Page 2 - Copyright © 2005 Teledyne Instruments/ Analytical Instruments
Model 7600 Teledyne Analytical Instruments ii Copyright © 2005 Teledyne Instruments/ Analytical Instruments All Rights Reserved. No part of this manual may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any other language or computer language in whole or in...
Page 3 - Specific Model Information; Instrument Serial Number:
Infrared Gas Analyzer Teledyne Analytical Instruments iii Specific Model Information Instrument Serial Number: _______________________ Instrument Range: _______________ Calibrated for: _______________ Background Gas: _______________ Zero Gas: _______________ Span Gas: _______________
Page 4 - Safety Messages; GENERAL; Technician Symbol; No
Model 7600 Teledyne Analytical Instruments iv Safety Messages Your safety and the safety of others is very important. We have provided many important safety messages in this manual. Please read these messages carefully. A safety message alerts you to potential hazards that could hurt you or others. ...
Page 5 - This manual provides information designed to guide you through
Infrared Gas Analyzer Teledyne Analytical Instruments v IF YOU USE THE ANALYZER IN A MANNER OTHER THAN THAT FOR WHICH IT WAS INTENDED, UNPREDICTABLE BEHAVIOR COULD RESULT POSSIBLY ACCOMPANIED WITH HAZARDOUS CONSEQUENCES. This manual provides information designed to guide you through the installation...
Page 6 - Table of Contents; sampling system
Model 7600 Teledyne Analytical Instruments vi Table of Contents List of Figures ............................................................................... x List of Tables ............................................................................... xii Introduction .............................
Page 7 - General Information
Infrared Gas Analyzer Teledyne Analytical Instruments vii Operation ..................................................................................... 35 3.1 General Information 35 3.2 Display and Available Menus 36 3.3 The Display Screen 38 3.3.1 Measurement Mode 38 3.3.2 Setting/Selection Scree...
Page 10 - List of Figures; Figure 3-4: Example Screen—5 Component Analysis 12
Model 7600 Teledyne Analytical Instruments x List of Figures Figure 1-1: Model 7600A Infrared Gas Analyzer ........................... 16 Figure 1-2: Model 7600 Description .............................................. 19 Figure 2-1: Slide Rail Mounting Dimensions ................................. ...
Page 11 - Figure 4-7: Optical Adjustment Display for Dual Optical System
Infrared Gas Analyzer Teledyne Analytical Instruments xi Figure 3-11: Output Hold for Auto Calibration ............................... 76 Figure 3-12: Output Hold for External Hold ................................... 76 Figure 3-13: Average Value Reset ..................................................
Page 12 - List of Tables; Table 2-1: Correspondence of Measured Components and
Model 7600 Teledyne Analytical Instruments xii List of Tables Table 2-1: Correspondence of Measured Components and Measuring Units ..................................................................... 27 Table 2-2: Zero and Span Gas ...................................................... 29 Table 4.1...
Page 13 - DANGER; COMBUSTIBLE GAS USAGE
Infrared Gas Analyzer Teledyne Analytical Instruments xiii DANGER COMBUSTIBLE GAS USAGE WARNING This is a general purpose instrument designed for use in a non-hazardous area. It is the customer's responsibility to ensure safety especially when combustible gases are being analyzed since the potential...
Page 15 - Introduction; Main Features of the Analyzer
Infrared Gas Analyzer Introduction Teledyne Analytical Instruments 15 Introduction 1.1 Overview The Model 7600 Infrared Gas Analyzer is a microprocessor based infrared gas analyzer used to measure the concentration of NO, SO 2 , CO 2 , CO and CH 4 contained in sample gas. It is based on the principl...
Page 16 - Figure 1-1: Model 7600A Infrared Gas Analyzer
Introduction Model 7600 Teledyne Analytical Instruments 16 Figure 1-1: Model 7600A Infrared Gas Analyzer • Simultaneous measurement of up to five components • Excellent long-term stability • Large, easy to read LCD display showing all simultaneous measurements and computations • Slide-out, chassis d...
Page 17 - Options Available
Infrared Gas Analyzer Introduction Teledyne Analytical Instruments 17 • Instrument or calibration error contact outputs • Extra functions included such as average value computation, O 2 conversion • Pump ON/OFF contact 1.3 Options Available • Percent O 2 detector — Paramagnetic (built-in) or ZrO 2 (...
