Hardware reference guide

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Modicon Q uantum
Modbus Plus NOMs
35013379 11/2011
Quantum Modbus Plus Network
Option Modules
140NOM21X00 Quantum Modbus Plus Network Option Modules
Overview
The following information describes the single and dual channel twisted-pair cable
NOM21X00 modules, which provide interface to Modbus Plus networks.
Modbus Plus Module
The following figure shows the components of the Modbus Plus 140NOM21X00
modules.