injection Temperature trip set...

Page 65 - the listed event can occur.; Timer Setpoints

8 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 8 • Timers Overview The timers screen allows the operator to view and adjust timer settings associated with compressor operation. There are different types of timers that the operator should be aware of listed b...

Page 67 - nes how much time to wait for that

8 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 8 • Timers for a time period that exceeds the setpoint of the Accumulative Anti-Recycle Timer, then when the compressor shuts down, it will be allowed to restart immediately. Compressor Interlock Bypass:• Once t...

Page 70 - • The range of values allowed to set for Hours setpoint

9 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 9 • Compressor Scheduling Time:• This setpoint allows selection of Hours, Minutes and AM/PM values for an event. When time set for an event is achieved, control mode will get changed as selected for that event. ...

Page 72 - Compressor Sequencing; nes the outer Pressure/Temp setpoint offset; Capacity Load/Unload Timers

10 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 10 • Compressor Sequencing setpoint offset then sequencing decisions are made according to Unload Rate 1 timer. Unload Rate 2 Offset (outer):• De fi nes the outer Pressure/Temp setpoint offset to monitor compre...

Page 73 - gured

10 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 10 • Compressor Sequencing Figure 10-3. Compressor Sequencing Screen - Page 3 Compressor Sequencing Table Compressor sequencing table menu allows operator to view and adjust settings those are used for compress...

Page 74 - Symbol

10 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 10 • Compressor Sequencing Step:• This parameter would decide stepwise increment or decrement value in percentage of the compressor capacity. In the case when last step makes total ca-pacity greater than maximu...

Page 75 - COMPRESSOR SETUP FOR SLAVE COMPRESSOR; Figure 10-4. Compressor Setup for Slave Compressor Sequencing

10 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 10 • Compressor Sequencing Con fi guration Overview NOTE Slave Compressors should be con fi gured fi rst, then con fi gure the Master Compressor. The Con fi guration screen allows the operator to; • Enable / di...

Page 76 - gured, the slave information will be populated to the; Figure 10-5. Placing Slave Compressors in Remote Mode

10 – 6 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 10 • Compressor Sequencing At this point the slave compressor will begin multicast-ing its status information over the network at a rate of every 15 seconds. (After the Master Compressor is con- fi gured, the s...

Page 77 - COMPRESSOR SETUP FOR MASTER COMPRESSOR; Figure 10-6. Compressor Setup for Master Compressor Sequencing

10 – 7 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 10 • Compressor Sequencing COMPRESSOR SETUP FOR MASTER COMPRESSOR SEQUENCING NOTE The master compressor will ALWAYS be priority#1 compressor – and act as the trim compressor. So this must be taken into account ...

Page 79 - Condenser Control; guration; Condenser Control Setpoint:

11 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 11 • Condenser Control Overview This screen allows the operator to view and adjust con-denser setpoint settings associated with condenser op-eration. This screen will only be active if the Condenser Control opt...

Page 80 - Step Control

11 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 11 • Condenser Control Manual:• Mode for controlling condenser control operation manually. Operator controls the operation by manual stepping using an on/off toggle button at each step. Condenser Press:• This i...

Page 81 - VFD Settings

11 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 11 • Condenser Control Low Speed Fan:• Allows steps to have option for time delay in case of fan spin down. Any of Out #1 to Out #4 can be se-lected as Low Speed Fan through combo box. E.g.: Let’s say Out #2 is...

Page 83 - Service Options; nger on the button. The output will deactivate when

12 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 12 • Service Options Overview The Service Option screen allows the operator the ability to force individual digital or analog outputs ON. This fea-ture is used for diagnostic purposes during initial setup and/o...

Page 87 - Analog Outputs; % Slide Valve Position

12 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 12 • Service Options Analog Outputs The Analog Output (AO) selections allow the operator to enter a desired value of the output then turn on the out-put, see Figure 12-5. The operator will have to measure the o...

Page 89 - Instruments Calibration

13 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 13 • Instruments Calibration Overview The Instrument Calibration screen allows the operator to de fi ne how the Vission 20/20 will interpret the signal from any devices attached to the panel’s analog inputs. Th...