Page 18 - Description of the Main Unit
Introduction Model 7600 Teledyne Analytical Instruments 18 • Biochemistry and fermentation, • Automotive emission analysis • Explosive and toxic gas analysis • Chemical analysis • Refinery operation • Research applications 1.5 Description of the Main Unit Teledyne's Series 7600 Infrared Gas Analyzer...
Page 19 - Gas Connections
Infrared Gas Analyzer Introduction Teledyne Analytical Instruments 19 Figure 1-2: Model 7600 Description Gas connections for the 7600 instrument are made on the rear panel of the instrument using the ¼” NPT fittings installed. The standard instrument has two measuring units and a pair of inlet/outle...
Page 21 - Installation; FOR INDOOR USE ONLY.; Unpacking the Analyzer
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 21 Installation Installation of the analyzer includes: 1. Unpacking the system. 2. Choosing a suitable location 3. Mounting the analyzer 4. Mounting the terminal module 5. Installing gas connections 6. Making electrical connections 7...
Page 22 - Choosing a Location; Not exposed to direct sunlight.
Installation Model 7600 Teledyne Analytical Instruments 22 * These optional items are included if specified at the time of purchase As soon as you receive the instrument, carefully unpack and inspect the analyzer and components for damage. Immediately report any damage to the shipping agent. The ana...
Page 23 - Mounting the Analyzer; The 19” rack mountable 7600 analyzer is designed for either a; Mounting the Input/Output Terminal Module; Note: To avoid noise generated from external units, mount the
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 23 2.3 Mounting the Analyzer The 19” rack mountable 7600 analyzer is designed for either a guide rail or slide rail mounting within a rack or cabinet. The guide rail method supports the weight of the instrument from the bottom and ca...
Page 25 - Purging the Analyzer
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 25 2.5 Gas Connections Gas connections are made on the rear panel of the analyzer. Adhere to the following guidelines when making gas connections: • Use a corrosion resistant tube such as Teflon, stainless or polyethylene to connect ...
Page 26 - An internal piping diagram for an instrument with one or two
Installation Model 7600 Teledyne Analytical Instruments 26 An internal piping diagram for an instrument with one or two measuring units is shown in Figure 2-4. When there are two measuring units, if a built-in oxygen sensor is used, it must be installed in measuring unit 2. The diagram shows the com...
Page 27 - Measuring components; There are several ways to bring sample gas to the analyzer
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 27 Table 2-1: Correspondence of Measured Components and Measuring Units Measuring components Measuring unit 1 Measuring unit 2 1-component meter for NO, SO 2 , CO 2 , CO and CH 4 Each component None 2-component meter for NO/SO 2 and ...
Page 28 - For optimum performance, the sample gas should be treated as
Installation Model 7600 Teledyne Analytical Instruments 28 Figure 2-6: External Piping with Two Pair of Inlet/Outlet (1) Figure 2-7: External Piping with Two Pair of Inlet/Outlet (2) 2.5.3 Gas Conditioning For optimum performance, the sample gas should be treated as follows: • A filter should be ins...
Page 29 - gas
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 29 • The dew point of the sample gas must be lower th an the ambient temperature to avoid condensation in the analyzer. If vapor is contained in the sampling gas, the dew point should be lowered to 0°C by using a dehumidifier. • If S...
Page 31 - Flowmeter—adjusts and monitors the sample gas flowrate.
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 31 • Solenoid Valve—for introducing calibration gas and OFF/ON flow of sample gas. • Membrane Filter—PTFE filter for rempval of fine dust particles. • Flowmeter—adjusts and monitors the sample gas flowrate. • Standard Gas—a bank of c...
Page 32 - Electrical Connections; The power inlet for the Model 7600 is located on the rear panel as
Installation Model 7600 Teledyne Analytical Instruments 32 2.6 Electrical Connections 2.6.1 Power Inlet The power inlet for the Model 7600 is located on the rear panel as shown in Figure 2-9. The proper 3-prong power cord has been supplied with your instrument. Connect the power cable to the power i...
