Page 3 - TABLE OF CONTENTS
i TABLE OF CONTENTS 1.0 I NTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 OpenComms Compatibility . . . . . . . . . . . . . . . . . . . . . . . 2 2.0 I NSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.1 Retrofit Kit . . . . . . . . . . . ....
Page 4 - ii; NIC S; Establishing Communication—Necessary
ii 5.4 Modbus Slave Functions . . . . . . . . . . . . . . . . . . . . . . . . 21 5.4.1 Data Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 5.4.2 Function Code Support . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 5.4.3 Read/Write Holding Registers (0x0...
Page 5 - iii; Power Connection (Level 0 and Level 10
iii 9.3 Power Connection (SM, AM, AG Microprocessors). . . . 37 9.3.1 Power Connection (Level 0 and Level 10 Microprocessors) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 9.3.2 Communication Connection (SM, AM, AG Microprocessor) . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 6 - iv; FIGURES; Table 1
iv FIGURES Figure 1 Typical installation of OpenComms NIC card . . . . . . . . . . . . . . . 1 Figure 2 Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 3 Null modem cable diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Fi...
Page 7 - Introduction; NTRODUCTION; The OpenComms NIC Card transforms Liebert units into manageable; HTTP; for building management systems (and SiteScan); Figure 1
Introduction 1 1.0 I NTRODUCTION The OpenComms NIC Card transforms Liebert units into manageable nodes within your Network, NMS, and BMS systems.The OpenComms NIC Card contains a standard Ethernet and EIA-485 (2-wire) port designed to support viewing and management through: • HTTP for Web browsers (...
Page 8 - OpenComms Compatibility; The OpenComms NIC may be installed and used with these units:; Environmental Units; • Deluxe System3—Advanced Microprocessor with Graphics,; NOTE; All units are manufactured in North America unless otherwise
Introduction 2 1.1 OpenComms Compatibility The OpenComms NIC may be installed and used with these units: Environmental Units • Deluxe System3—Advanced Microprocessor with Graphics, Advanced Microprocessor and standard microprocessor • Challenger 3000—Advanced Microprocessor with Graphics, Advanced M...
Page 9 - numbers and installation help.
Introduction 3 Retrofit Kits are designed specifically for individual units. Consult your local Emerson and Liebert sales representative for pricing, part numbers and installation help. Table 1 OpenComms availability Unit Factory Option Retrofit Kit Retrofit Kit Part # Environmental Products Deluxe ...
Page 10 - Table 2; Electrical Requirements
Introduction 4 Table 2 Specifications Electrical Requirements Voltage 18 to 24VAC 50/60 Hz, Single Phase 12 to 36VDC Power 6VA maximum Environmental Conditions, °F (°C) Operating Ambient Temperature 41 to 104 (5 to 40) Storage Ambient Temperature -4 to 140 (-20 to 60) Relative Humidity 10% to 90% RH...
Page 11 - Installation; The OpenComms NIC card may be ordered as a factory-installed; tions for OpenComms NIC; Retrofit Kit; As a retrofit kit, the circuit board is secured to a metal mounting; Figure 2
Installation 5 2.0 I NSTALLATION The OpenComms NIC card may be ordered as a factory-installed option, and it may be installed as a kit for field retrofit to existing Lie- bert units or as a self-contained unit in its own enclosure.If ordered as a factory-installed option, proceed to 2.3 - User Conne...
Page 12 - User Connections for OpenComms NIC
Installation 6 2.3 User Connections for OpenComms NIC The OpenComms NIC can use simultaneous connections, sometimes requiring three user connections: • Permanent network connection• Modbus 485 connection• Temporary serial connection for configuration/setup 2.3.1 Network Port Consult with the network...
Page 13 - Accessing the Configuration Port; Figure 3; Turn off the power management on your PC or laptop to ensure
Installation 7 Accessing the Configuration Port What you will need: • PC capable of running a terminal emulation application, such as Microsoft Windows® HyperTerminal®. • DB9 Null modem or file transfer cable. (The correct cable will have at a minimum, pins 2 and 3 crossed at the ends.) Null modem c...
Page 14 - Enter; CAUTION
Installation 8 the Enter key on your keyboard. This will initiate communications with the card and the following screen should be displayed. Figure 4 NIC main menu in HyperTerminal (You can also cycle power on the OpenComms NIC card. This will also initiate communications and provide information on ...