Page 90 - tion is chosen. Here the operator de; Motor Current

13 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 13 • Instruments Calibration Custom Device:• This option allows the operator to choose the mini- mum and maximum value of the instrument being used. Offset:• Once the two point calibration is completed, it is n...

Page 92 - Remote Capacity; nes the minimum and maximum Capacity posi-; ne the parameters of an installed auxiliary ana-

13 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 13 • Instruments Calibration Remote Capacity The remote capacity input allows a system controller such as the PLC to control the capacity position during direct I/O control. Control Input:• This dropdown box is...

Page 93 - nes the signal type and range; ne tune

13 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 13 • Instruments Calibration Figure 13-5. Instruments Calibration Screen - Analog Inputs (Page 5) Offset:• Once the two-point calibration is completed, it is not uncommon for there to be a small error. By enter...

Page 95 - Slide Calibration; “Max Limit” setpoint to de

14 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration Overview The Slide Calibration screen is used in calibrating the slide actuators and to establish Vission 20/20 control parameters. It is important that the operator uses cau-tion while o...

Page 96 - Volume Slide Valve Potentiometer; Limit” setpoint to de; Slide Valve Operation

14 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration mechanical stops for normal slide travel. These soft-ware limits purpose is to prevent the slide from actu-ally hitting the mechanical stops which could result in a number of undesirable ...

Page 97 - Calibrate Slide Valve Actuators; CAUTION; tension on the actuator motor.

14 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration Calibrate Slide Valve Actuators Assuming that the actuator motors have not been cali-brated, the transmitter output of the actuator motor will fl uctuate wildly until they are calibrated....

Page 99 - Do not over tigten screws. Failure to comply may

14 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration Figure 14-4. Photo-chopper Press down on Photo-chopper to release tension from mo-tor mount. 8. Use the “+” button on the Vission 20/20 to drive the capacity slide to its maximum mechanic...

Page 100 - Command Shaft Rotation

14 – 6 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration Command Shaft Rotation The following table describes the rotation direction required by the actuator. Every optical actuator has the ability to be wired to rotate in either direction. Ene...

Page 101 - Slide Valve Troubleshooting Guide; Problem

14 – 7 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration Slide Valve Troubleshooting Guide The Analog output card of the Vission 20/20 produces a 4–20mA signal to any attached devices. However, it is not uncommon that small differences in the b...

Page 103 - Slide Valve Actuator Troubleshooting Guide Blink Code; Flash Pattern

14 – 9 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 14 • Slide Calibration Slide Valve Actuator Troubleshooting Guide Blink Code Vilter actuators communicate problems discovered by the internal diagnostics to the technician by LED blink codes. Only one blink cod...

Page 105 - Trend Chart; ber of data points plotted on the screen. At maximum

15 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 15 • Trend Chart Overview This screen allows the operator to view and adjust set-tings for the trend chart, see Figure 15-1. Trend Chart Screen. Trending feature can be started & stopped from this screen. U...

Page 106 - Trend Data Storage

15 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 zoom level operator can view 3 minutes of trend data and Zoom In button will be inactive. At minimum zoom level operator can view full 120 hours of trend data and Zoom Out button will be inactive. Back/Forward:• These ...

Page 107 - Setup; les from the

15 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Figure 15-2. Trend Setup Screen Section 15 • Trend Chart Setup The operator can modify trending options through the Trend Setup screen, see Figure 15-2. Trend Setup Screen.Trend Setup screen can be accessed by pressing...

Page 109 - Event List

16 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 16 • Event List Overview This screen is designed to display compressor events in chronological order. The information available on the screen is valuable for understanding the operation of the compressor and tr...

Page 111 - ve Freeze

17 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 17 • Input / Output Overview This screen displays “Live Data” of all the analog points and digital points being monitored. There are four pages of Input / Outputs (I/O) available for viewing, see Figures 17-1, ...