Page 33 - Make sure that the ferrite core attached to the I/O cable goes to the
Infrared Gas Analyzer Installation Teledyne Analytical Instruments 33 Figure 2-10: Noise Suppression 2.6.2 Input/Output Terminal Module Use the supplied cable to interface the I/O Module to the analyzer. Plug the cable connector into the receptacle at the rear panel of the analyzer and the receptacl...
Page 34 - Testing the System
Installation Model 7600 Teledyne Analytical Instruments 34 2.7 Testing the System After the analyzer has been installed with gas and electrical connections but prior to powering up the unit make sure you have: • Installed the unit correctly • Checked the gas connections for leaks Once the above chec...
Page 35 - Operation; Figure 3-1: Front Panel of the Model 7600
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 35 Operation 3.1 General Information This section describes the front panel interface of the analyzer. Figure 3-1 Shows the Model 7600 Infrared Gas Analyzer front panel. The user interface consists of 8 membrane switch buttons or keys, ...
Page 36 - Display and Available Menus; Calibration
Operation Model 7600 Teledyne Analytical Instruments 36 MODE key: Used to switch the mode. LEFT/RIGHT Arrow key: Used to change the selected item by moving the cursor and numeral digit. UP key: Used to change the selected item by moving the cursor and to increase a numeric value. DOWN key: Used to c...
Page 37 - Figure 3-3: Display Modes and Menu Hierarchy
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 37 Figure 3-3: Display Modes and Menu Hierarchy
Page 38 - The Display Screen; Figure 3-4: Example Screen—5 Component Analysis 12 Channels
Operation Model 7600 Teledyne Analytical Instruments 38 The user mode is where the operator configures the instrument and sets up various parameters for the intended application. From the user mode the following menus are available: • Switch Ranges • Calibration Parameters • Alarm Setting • Setting ...
Page 39 - Name Function; Instantaneous value and concentration value:
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 39 The numbered call outs in Figure 3-4 refer to: No. Name Function (1) Component display Displays component of instantaneous value, corrected instantaneous value, corrected average value, etc. (2) Concentration display Displays measure...
Page 40 - Parameter Setting
Operation Model 7600 Teledyne Analytical Instruments 40 Where: On: The value of the O 2 correction reference value (Value set by application) Os: Oxygen concentration (%) Cs: Concentration of relevant measured component. Note that Os does not exceed the O 2 limit value set in “Other Parameter” See S...
Page 41 - The measurement mode is the default mode of the instrument and
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 41 Figure 3-5: Setting/Selection Screen Areas 3.4 Basic Operation Measurement mode The measurement mode is the default mode of the instrument and appears when the unit is first turned on. It displays information about the process being ...
Page 42 - Setting Up the Analyzer in the User Mode
Operation Model 7600 Teledyne Analytical Instruments 42 • Set up the Auto Calibration feature • Setup an auto zero calibration • Adjust the peak alarm parameter Setting. These settings are described in Section 3.5. To enter the user mode from the measurement mode, press the MODE key. To return to th...
Page 43 - There are 3 range switch modes in the second column to select from:; To manually switch between analysis ranges:
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 43 2. Move the cursor to the “Switch Ranges” option and press ENT. The “Channel Selection” screen appears. 3. Move the cursor by pressing the UP/DOWN keys to the desired channel and press ENT. There are 3 range switch modes in the secon...
Page 44 - To abort the range selection, press the ESC key and the setting; Note that even if the range is switched while a hold of measurement
Operation Model 7600 Teledyne Analytical Instruments 44 2. Move the highlight of the cursor to range selection and select the desired range using the UP/DOWN keys. The highlighted arrow indicates the currently selected range. 3. Press ENT to accept the selection. Measurement is now carried out using...
Page 45 - The range can be selected remotely if a remote switch has been
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 45 3.5.1.3 R EMOTE R ANGE S ELECTION The range can be selected remotely if a remote switch has been installed. To use this feature, the range mode must be switched in the display to RR (Remote Range) . To configure the instrument for re...
Page 47 - UP or DOWN
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 47 4. In the “Calibration Parameters” screen that appears, point the cursor to “Calibration Value” by pressing the UP or DOWN key. Press the ENT key. To change the concentration of a calibration gas: 1. Point the cursor to the channel y...