Page 15 - System Configuration; YSTEM; DIP Switch Settings; Accessing the Configuration Port on page 7
System Configuration 9 3.0 S YSTEM C ONFIGURATION 3.1 DIP Switch Settings A four-position DIP switch is provided, but no user configuration via DIP switches is necessary at this time. 3.2 Service Terminal Refer to Accessing the Configuration Port on page 7 for explicit details on accessing the servi...
Page 16 - Table 3
System Configuration 10 Table 3 Service terminal navigation Main Menu 1. System Information 1.1 Name1.2 Contact1.3 Location1.4 Description 2. Network Settings 2.1 Boot / IP Settings 2.1.1 Boot Mode 2.1.1.1 Static2.1.1.2 BootP2.1.1.3 DHCP 2.1.2 IP Address2.1.3 Netmask2.1.4 Default Gateway 2.2 SNMP Co...
Page 17 - System Information Menu; SNMP Communications Menu
System Configuration 11 System Information Menu The System Information Menu seeks descriptive input to enable the unit to be identified. This data is readable via SNMP queries. The (“) character is not permitted in any of the descriptive fields Network Settings Menu The Network Settings Menu configu...
Page 18 - Web Server; Escape; SNMP v1 communities are transmitted in plain (unencrypted)
System Configuration 12 destination IP address, and the community name for that host. Up to 20 trap communities can be assigned. For Communities and Trap Communities, the information can be entered as a “complex” line — all parameters space-delimited on the command line. Otherwise, the menu items wi...
Page 19 - Auxiliary Communications
System Configuration 13 Auxiliary Communications The Auxiliary Communications Menu allows the user to set up the parameters necessary for Modbus communications. The user can enable / disable the Modbus sessions as well as assign the slave ID. Q. <q> will abort all changes. X. <x> will sa...
Page 20 - Operation; PERATION; SNMP
Operation 14 4.0 O PERATION 4.1 SNMP The OpenComms Network Interface Card supports “get,” “getnext,” “set,” “response” and “trap” packets of SNMP (Simple Network Man- agement Protocol). The OpenComms NIC supports MIB-II, RFC1628 and Liebert Global Products MIBs. The terms “alarms” and “condi- tions”...
Page 21 - not
Operation 15 4.3 RFC 1628 UPS MIB UPS units log alarms in the RFC 1628 UPS MIB. Traps for the UPS units are generated out of the RFC 1628 UPS MIB. There are four traps that may be sent for the UPS units: Trap On Battery, Trap Test Completed, Trap Alarm Entry Added and Trap Alarm Entry Removed.The tr...
Page 22 - To summarize, event traps generally are parsed by the NMS for any of
Operation 16 [OIDALARMS] 1.3.6.1.2.1.33.1.6.3.1:upsAlarmBatteryBad{}1.3.6.1.2.1.33.1.6.3.2:upsAlarmOnBattery{}1.3.6.1.2.1.33.1.6.3.3:upsAlarmLowBattery{}1.3.6.1.2.1.33.1.6.3.4:upsAlarmDepletedBattery{}1.3.6.1.2.1.33.1.6.3.5:upsAlarmTempBad{}1.3.6.1.2.1.33.1.6.3.6:upsAlarmInputBad{}1.3.6.1.2.1.33.1.6...
Page 23 - MIB; - Modbus Communications and Connectivity; System Reset
Operation 17 4.4 MIB The Management Information Base (MIB) is a formal document declaring the specifics of the information supported by the SNMP implementation. The administrator for the NMS (or other applications utilizing SNMP to communicate with the Liebert units will need the MIB in order to int...
Page 24 - Diagnostics; Figure 5; LED
Operation 18 4.8 Diagnostics A number of LEDs are provided on the interface card to provide infor- mation for diagnostic purposes. The following table summarizes their indications: Figure 5 LED locations LED Identifier Description DS1 Ethernet Port Collision DS2 Ethernet Port Receive DS3 Ethernet Po...
Page 25 - Modbus Communications and Connectivity; ODBUS; Implementation Basics
Modbus Communications and Connectivity 19 5.0 M ODBUS C OMMUNICATIONS AND C ONNECTIVITY This section describes the Modbus communications protocol as sup- ported by the OpenComms NIC card. It includes information on how to pass information to and from the OpenComms NIC card via Mod- bus. It is also i...
Page 26 - Physical Connection; Figure 6
Modbus Communications and Connectivity 20 5.3 Physical Connection A Modbus network should consist of one, and only one, host client, and up to 255 slaves uniquely identifiable by their slave ID. The slave ID of each OpenComms NIC is set through the service terminal (configu- ration) port. (See secti...
