User manual

890 USE 145 00
512/612 Modicon Micro PLCs
9
30-pin A120 I/O expansion receptacle
comm 1 (RJ45) port
comm 2 (RJ45) port
I/O exp link (RJ11) port
Bottom Isoview of the PLC
A120 I/O Expansion Port
A dedicated A120 I/O parallel expansion
port is located on the right side of the
unit. It is a 30-pin, dual-row receptacle
with locking tabs. It will accept the con-
nector on the left side of a DTA 201 or
DTA 202 rack, which houses the A120
I/O modules.