Hardware reference guide

DIO
35013379 02 October 2007 263
140CRA21X20 Quantum Distributed I/O (DIO) Modules
Overview This section includes specifications and wiring diagrams for the Modbus Plus
Distributed I/O DC powered single (CRA21120) and dual (21220) channel modules.
DIO Module The following figure shows the parts of the Distributed I/O (DIO) module.
140
CRA 211 00
10 80 vdc out
X
Removable Door
Customer Identification Label
(Fold label and place it inside door)
Part #043504640
Model Number
Module Description
Color Code
Modbus
Plus
LED Area
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Field Wiring
Connector Cover
Field Wiring
Connector
Modbus
Plus
Network
Node
Not used
ACL
ACN
Not used
Not used
Not used
1
2
3
4
5
6
7
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com