Page 27 - Figure 7; drive or boost the EIA-485 communication line. Two wire EIA485; Modbus Slave Functions; The OpenComms NIC supports data in a register block as one of the
Modbus Communications and Connectivity 21 Figure 7 Exceeding maximum specifications The maximum specification may be exceeded if measures are taken to drive or boost the EIA-485 communication line. Two wire EIA485 repeaters are available through the Liebert Corporation. SiteScan’s “REPOPT” will work...
Page 28 - The OpenComms NIC implements the following Modbus functions.
Modbus Communications and Connectivity 22 5.4.2 Function Code Support The OpenComms NIC implements the following Modbus functions. However, integrators will use function code 0x03, and 0x06 most often due to the type of data to be acquired. 5.4.3 Read/Write Holding Registers (0x03, 0x06, 0x10) A hol...
Page 29 - users. It can be read by using function code 0x02 in the same as read-; Modbus Packet Formats; Each Modbus packet consists of the following fields:; Device Address; only the addressed slave will respond to a query that contains its; Function Code; by the slave device. The function code range is from 1 to 127. However,; Table 4; bytes
Modbus Communications and Connectivity 23 5.4.6 Read Input Status (0x02) The input status block contains read-only status accessible to the users. It can be read by using function code 0x02 in the same as read- ing coil status. 5.4.7 Error Handling According to the Modbus specification, the OpenComm...
Page 30 - Error Check Field; RTU Framing Examples
Modbus Communications and Connectivity 24 the OpenComms NIC module primarily uses Function Code 3 (Read Holding Registers) and Function Code 6 (Preset Single Register). Data Field(s) The data field varies in length depending on whether the message is a request or a response to a packet. This field t...
Page 31 - NIC Setup and Testing; ETUP; board itself. A small triangle silk
NIC Setup and Testing 25 6.0 NIC S ETUP AND T ESTING The NIC has a specific setup that must be in place before the card will function properly. There are jumpers on the board that must be in the correct locations. The positions of these jumpers are numbered on the board itself. A small triangle silk
Page 32 - Testing the Network
NIC Setup and Testing 26 6.2 Testing the Network “Ping” is a tool used to test the network. At the command prompt, type, “ping <address of card>”. Ping will respond that it received a reply from the card if the card is functioning properly on the network.If the card is not functioning properly...
Page 33 - Web Troubleshooting
NIC Setup and Testing 27 Then, select number 2 for Display/Modify Communities. Verify that the IP Addresses listed are valid for your network. Verify that you are typing in the correct community name when trying to access SNMP. The community name is case sensitive.Once this information is verified, ...
Page 34 - Firmware Updates; IRMWARE
Firmware Updates 28 7.0 F IRMWARE U PDATES The firmware in the OpenComms NIC card can be updated to take advantage of the latest release of software that may contain feature enhancements, new unit compatibility or service patches. The firm- ware is updated through the OpenComms NIC cards’ serial por...
Page 35 - Establishing Communication—Service Terminal
Firmware Updates 29 7.2 Establishing Communication—Service Terminal Settings 1. Launch HyperTerminal. Once you see the following screen, select Cancel . 2. Select the disconnect icon from the menu bar . This step ensures that you will be able to modify the configuration settings. 3. Go to File > ...
Page 36 - Firmware Update Procedure
Firmware Updates 30 7.3 Firmware Update Procedure 1. After the communication settings are adjusted, press the Enter key on your keyboard. This will initiate communications with the card and display the screen at right.You can also cycle power on the Open- Comms NIC card. This action will also ini- t...
Page 37 - Do not press any keys on your keyboard or the firmware
Firmware Updates 31 8. When the above prompt is displayed, start the file download process by selecting Transfer – Send File… from the HyperTerminal menu, as shown at right. 9. Select Xmodem for the Protocol and browse to locate the file OCNIC_REVx.x00.0_BLDxxx_FILE1.s19 . 10. Click on Send in the d...
Page 38 - Steps 2
Firmware Updates 32 Once the last file is downloaded, the screen at right will appear. Repeat Steps 2 through 4 to change the baud rate back to 9600 bps as show in the illustration below right. After the communication settings are adjusted, hit the Enter key on your key- board. The screen at right w...