Page 115 - Digital Inputs

18 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 18 • Auxiliary Input / Output Overview The Auxiliary Input/Output (I/O) section of the Vission 20/20 gives the operator fl exibility to add peripheral instruments and/or devices such as motors, valves and solen...

Page 116 - Digital Outputs

18 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Digital Outputs The digital outputs section of the Auxiliary I/O screen allows an operator to con fi gure the auxiliary digital outputs, see Figure 18-2. The digital output can be con- fi gured to activate (go High, 12...

Page 117 - Auxiliary Input / Output

18 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 18 • Auxiliary Input / Output Figure 18-2. Auxiliary I/O Screen - Digital Outputs (Page 2) Figure 18-3. Auxiliary I/O Screen - Analog Inputs (Page 3)

Page 121 - The con; Units; es the Order number of the purchase of the

19 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 19 • Configuration Overview The con fi guration screen is where most of the Vission 20/20 features are enabled and con fi gured. The initial setup of the Vission 20/20 will generally start here, see Figure 19-1...

Page 124 - nes the suction pressure input as the pro-; Optional Function Selection

19 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 19 • Configuration Compressor Control Vilter compressors typically run in one of two control modes, suction pressure or process temperature con-trol, see Figure 19-2. Suction Pressure Control:• This de fi nes t...

Page 125 - Oil Cooling

19 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 19 • Configuration Discharge Superheat Monitor:• Enables the discharge superheat safety algorithms. Discharge superheat monitor works only with R717. Discharge superheat monitor and suction superheat monitor fe...

Page 126 - nes the

19 – 6 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 1.9 Section 19 • Configuration Motor Current Device The Vission 20/20 can read the motor current in a couple of different ways. The following selections de fi nes the method, see Figure 19-2. Current Transformer:• This de ...

Page 132 - Data Backup

20 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 20 • Data Backup Load:• Selecting load allows the operator to load data from a USB fl ash drive to the Vission 20/20 using the in- formation provided further down the screen. The bottom button will be labeled “...

Page 133 - eld in the database being loaded and; Factory Reset; c database. If the operator

20 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 20 • Data Backup Figure 20-2. Data Backup Screen - Migrate and Factory Reset Migrate Loading data from an older version of the Vission 20/20 software to a newer one can be complicated due to dif-ferences in dat...

Page 134 - les and can be saved to a USB

20 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 20 • Data Backup Figure 20-3. Data Backup Screen - Setpoints Report Setpoints Report The setpoints report screen offers the operator the abil-ity to generate setpoints report for all screens. The re-ports are s...

Page 135 - in the

21 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 21 • Maintenance Overview The maintenance screen is a convenient place to keep track of the maintenance performed and any upcom-ing maintenance recommended by Vilter. Based on this page, banners will be display...

Page 137 - Maintenance

21 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 21 • Maintenance Figure 21-3. Maintenance Screen - Chart

Page 139 - • Level 1 – This is a technician level of access. All the; Apply

22 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 22 • User Access Overview The user access screen is where all operators go to log in. In the Vission 20/20, each screen has a security level, whereby allowing operators, technicians and/or supervi-sors the abil...

Page 140 - This tab allows the addition, removal, and modi

22 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 22 • User Access Login The login tab is where an operator will enter the users name and password in order to gain access to Vission 20/20 screens. Operators:• All operators that have been added to the Vission 2...

Page 141 - User Access

22 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 22 • User Access Operator Name:• This entry box is for the operator’s username who is to be added, removed or modi fi ed. The operator can either select the username from the operators win-dow or enter the user...

Page 142 - Security Access Levels; VNC Account; Change VNC Password; Screen Security Levels

22 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 22 • User Access Table 22-1. Security Access Levels Security Access Levels Page User Level *Note Event List Level 0 - Input/Output States Level 0 - Trend Chart Level 0 - Help Level 0 - Alarms & Trips Level ...

Page 144 - Help Screen; list with the previous folder level.

23 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 23 • Help Screen Back:• Pressing the back button will rewrite the fi le/folder list with the previous folder level. Display Window:• This window displays the context of the manual.Fullscreen:• Pressing this but...