Page 48 - Note: Enter settings that correspond to each range. If a zirconia; Setting range of values:
Operation Model 7600 Teledyne Analytical Instruments 48 Note: Enter settings that correspond to each range. If a zirconia type O 2 sensor is used, select 21.00 for the field of Zero (when air is used), and select the concentration listed on the cylinder if the air contained in a cylinder is used. To...
Page 49 - This brings up the Cal. Settings ZERO Cal. screen where you can
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 49 This brings up the Cal. Settings ZERO Cal. screen where you can set whether all components or individually selected components are zeroed during a manual zero calibration. The choices are: • at once—these components will be zeroed si...
Page 50 - Note: When the cylinder air or atmospheric air is used for the; Use the “About Calibration Range” submenu to configure the
Operation Model 7600 Teledyne Analytical Instruments 50 zero calibration screen that all there are cursors on all components where “at once” is set. Note: When the cylinder air or atmospheric air is used for the zero gas, select “at once.” 3.5.2.3 S ETTING OF CALIBRATION RANGE Use the “About Calibra...
Page 51 - Press the ENT; This menu is used to select the channel and the range in which auto
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 51 performed only for the range displayed when calibration of the selected channel is performed. 6. Press the ENT key after the selection, and the specified calibration is set. To close the calibration range selection screen or cancel t...
Page 52 - To navigate to the Auto Calibration Components/Range menu:
Operation Model 7600 Teledyne Analytical Instruments 52 (AR), it will be calibrated in the range set in this menu when auto calibration is performed. From this menu you can enable or disable the auto calibration feature. To navigate to the Auto Calibration Components/Range menu: 1. From the measurem...
Page 53 - Channels which have been set for autoranging (AR) will undergo
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 53 range you want to set using the UP or DOWN key. Then press the ENT. 2. The cursor next to the range of the selected channel is highlighted. Select the range to be calibrated using the UP or DOWN key. Then press the ENT key. The auto ...
Page 55 - Note: To change an alarm setting, first set the alarm ON/OFF
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 55 CAUTION: ALARMS ARE INACTIVE FOR 10 MINUTES AFTER TURNING ON POWER. 3.5.3.1 C ONFIGURING THE A LARMS Note: To change an alarm setting, first set the alarm ON/OFF setting to OFF, and then change the value. 1. From the measurement mode...
Page 56 - Note: Setpoints are adjustable form 0 to 100% of fullscale
Operation Model 7600 Teledyne Analytical Instruments 56 4. The alarm item selection screen will appear where you can select the alarm type, assign it to a channel, define setpoints, and enable or disable the alarm. Use the UP or DOWN keys until the cursor is aligned with the desired function and pre...
Page 57 - Figure 3-6: Hysteresis Example for a High Limit Alarm
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 57 Figure 3-6: Hysteresis Example for a High Limit Alarm An alarm output is turned ON if measurement value exceeds the upper limit value as shown in Figure 3-6. Once the alarm output has been turned ON, it is not turned OFF until the pr...
Page 58 - Description of setting items:; Note: Before changing the settings of auto calibration, set the
Operation Model 7600 Teledyne Analytical Instruments 58 To close the “Hysteresis Setting” or cancel the mode midway, press the ESC key. A previous screen will return. 3.5.4 Setting of Auto Calibration 3.5.4.1 A UTO C ALIBRATION Auto calibration is automatically carried out when zero and span calibra...
Page 59 - After changing the setting, press the ENT; In this submenu you select the gas whose flow time is to be
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 59 5. In the “Setting of Auto Calibration” screen that appears, point the cursor to any item you want to set by pressing the UP or DOWN key. Press the ENT key. 6. In the “Auto Calibration Parameter Setting” screen that appears, perform ...
Page 60 - To set the flow time:; The cycle range is settable from 1 to 99 hours or 1 to 40 days. The
Operation Model 7600 Teledyne Analytical Instruments 60 To set the flow time: 1. Place the cursor next to “Flow Time,” then press the ENT key. 2. On the flow time setting screen that appears, use the UP and DOWN keys to move the cursor to the gas whose settings you want to change, then press ENT. 3....
