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DIO 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 LED Area Model Number Module Description Color Code Customer Identification Label (Fold label and place it inside door) Part #043504640 Removable Door Modbus Plus Modbus Plus Network Field Wiring Connector Node Field Wiring Connector Cover 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 1 Not used 2 Not used 3 Not used 4 Not used 5 ACL 6 ACN 7 X 840 USE 100 00 September 2002 221