Page 145 - guration Screen - Twin Screw Option

24 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 24 • Twin Screw Control Overview The Vission 20/20 is capable of operating a twin screw compressor from a number of different manufacturers. The Vission 20/20 currently operates as a twin screw controller in th...

Page 146 - Once the twin screw is con

24 – 2 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 24 • Twin Screw Control Operation Once the twin screw is con fi gured, its operation is very similar as the single screw and all options that are available for single screw con fi guration are also available fo...

Page 147 - Twin Screw Control

24 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 24 • Twin Screw Control Figure 24-3. Slide Calibration - Twin Screw Bump Pop-Up Window Limit” setpoint to de fi ne an area within the mechani- cal stops for normal slide travel. These software limits purpose is...

Page 148 - ned as; OIL PRESSURE MONITORING BEFORE; to be pushed into the oil injection lines to; LOW OIL PRESSURE SAFETY BYPASS; Figure 24-4. Prelub Oil Pressure and Run Oil Pressure Settings

24 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 24 • Twin Screw Control Twin Screw Oil Pressure The twin screw compressor has two separate oil pressure settings. They are named “Prelub Oil Pressure” and “Run Oil Pressure” in the Alarm and Trips Menu. Both of...

Page 149 - OIL PRESSURE MONITORING AFTER; rst 5 minutes of the compressor running, if the oil

24 – 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 24 • Twin Screw Control Figure 24-5. Timers Menu - Twin Screw Control setpoints are forced into the Run Oil Pressure Alarm and Trip settings. By default, the Prelub Oil Pressure Alarm and Trip setpoints and the...

Page 151 - guration Screen

25 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 25 • Cool Compression Control Overview The cool compression compressor operation is similar to the standard single screw compressor units, except there is no external oil cooler to the unit. A blanket of liquid...

Page 153 - Cool Compression Control

25 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 25 • Cool Compression Control • Auto load will be disengaged when one of the follow- ing conditions occur; • Pressure ratio reaches a value of 2.0 or greater.• Compressor has been running for 10 minutes (de fi ...

Page 154 - Once the Cool Compression is con; NOTICE

25 – 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 25 • Cool Compression Control Operational Differences from Single Screw Once the Cool Compression is con fi gured, most setup options available for a single screw are also available for Cool Compression. Howeve...

Page 155 - Remote Oil Cooler; Remote Oil Cooler Temperature. The; Remote Oil Cooler Setpoint

26 – 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 26 • Remote Oil Cooler Overview This screen allows the operator to view and adjust Remote Oil Cooler setpoint settings associated with Remote Oil Cooler operation, see Figure 26-1. This screen will only be acti...

Page 157 - nes the maximum speed in per-

26 – 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Section 26 • Remote Oil Cooler Maximum Speed:• This setpoint de fi nes the maximum speed in per- centage for Remote Oil Cooler VFD Fan at which it should run for continuous step delay time to increase Remote Oil Cooler...

Page 159 - Table A. Vission 20/20 Troubleshooting Guide; WARNING; Vission 20/20 Troubleshooting Guide; cally check for

A - 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix A • Vission 20/20 Troubleshooting Guide Table A. Vission 20/20 Troubleshooting Guide Problem Solution Vission 20/20 does not boot up, no lights light on any boards. Check that 120VAC is run to circuit breaker C...

Page 161 - Contents

B - 1 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Contents Vission 20/20 Compressor Control Setup ............................................................................................... B-3 Vission 20/20 Compres...

Page 163 - SCOPE; SETUP

B - 3 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Vission 20/20 Compressor Control Setup SCOPE Vission 20/20 programs – version 4550.1 and later. Pulldown The Pulldown feature provides a method of slowly pull-ing the su...

Page 164 - SETPOINT SELECTION EXAMPLE; eld applications.

B - 4 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures SETPOINT SELECTION EXAMPLE The following example is to illustrate the selection of setpoints for the Pulldown feature. The values picked are NOT representative of actual...