Page 62 - When a channel enabled for auto calibration is in the calibration
Operation Model 7600 Teledyne Analytical Instruments 62 When a channel enabled for auto calibration is in the calibration mode, a message indicating ZERO cal. or SPAN cal. will appear on the measurement screen. For example, if channels 1 and 2 have the auto calibration setting enabled, when the cali...
Page 63 - To perform the auto calibration cycle manually:; To abort an auto calibration event:
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 63 3.5.4.5.1 M ANUAL E XECUTION OF A UTO C ALIBRATION To perform the auto calibration cycle manually: 1. From the measurement mode, press the MODE key to display the user mode. 2. Point the cursor to “Setting of Auto Calibration” by pre...
Page 64 - Note: During auto calibration, the keys are inoperable other than
Operation Model 7600 Teledyne Analytical Instruments 64 5. From the measurement mode, press the MODE key to display the user mode. 6. Point the cursor to “Setting of Auto Calibration” by pressing the UP or DOWN key and press the ENT key. 7. In the “Setting of Auto Calibration” item selection screen ...
Page 65 - Auto zero calibration is automatically carried out when the zero; A period between the start time of one calibration and
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 65 3.5.5 Setting of Auto Zero Calibration 3.5.5.1 A UTO Z ERO C ALIBRATION Auto zero calibration is automatically carried out when the zero calibration is set. Components for which a calibration is to be made are determined by setting o...
Page 66 - Auto Zero Calibration Example
Operation Model 7600 Teledyne Analytical Instruments 66 3. In the “Setting of Auto Zero Calibration” screen that appears, point the cursor to any item you want to set by pressing the UP or DOWN key. Press the ENT key. 4. In the “Auto Zero Calibration Parameter Setting” screen that appears, perform t...
Page 67 - Figure 3-8: Example Auto Zero Calibration
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 67 Figure 3-8: Example Auto Zero Calibration Note: When an auto zero calibration starts, the measurement screen automatically appears. Any operation other than “Stop Auto Zero Calibration” (see Section 3.5.4.5 is not permitted during au...
Page 68 - Like the auto calibration, the auto zero calibration can be
Operation Model 7600 Teledyne Analytical Instruments 68 3.5.5.2 F ORCED RUN / STOP OF AUTO ZERO CALIBRATION Like the auto calibration, the auto zero calibration can be performed manually or forcibly stopped while the calibration is performed. 3.5.5.2.1 M ANUAL E XECUTION OF A UTO ZERO C ALIBRATION T...
Page 69 - To abort an auto zero calibration event:
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 69 3.5.5.2.2 F ORCIBLY E ND AN A UTO Z ERO C ALIBRATION To abort an auto zero calibration event: 1. From the measurement mode, press the MODE key to display the user mode. 2. Point the cursor to “Setting of Auto Calibration” by pressing...
Page 70 - Note: During auto zero calibration, the keys are inoperable other
Operation Model 7600 Teledyne Analytical Instruments 70 Note: During auto zero calibration, the keys are inoperable other than key lock ON/OFF and “Stop Auto Zero Calibration.” When the key lock is set to ON, even the “Auto Zero Calibration Stop” is locked out. To stop “Auto Zero Calibration” forced...
Page 71 - To close the “Peak Alarm Setting” or cancel the mode midway,; ON/OFF of peak alarm
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 71 3. Press the ENT key. 4. In the “Peak Alarm Setting” item selection screen that appears, point the cursor to any item you want to set by pressing the UP or DOWN key. Then press the ENT key. 5. Enter numeric values by using the UP or ...
Page 72 - If CO concentration exceeds the alarm value, counting will begin.
Operation Model 7600 Teledyne Analytical Instruments 72 the numerical value which upon reaching will trigger the peak alarm. Hysteresis: To prevent possible chattering when the measuring value may exceed the set peak concentration by only 1 time, the peak count has an allowance in the hysteresis wid...
Page 73 - Note: The clock backup time is 2 days. If power is off for 2 days or
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 73 interval (1) and (2) , the peak count alarm remains ON. At (2), the peak count has fallen to 4 per hour so the peak alarm is turned OFF. Like the hysteresis of the alarm setting , the hysteresis prevents possible chattering when meas...
Page 74 - unit and the time until the backlight is turned OFF.
