Emerson MODBUS 485 user manual

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® ®
Liebert IntelliSlot Modbus 485, Modbus IP and BACnet IP
Reference Guide

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TABLE OF CONTENTS 1.0 LIEBERT EQUIPMENT COMPATIBILITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.1 What’s New in This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2 Connectivity to Liebert IntelliSlot Using Modbus 485, Modbus IP or BACnet IP . . . . . . . . . 1 1.2.1 How to Use This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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™ Table 18 Liebert XDC - Status and Coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 ™ Table 19 Liebert XDC - Input and Holding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 ™ Table 20 Liebert XDP - Status and Coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 ™ Table 21 Liebert XDP - Input and Holding . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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® Table 51 Liebert Nfinity - Input and Holding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 ™ Table 52 Liebert NX - Status and Coil. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141 ™ Table 53 Liebert NX - Input and Holding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143 3 Table 54 Liebert NX 225-600kVA UPS - Input and Holding . . . . . . . . . . . . . . . . . . . . . . .

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Table 79 Extra Notes to Table 78 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235 ™ ™ ™ Table 80 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe ™ ™ ™ ™ ™ System/3 , Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Multistate Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236 Table 81 Extra Notes to Table 80 . . . .

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Liebert Equipment Compatibility - What’s New in This Manual 1.0 LIEBERT EQUIPMENT COMPATIBILITY 1.1 What’s New in This Manual ® ® Emerson Network Power has introduced a new Liebert IntelliSlot card platform—the Liebert ™ IntelliSlot Unity card. This platform combines the Modbus 485, Modbus IP and BACnet IP outputs ™ of existing cards into a common, unified platform. Liebert IS-UNITY allows selecting one of the ™ available third-party protocols and the Liebert IS-UNITY-DP allows selection of

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Liebert Equipment Compatibility - Compatibility with Liebert Equipment 1.3 Compatibility with Liebert Equipment ® Table 1 Liebert Equipment and Compatible Liebert IntelliSlot Cards Compatible Card Part Number Refer to Controller / Liebert IntelliSlot Liebert IntelliSlot Modbus IP / Product Supported Tables: Protocol Modbus 485 Card Web / Modbus 485 Card BACnet IP MODBUS 485 & MODBUS IP PROTOCOLS • Thermal Management Products ™ Liebert Challenger 3000 6-10 ™ Liebert Challenger ITR 6-10 ™ Liebert

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Liebert Equipment Compatibility - Compatibility with Liebert Equipment ® Table 1 Liebert Equipment and Compatible Liebert IntelliSlot Cards (continued) Compatible Card Part Number Refer to Controller / Liebert IntelliSlot Liebert IntelliSlot Modbus IP / Product Supported Tables: Protocol Modbus 485 Card Web / Modbus 485 Card BACnet IP • Power Distribution & Power Conditioning Products ™ Liebert Datawave 33 PMP, PM2 for ™ Liebert FPC 33 Liebert FPC & OC485-ADPT IS-WEBADPT — Liebert PPC ™ Liebert

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Liebert Equipment Compatibility - Compatibility with Liebert Equipment ® Table 1 Liebert Equipment and Compatible Liebert IntelliSlot Cards (continued) Compatible Card Part Number Refer to Controller / Liebert IntelliSlot Liebert IntelliSlot Modbus IP / Product Supported Tables: Protocol Modbus 485 Card Web / Modbus 485 Card BACnet IP BACNET IP PROTOCOL • Thermal Management Products ™ Liebert Challenger 3000 76-82 ™ Liebert Challenger ITR 76-82 ™ Liebert CRV 83-86 ™ Liebert CW 76-82 Liebert Delu

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Modbus Communications - Implementation Basics 2.0 MODBUS COMMUNICATIONS 2.1 Implementation Basics Modbus protocol provides control and data acquisition, through query and response, between master and slave devices. This protocol comprises the rules for communication, controlling the message format between devices, how master and slave devices initiate communications, as well as unit identification, message-handling and error-checking. ® The Liebert IntelliSlot 485/IP card acts as a slave devi

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Modbus Communications - RTU Framing 2.3.2 Function Code The function code field tells the addressed slaves what function to perform. Function codes are designed to invoke a specific action by the slave device. The function code ranges from 1 to 127. ® Liebert IntelliSlot Modbus server supports the following Modbus function codes. Table 3 Supported Modbus function codes Code Function Description Read from 1 to 2000 contiguous status of coils managed by the server. Coils in the 01 Read Coils res

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Modbus 485 and Modbus IP Protocols - Thermal Management Products 3.0 MODBUS 485 AND MODBUS IP PROTOCOLS 3.1 Thermal Management Products ™ ™ ™ ™ Table 6 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Status and Coil ® Controller Liebert iCOM v4 Units with Liebert iCOM Firmware PA1.04.033.STD or later: Liebert Challenger 3000 Units with Liebert Challenger ITR ® Liebert Products Liebert iCOM :

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 6 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Status and Coil (continued) ® Controller Liebert iCOM v4 Units with Liebert iCOM Firmware PA1.04.033.STD or later: Liebert Challenger 3000 Units with Liebert Challenger ITR ® Liebert Products Liebert iCOM : Liebert CW Liebert HPM Liebert Deluxe System/3 Liebert DS

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 6 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Status and Coil (continued) ® Controller Liebert iCOM v4 Units with Liebert iCOM Firmware PA1.04.033.STD or later: Liebert Challenger 3000 Units with Liebert Challenger ITR ® Liebert Products Liebert iCOM : Liebert CW Liebert HPM Liebert Deluxe System/3 Liebert DS

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 6 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Status and Coil (continued) ® Controller Liebert iCOM v4 Units with Liebert iCOM Firmware PA1.04.033.STD or later: Liebert Challenger 3000 Units with Liebert Challenger ITR ® Liebert Products Liebert iCOM : Liebert CW Liebert HPM Liebert Deluxe System/3 Liebert DS

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 6 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Status and Coil (continued) ® Controller Liebert iCOM v4 Units with Liebert iCOM Firmware PA1.04.033.STD or later: Liebert Challenger 3000 Units with Liebert Challenger ITR ® Liebert Products Liebert iCOM : Liebert CW Liebert HPM Liebert Deluxe System/3 Liebert DS

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 6 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Status and Coil (continued) ® Controller Liebert iCOM v4 Units with Liebert iCOM Firmware PA1.04.033.STD or later: Liebert Challenger 3000 Units with Liebert Challenger ITR ® Liebert Products Liebert iCOM : Liebert CW Liebert HPM Liebert Deluxe System/3 Liebert DS

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 8 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Input and Holding Controller Liebert iCOM v4 Input Holding # of Extra Register Register Reg. Scale Notes / Units Notes Data Label 0 = Disabled Free Cooling Internal Control Mode 30017 40017 1 — 1 = Contact 1 2 = Value 0 = Relative Humidity Proportional Control Type

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Modbus 485 and Modbus IP Protocols - Thermal Management Products ™ ™ ™ ™ Table 8 Liebert Challenger 3000 , Liebert Challenger ITR , Liebert CW , Liebert Deluxe System/3 , ™ ™ ™ ™ Liebert DS , Liebert DSE , Liebert HPM , Liebert PeX - Input and Holding (continued) Controller Liebert iCOM v4 Input Holding # of Extra Register Register Reg. Scale Notes / Units Notes Data Label Compressor Hours Threshold 1 30071 40071 1 — hr 1, 2, 3, 4, 5, 6 Compressor Hours Threshold 2 30072 40072 1 — hr 1, 2, 3, 4