Page 165 - Pulldown OPERATION EXAMPLE

B - 5 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Pulldown OPERATION EXAMPLE Assumptions:• Compressor is off • Pulldown is selected • “Initiate Pulldown at Next Start” is selected • Current suction pressure = 80 PSIG• A...

Page 167 - COMPRESSOR CONTROL SETPOINTS

B - 7 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Vission 20/20 Compressor Control Setpoints Setup SCOPE Vission 20/20 programs – version 4550.1 and later COMPRESSOR SETPOINT #1 AND SETPOINT #2 The Vission 20/20 allows ...

Page 168 - Figure B-3. Compressor Control Setpoint 1 and Setpoint 2 Setup

B - 8 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Figure B-3. Compressor Control Setpoint 1 and Setpoint 2 Setup

Page 169 - CONTROL MODE DROPDOWN BOX; • This can be done when the compressor is off or; SAFETY SETPOINTS

B - 9 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures CONTROL MODE DROPDOWN BOX In Figure B-4, the Control Mode dropdown box allows selection of the active setpoints. To change from Setpoint 1 to Setpoint 2 being the active...

Page 170 - SERIAL OR ETHERNET OPERATION AND SETPOINT

B - 10 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Figure B-5. Alarm and Trip Safety Setpoints for Setpoint 1 and Setpoint 2 SERIAL OR ETHERNET OPERATION AND SETPOINT 1 AND SETPOINT 2 SELECTION Refer to Table B-4, for r...

Page 171 - as needed, to maintain the control setpoint which is de-; nes the control setpoint

B - 11 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Vission 20/20 Compressor Sequencing Setup SCOPE Vission 20/20 programs – version 4550.1 and later OVERVIEW Compressor sequencing in the Vission 20/20 panel is carried o...

Page 172 - SETUP OF MASTER COMPRESSOR FOR; ne the setpoints for when the

B - 12 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures master compressor ONLY. (The slave compressor(s) load and unloading is setup in the master Compressor Sequencing menu). The Auto-cycle settings can also be setup for th...

Page 173 - Setpoint

B - 13 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures The master compressor controls the slave compressors based on the master compressor control setpoints as well as the setpoints entered in the master compressor sequenci...

Page 174 - nes the outer pressure setpoint offset to moni-; COMPRESSOR SEQUENCING EQUIPMENT LIST; gure all settings for a particular

B - 14 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Unload Rate 2 Offset (Outer)• De fi nes the outer pressure setpoint offset to moni- tor compressor unload. If Suction pressure / proc temp goes surpasses the Control Se...

Page 176 - CONFIGURING SEQUENCING TABLE ON MASTER

B - 16 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures (decrease) the slave compressor capacity . When a slave compressor has been unloaded to its MIN CAP setpoint, and the suction pressure is still less than a value of unl...

Page 177 - WALK-THROUGH OF SEQUENCING LOADING AND; gured load rate 1 offset value; OVERVIEW OF COMPRESSOR UNLOADING; An example of partial loading of slaves, and shutting one off:

B - 17 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Auto sequencing can be started (from the master com-pressor) by selecting the green Unit Start button and pressing the “Auto Seq” button. WALK-THROUGH OF SEQUENCING LOA...

Page 178 - SLAVE EXPERIENCING A FAILURE

B - 18 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures In this example, during unloading cycle when suction pressure falls below a value less than con fi gured unload rate 1 value (20 – 2 = 18 psig) for the time period of t...

Page 179 - BACKUP DATABASE OF ORIGINAL FLASHCARD; REPLACE ORIGINAL FLASHCARD WITH NEW

B - 19 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Database Backup Procedure Upgrading the program in the 20/20 panel normally in-volves replacing the fl ashcard. Note that all compressor operation setpoints, calibratio...

Page 181 - RECORD OPERATING SETPOINTS AND; RE-ENTER OPERATING SETPOINTS AND

B - 21 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Flashcard Replacement Procedure Before powering down to replace the fl ashcard, copy down all of the follow operating setpoints and con fi gu- ration information. RECOR...