Operation Model 7600 Teledyne Analytical Instruments 74 Reset Av. Output: Resets the average value. Response time: Sets the response time of the electrical system. Average Period: Sets the moving average time. Backlight Timer: Sets an automatic OFF of the backlight of display unit and the time until...
Page 75 - To close the “Setting of Auto Calibration” or cancel the mode; By setting an output hold to ON, the output signal of each channel is; Manual calibration; Figure 3-10: Output Hold for Manual Calibration
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 75 To close the “Setting of Auto Calibration” or cancel the mode midway, press the ESC key. A previous screen will return. Settings range: Hold setting: 0 to 100% FS Response time: 1 to 60 sec. (Initial value: 15 sec) Average period: 1 ...
Page 76 - Figure 3-11: Output Hold for Auto Calibration; External hold; Figure 3-12: Output Hold for External Hold; Screen display during hold; For Auto calibration and external holds, the “on Hold” message
Operation Model 7600 Teledyne Analytical Instruments 76 Auto calibration Figure 3-11: Output Hold for Auto Calibration External hold Figure 3-12: Output Hold for External Hold Screen display during hold For Auto calibration and external holds, the “on Hold” message will be shown blinking on the meas...
Page 77 - key to toggle between
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 77 1. From the measurement screen, press the MODE key to enter the user mode then navigate to the Parameter Setting option. Press the ENT key to bring up the parameter setting screen. 2. Select the Output Hold option by moving the curso...
Page 78 - Description of setting:
Operation Model 7600 Teledyne Analytical Instruments 78 5. On the parameter hold screen that appears, move the cursor next to the channel you want to make the setting by pressing the UP or DOWN key, and then press ENT. 6. The value is highlighted, indicating that the value can be changed. Change the...
Page 79 - Note: Response time does not provide exact seconds for the
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 79 perform a reset, the contacts must close for at least 1.5 seconds. See Figure 3-13. Resetting occurs as the contacts reopen. Figure 3-13: Average Value Reset 3.5.7.3 R ESPONSE T IME The response time of the electrical system can be c...
Page 81 - Note: When OFF is selected, the backlight remains ON and is
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 81 pressing any key will turn the backlight back ON for the specified duration. When ON is selected, the time until auto OFF is displayed. To change the backlight automatic shut off time: 1. Select Parameter Setting from the user screen...
Page 82 - Maintenance Mode; Note: The default password installed in new instruments is
Operation Model 7600 Teledyne Analytical Instruments 82 2. Select Parameter Setting from the user screen. 3. With the UP or DOWN key, select Maintenance Mode and press ENT. 3.6 Maintenance Mode This mode is used for checking sensor input values, error log file display, or setting of passwords, etc. ...
Page 83 - Note: “To Factory Mode” is used for factory service engineers.
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 83 7. Additional Parameters a. Password Set b. O 2 Reference Value c. Limit d. MODBUS Communication Station No. e. Range Setting 8. Factory Mode In the maintenance mode screen, point the cursor to the item you want to set by pressing th...
Page 84 - sensor input; bration Log
Operation Model 7600 Teledyne Analytical Instruments 84 CO M: CO sensor input value CO C: CO interference compensation sensor input value Temperature: temperature sensor input value O 2 : O 2 sensor input value 3.6.2 Error Log This screen gives the error history for the last fourteen logged errors. ...
Page 85 - For details of this item, refer to Section4.4 Optical Zero
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 85 Z1: Zero calibration (Z) of Range 1 S1: Span calibration (S) of Range 1 M: Value of measuring detector at the time of calibration C: Value of the interference compensation detector at the time of calibration Con: Concentration value ...
Page 86 - Moisture Interference
Operation Model 7600 Teledyne Analytical Instruments 86 3.6.5 Moisture Interference Adjustment This item is described in Section 4.5 Moisture Interference Adjustment . For the values listed in the middle column of the screen, the moisture interference for each component is already offset. The values...
Page 87 - Measurement Mode
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 87 1. From the output adjustment screen which accessible from the maintenance mode menu, move the cursor with the UP or DOWN key to the output (OUT No. and zero/ span) to be adjusted, and then press the ENT key. 2. The selected value is...
Page 88 - Range setting: Moves to the screen on which measuring
Operation Model 7600 Teledyne Analytical Instruments 88 • Station No.: Set the station No. for MODBUS communication. Settable in the range from 00 to 32. • Range setting: Moves to the screen on which measuring range is changed. To adjust or make changes to these parameters: 1. Press the UP or DOWN k...