Page 39 - External Enclosures; XTERNAL; Power Connection; Figure 9; Communication Connection; To SiteScan
External Enclosures 33 8.0 E XTERNAL E NCLOSURES 8.1 Power Connection Power for the OpenComms Network card should be sourced from the supplied wall-plug transformer. Use field-supplied wiring to connect the outer terminals on the transformer to the screw connectors at TB3 on the Network Interface ca...
Page 40 - Retrofit Installation; ETROFIT; Environmental Installation; Liebert Deluxe System 3 unit. Refer to; Figure 10 Deluxe System 3 NIC installation; screw terminals
Retrofit Installation 34 9.0 R ETROFIT I NSTALLATION 9.1 Environmental Installation Retrofit kits are designed specifically for individual units. Consult your local Liebert representative for pricing, part numbers and instal- lation help. 9.1.1 Deluxe System/3 Position the OpenComms card in the low ...
Page 41 - Figure 11 Deluxe System 3 chilled water control cavity; TB2 - Connects to screw terminals
Retrofit Installation 35 Figure 11 Deluxe System 3 chilled water control cavity Figure 12 ICS control cavity P25 P43 TB1 TB2 - Connects to screw terminals 77 and 78; (see schematic) TB3 P25 P43 TB1 TB2 - Connects to screw terminals 77 and 78; (see schematic) TB3
Page 42 - Figure 13 Challenger installation location; The OpenComms Network card mounts on the Challenger’s L-plate.
Retrofit Installation 36 Figure 13 Challenger installation location The OpenComms Network card mounts on the Challenger’s L-plate. P25 P43 TB1 TB2 - Connects to screw terminals 77 and 78; (see schematic) TB3 Electric Panel
Page 43 - Level 0; Board illustrations are shown only for location of connections.
Retrofit Installation 37 9.2 System Wiring (SM, AM, AG Microprocessors) Two wiring harnesses are included with the retrofit kit, one for the power connection and the second for communications. They are of suf- ficient length for use with the Deluxe System/3 and ICS units and the microprocessors list...
Page 44 - Figure 14 Himod NIC installation location
Retrofit Installation 38 9.3.2 Communication Connection (SM, AM, AG Microprocessor) The second wiring harness provided (p/n 159083G1) has a connector fitted at either end and is the communications connection between the unit microprocessor and the NIC.To put it in the system:1. Remove the existing w...
Page 46 - UPS Installation; OpenComms; Communication Connection for NPower
Retrofit Installation 40 9.6 Emerson Network Power (CEMS100 / LECS15) The kit includes a special cable to allow simple interconnection between the controller and the OpenComms NIC.Questions about the retrofit kits should be directed to the Interna- tional Sales department.Contact: yc.kok@emersonnetw...
Page 47 - Figure 15 NPower UPS NIC installation
Retrofit Installation 41 Figure 15 NPower UPS NIC installation Power Supply Board Option Section SiteScan IFM OpenComms NIC location (see detail) Control Door IGMnet Detail 24VAC
Page 48 - tomer Service and Support Department at:; Before installing the kit P/N 4645114G for Network Interface
Retrofit Installation 42 9.9 7200 UPS Retrofit Kits are designed specifically for individual units. Consult your local sales / service representative for pricing, part numbers and installation help. Refer to the UPS user manual for more details.If you encounter any problems with the procedures conta...
Page 51 - Figure 17 HiPulse installation
Retrofit Installation 45 Figure 17 HiPulse installation
Page 52 - Figure 18 STS2 typical NIC location
Retrofit Installation 46 9.11 Static Switch2 Retrofit kits are designed specifically for individual units. Consult your local sales / service representative for pricing, part numbers and installation help. Figure 18 STS2 typical NIC location Figure 19 STS2 NIC installation, 800-1000A units NETWORK I...
Page 53 - sponding section of this manual regarding installation details.
Retrofit Installation 47 Figure 20 STS2 NIC installation, 100 - 600A units 9.12 STS Retrofit kits are designed specifically for individual units. Consult your local sales / service representative for pricing, part numbers and installation help.STS units require the use of an external enclosure. Cons...
Page 56 - The Company; ONITORING; OpenComms NIC; SER
Technical Support / Service Web Site www.liebert.com Monitoring 800-222-5877 [email protected] Outside the US: 614-841-6755 Single-Phase UPS 800-222-5877 [email protected] Outside the US: 614-841-6755 Three-Phase UPS 800-543-2378 [email protected] Environmental Systems 800-543-2778 Outsid...