Page 186 - Compressor Control

B - 26 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Compressor Control Control setpoint level 0 Set/Change/Modify within supervisor set constraints All control setpoints level 1 All remaining control setpoints are modi f...

Page 187 - INTRODUCTION

B - 27 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Remote Control and Monitoring of 20/20 Panel INTRODUCTION This document provides the reader with guidelines to successfully communicate to and integrate with the Vilter...

Page 188 - Figure B-12. Serial Communication Ports on Single Board Computer; The 20/20 offers two solutions for serial communications. The

B - 28 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Figure B-12. Serial Communication Ports on Single Board Computer P12 = RS485 Serial Modbus RTU connector *P14, P18 = USB Serial Modbus RTU connectorsP8 = Ethernet RJ45 ...

Page 190 - Figure B-14. Selecting USB Port for Serial Communication

B - 30 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Figure B-14. Selecting USB Port for Serial Communication The Vission 20/20 panel allows designating the USB port to be used for serial Modbus RTU communication from the...

Page 191 - NETWORK TOPOLOGY; Figure B-15. 2-Wire Multidrop Network Using Terminating Resistors

B - 31 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures NETWORK TOPOLOGY RS422/RS485 Networking Topology Many articles have been written about the different to-pologies of RS422/RS485 networks. Vilter recommends that a daisy...

Page 192 - USING THE DEVICE AS A NETWORK ISOLATOR/; Dip switches on each side of the device must be

B - 32 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures USING THE DEVICE AS A NETWORK ISOLATOR/ REPEATER (Reference Figure B-17)1. A DC power supply is required to power the device ( +10vDC to +30vDC) 2. Dip switches on each...

Page 194 - ETHERNET NETWORK TOPOLOGY

B - 34 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures ETHERNET NETWORK TOPOLOGY The con fi guration of the plant Ethernet network might be dictated by the plant IT department. One com-mon con fi guration is the star type t...

Page 195 - ADDITIONAL NETWORK CONFIGURATIONS FOR; There are many network con; Example 1; guration for Access via Internet – Example 1

B - 35 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures ADDITIONAL NETWORK CONFIGURATIONS FOR ACCESS VIA INTERNET There are many network con fi gurations that will allow access to the Vilter 20/20 panels via an internet conn...

Page 196 - Example 2; guration for Access via Internet – Example 2; Example 3; guration for Access via Internet – Example 3

B - 36 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Example 2 In Figure B-21, this example shows a PC connected to the internet, running a VNC client program which accesses the Vission 20/20 panels by specifying an IP ad...

Page 197 - Example 4; guration for Access via Internet – Example 4; PLC REMOTE COMPRESSOR CONTROL OF VISSION

B - 37 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Example 4 In Figure B-23, this example shows a hybrid network. An off campus PC and smartphone is connected to the in-ternet, running VNC client programs which accesses...

Page 198 - REMOTE COMPRESSOR CONTROL VIA

B - 38 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures REMOTE COMPRESSOR CONTROL VIA COMMUNICATIONS A compressor control scheme that is accomplished via communications must follow some general rules. The Vission 20/20 panel...

Page 202 - guration screen - Page 1; CONFIGURATION SCREEN SETUP FOR REMOTE; gure “Active Remote Control” as Ethernet.; INTRODUCING THE REMOTE LOCK BUTTON AND

B - 42 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Figure B-25. Con fi guration screen - Page 1 CONFIGURATION SCREEN SETUP FOR REMOTE CONTROL THROUGH COMMUNICATIONS (Reference the “Communication” section of Figure B-25)...

Page 203 - RESTART ON POWER FAILURE

B - 43 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures registers within the Modbus range of 40500 through 40513 can occur. If Remote Lock is ON, then writes within this region cannot occur. These registers are the compresso...

Page 204 - Modbus Register 40502 - Remote Capacity

B - 44 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Modbus Register 40502 - Remote Capacity Control Selection • 0 = Auto Capacity Control. This selection de fi nes that the 20/20 will control compressor capacity from its...