Page 89 - Note: The value for range 1 and range 2 must fall within or be
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 89 3. Another screen appears which displays the current MIN and MAX ranges established for that component. To change the existing range move the cursor to the range you want to modify using the UP or DOWN key, and then press the ENT key...
Page 90 - The zero calibration is used for zero point adjustment. A suitable
Operation Model 7600 Teledyne Analytical Instruments 90 3.7 Calibration 3.7.1 Zero Calibration The zero calibration is used for zero point adjustment. A suitable zero calibration gas is described in Section 2.5.5 Preparation of Calibration Gas . To zero calibrate the analyzer: 1. Press the ZERO key ...
Page 91 - To close the “Zero Calibration” screen or cancel this mode
Infrared Gas Analyzer Operation Teledyne Analytical Instruments 91 To close the “Zero Calibration” screen or cancel this mode midway, press the ESC key. A previous screen will return. 3.7.2 Span Calibration Span calibration is used to perform a span point adjustment. It requires a span gas with a kn...
Page 92 - To close the “Span Calibration” screen or cancel this mode
Operation Model 7600 Teledyne Analytical Instruments 92 To close "Span Calibration" To close the “Span Calibration” screen or cancel this mode midway, press the ESC key. A previous screen will return.
Page 93 - Maintenance; Routine Maintenance; Aside from normal cleaning of the instrument and making sure; Daily Check and Maintenance Procedures; Table 4.1 Troubleshooting and Maintenance; Item to be; Display value
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 93 Maintenance 4.1 Routine Maintenance Aside from normal cleaning of the instrument and making sure connections are tight and secure, the following maintenance items should be carried out on a daily basis. 1. Zero and Span Calibration...
Page 94 - Adjust; Analyzer Maintenance; The recommended procedure for cleaning the sample cell is as
Maintenance Model 7600 Teledyne Analytical Instruments 94 Item to be checked Phenomena Cause Remedy (2) Air is absorbed midway in the sampling pipe. (2) Find cause of leak and repair. Purge gas flow is included when purge gas in sampling gas flow rate. Standard flow is beyond the specified flow rate...
Page 97 - Note: If the window or the cell interior is very dirty, gently wipe it
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 97 Figure 4-4: IR Window Assembly Note: If the window or the cell interior is very dirty, gently wipe it using a soft cloth moistened with absolute alcohol. A slightly corroded infrared transmission window/sample cell can be remedied ...
Page 99 - Optical Zero Adjustment
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 99 Figure 4-6: Cell Block Assembly 4.4 Optical Zero Adjustment If the following operation is not performed correctly, subsequent analysis may adversely be affected. This operation should be performed by a trained technician or the uni...
Page 100 - a b c d e f g h
Maintenance Model 7600 Teledyne Analytical Instruments 100 introduced directly to the inlet of analyzer unit through the gas cylinder. 3. Proceed to an optical adjustment as described in the maintenance mode. The display on the operation panel of the main unit is illustrated in Figure 4-7. Balance a...
Page 101 - In the above table, O
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 101 Where: “Main” is signal input value from the main detector of each component. “Comp” is signal input value from interference compensation detector of each component. If low range exceeds the range of 0 to 10 vol %, detector signal...
Page 102 - Note: Adjust the beam adjustment plate which is the nearest to; Moisture Interference Compensation Adjustment
Maintenance Model 7600 Teledyne Analytical Instruments 102 Figure 4-9: Beam Adjustment Plate 8. Move the beam adjustment plate sidewise to change the value displayed at (c) or (g). 9. Move the beam adjustment plate sidewise to change the value displayed at (d) or (h). 10. Repeat the procedures in (6...
Page 103 - Perform an adjustment if excessively (beyond ±2% FS) affected by
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 103 operation should be performed by a trained technician or the unit sent back to the factory for service. Perform an adjustment if excessively (beyond ±2% FS) affected by moisture inteference. It is also necessary to adjust moisture...