Page 205 - Modbus Register 40503 - Auto Capacity Control

B - 45 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures NOTE Both Process Temp Control and Suction Pressure Control must both be enabled from the Con fi guration screen to do this. Modbus Register 40503 - Auto Capacity Contr...

Page 206 - CONTROL SCENARIO

B - 46 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures scale) away from the current position, then en-ergize the capacity slide for a time that is propor-tional to the amount it is away from the new target position. To say ...

Page 207 - REMOTE MONITORING

B - 47 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures power is restored, which means it will not accept any “writes” via communication, within the Compressor Command register region, until someone walks up to the panel and...

Page 209 - t of active noise

B - 49 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Phoenix Contact PSM-ME-RS485/RS485-P Isolator The Phoenix Contact isolator/repeater is used to electri-cally isolate the RS485 signal from the network and to improve th...

Page 210 - The; Figure B-28. Network Noise with Phoenix Contact PSM-ME Isolator

B - 50 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Test 1 The fi rst test measured the noise on the active net- work WITHOUT the Phoenix Contact PSM-ME isolator installed in the network, see Figure B-26. The Phoenix Con...

Page 211 - Log on and navigate to the Con; Figure B-29. Selection of Installed Boards from Con

B - 51 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Vessel Level Control Setup for 20/20 Panel INTRODUCTION This document provides guidelines to successfully setup a vessel level control function in the Vilter 20/20 con-...

Page 212 - Step 2: Selection and Naming of Auxiliary Analog; Navigate to page 5 of the Con; guration Screen – Page 5)

B - 52 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 2: Selection and Naming of Auxiliary Analog Outputs used for Level Control Navigate to page 5 of the Con fi guration screen and se- lect the analog output(s) that ...

Page 213 - Step 3: Selection and Naming of Auxiliary Analog; Navigate to page 4 of the Con; guration Screen – Page 4)

B - 53 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 3: Selection and Naming of Auxiliary Analog Inputs used for Level Control Navigate to page 4 of the Con fi guration screen and se- lect the analog inputs(s) that w...

Page 214 - Step 4: Instrument Calibration Screen Setup of; Figure B-32. Scaling Setup for Auxiliary Analog Inputs

B - 54 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 4: Instrument Calibration Screen Setup of Auxiliary Analog Inputs. Now that the auxiliary analog inputs have been selected and named, the scaling for the inputs ne...

Page 215 - Trip Setup; • Continue to step 6.

B - 55 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 5: Auxiliary I/O (Analog Inputs) Alarm and Trip Setup If an alarm or trip setpoint for the vessel level is desired, then navigate to Auxiliary I/O page 3 and setup...

Page 216 - Step 6: Setup of Analog Output for Vessel Level; gured in Steps

B - 56 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 6: Setup of Analog Output for Vessel Level Control – PID Level Control Navigate to Auxiliary I/O page 6 and setup analog output control for vessel level. Figure B-...

Page 217 - CONDENSER LEVEL CONTROL

B - 57 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures With the above setting, the response of the Aux1: Chiller Level 4,20 Output is seen to be; % Level Input Aux1 Analog Output 50 % = 4 ma (fully closed position) 45 % = 8...

Page 219 - Figure B-36. Analog Output card wiring to VPLUS VFD controller

B - 59 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures VPLUS (AC Motor) Setup Procedure for 20/20 Panel INTRODUCTION This document provides guidelines to setup AC Motor VPLUS oil cooling system control on the Vission 20/20 ...

Page 221 - guration Screen Selection of; guration Screen – Page 6)

B - 61 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures VISSION 20/20 SOFTWARE SETUPStep 1: Con fi guration Screen Selection of Installed Boards Log on and navigate to the Con fi guration screen, page number 6. Insure that a...

Page 222 - Step 2: Setup and selection of Oil Cooling from; guration screen. The algorithm used for this; Figure B-39. VPLUS Oil Cooling Selection

B - 62 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 2: Setup and selection of Oil Cooling from page 2 of the Con fi guration screen The oil cooling VPLUS algorithm must be enabled from the con fi guration screen. Th...

Page 223 - Step 3: Setup and selection of VPLUS / Motorized; Figure B-40. VPLUS / Motorized Valve Control PID Parameter Setup

B - 63 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 3: Setup and selection of VPLUS / Motorized Valve Con fi guration. The oil cooling VPLUS control parameters must now be setup. Navigate to the last page of the Com...

Page 226 - Figure B-42. Temperature Controller Wiring Removed

B - 66 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Figure B-42. Temperature Controller Wiring Removed After removing the temperature controller wiring, the wiring diagram will look like Figure B-42.

Page 227 - HARDWARE WIRING

B - 67 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures HARDWARE WIRING Interconnect wiring between the Vission 20/20 panel and the VPLUS panel now needs to be done. 1. First make sure that the VPLUS panel and the Vission 20...

Page 229 - VISSION 20/20 SOFTWARE SETUP; Logon and navigate to the Con

B - 69 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures VISSION 20/20 SOFTWARE SETUP Step 1: Con fi guration Screen Selection of Installed Boards Logon and navigate to the Con fi guration screen, page number 6. Insure that a...

Page 230 - Figure B-46. Oil Cooling Selection for VPLUS Oil Cooling

B - 70 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Step 2: Setup and selection of Oil Cooling from page 2 of the Con fi guration screen The oil cooling VPLUS algorithm must be enabled from the con fi guration screen. Th...

Page 233 - Vission 20/20 Communication Table

B - 73 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures Vilter Address Ethernet IP Address Modbus Address Data Type Value Mode Lower Range Higher Range Digital Inputs 0 N50:0 40001 Compressor Interlock INT 0 = OFF, 1 = ON Re...

Page 236 - Statuses

B - 76 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 83 N54:3 40253 Pressure Ratio F-INT Read 84 N54:4 40254 Volume Ratio F-INT Read 85 N54:5 40255 Superheat Discharge Temp. F-INT Read 86 N54:6 40256 Superheat Suction Tem...

Page 238 - Commands

B - 78 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 104 N55:15 40415 Refrigerant ENUM "0 = R11 1 = R122 = R133 = R224 = R1135 = R1146 = R134a7 = R290 - Propane8 = R404a9 = R50010 = R50211 = R50312 = R50713 = R71714 =...

Page 240 - Auto Cycle; INT

B - 80 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 126 N57:4 40554 Cap Dec Proportional Band Setpoint #1 F-INT Read-Write 0.5 20.0 127 N57:5 40555 Setpoint #2 (Pressure, Temp) F-INT Read-Write (-15.0, -100.0) (200.0, 15...

Page 241 - Pumpdown

B - 81 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 148 N58:8 40578 Stop Delay Time Setpoint #2 INT Read-Write 0 300 149 N58:9 40579 Minimum Slide Position Setpoint #2 INT Read-Write 0 100 Pumpdown 150 N59:0 40590 Stop P...

Page 243 - Compressor VFD

B - 83 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 189 N62:2 40642 Slide Valve Setpoint #1 Enabled INT 0 = Disabled, 1 = Enabled Read 190 N62:3 40643 Slide Valve Setpoint #2 Enabled INT 0 = Disabled, 1 = Enabled Read 19...

Page 246 - Timers

B - 86 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 265 N65:6 40836 High Filter Diff. Run Press. Alarm F-INT Read 266 N65:7 40837 High Filter Diff. Run Press. Trip F-INT Read 267 N65:8 40838 High Motor Amps Alarm F-INT R...

Page 247 - Compressor

B - 87 Vission 20/20 • Operation and Service Manual •Vilter/Emerson • 35391SC 2.0 Appendix B • Vission 20/20 Application Procedures 288 N66:17 40917 High Superheat Temp Safety Changeover (minutes) INT Read Compressor Scheduling (Military Time) 289 N67:0 41000 Sunday Event #1 Control Mode ENUM Read-W...