Page 104 - Note: If any components exceed the range of 0 to 10 vol %, no; Error; Motor rotation detection signal
Maintenance Model 7600 Teledyne Analytical Instruments 104 close to 0 as possible), and then press the ENT key to save the value. Alternatively, by selecting the “ALL”option and pressing the “ ENT ” key, you can zero all components at once. You can abort the process at any time by pressing the “ ESC...
Page 105 - When an error occurs, the error number message will appear at the
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 105 Error Display Error Contents Probable Cause Error No.5 Amount of zero calibration (indication value) is over 50% of full scale. • Zero is deflected much due to dirty cell. • Detector is faulty. • Optical balance is out of adjustme...
Page 106 - Pressing ENT displays the error contents screen which describes
Maintenance Model 7600 Teledyne Analytical Instruments 106 Pressing ENT displays the error contents screen which describes the error, indicates what channel or component is affected and suggests probable causes for the error. If the ESC key is pressed without removing the cause of an error, the erro...
Page 107 - If the power supply is turned OFF, the contents in the error log file
Infrared Gas Analyzer Maintenance Teledyne Analytical Instruments 107 Figure 4-11: The Error Log Screen If the power supply is turned OFF, the contents in the error log file will not be lost or damaged. 4.6.3 Deleting Error Hstory Press the ENT key on the above screen, and the “Error Log Clear” will...
Page 109 - Appendix; General Specifications; Minimum range Maximam range; NO
Infrared Gas Analyzer Appendix Teledyne Analytical Instruments 109 Appendix A.1 SPECIFICATIONS General Specifications Standard specifications Measurable components: Max. 5 components including O 2 . Minimum range Maximam range NO 0 – 50ppm 0 – 5000ppm SO 2 0 – 50ppm 0 – 10vol % CO 2 0 – 20ppm 0 – 10...
Page 111 - A.2 Standard Functions; Output signal holding:
Infrared Gas Analyzer Appendix Teledyne Analytical Instruments 111 Operating conditions: Ambient temperature: -5°C to 45°C Ambient humidity: 90% RH max., non-condensing Storage Conditions: Ambient temperature: -20°C to 60°C Ambient humidity: 100% RH max., non-condensing Dimensions: Analyzer main uni...
Page 115 - A.3 Optional Functions; Average value after O
Infrared Gas Analyzer Appendix Teledyne Analytical Instruments 115 A.3 Optional Functions O 2 correction: Correction of measured NO, SO 2 and CO gas concentrations into values at reference O 2 concentration Correction formula: Cs Os - 21 On - 21 C × = C: Sample gas concentration after O 2 correction...
Page 116 - Whenever the instantaneous value of CO; Communication function:; parameters
Appendix Model 7600 Teledyne Analytical Instruments 116 CO concentration peak count alarm: (added only for CO/O 2 measurement) Alarm output turns on according to the pre-set concentration and count. Whenever the instantaneous value of CO exceeds the preset concentration value, count increments. If t...
Page 117 - A.5 Standard Requirements for Sample Gas
Infrared Gas Analyzer Appendix Teledyne Analytical Instruments 117 Response time (90%): 15 sec electrical response. Within 60 seconds including replacement time of sampling gas (with 0.5L/min gas flow rate). Gas replacement time depends on the number of components,and measuring range. A.5 Standard R...
Page 118 - A.6 Installation Requirements; Avoid a location that is subject to heavy vibration.; A.7 EC Directive Compliance; The product conforms to the requirements of the Low Voltage
Appendix Model 7600 Teledyne Analytical Instruments 118 A.6 Installation Requirements • Indoor use. Select a place where the equipment does not receive direct sunshine, draft/rain or radiation from hot substances. If such a place cannot be found, a roof or cover should be prepared for protection. • ...
Page 119 - A.8 Terminal Block Connections
Infrared Gas Analyzer Appendix Teledyne Analytical Instruments 119 A.8 Terminal Block Connections
Page 120 - A.9 Description on Terminal Block
Appendix Model 7600 Teledyne Analytical Instruments 120 A.9 Description on Terminal Block
Page 125 - Index
Infrared Gas Analyzer Index Teledyne Analytical Instruments 125 Index caution sign, iv combustible gas warning, xi copyright, ii figures listing, ix instasllation checklist, 33 leak check, 33 manuals, additional, v safety information, iv serial number, iii tables listing, x technician symbol, iv war...
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