Allen-Bradley 1784-KT/B - Page 11

Communication Interface Module
Cat. No. 1784KT/B
Installation Data
11
Connecting Y our 1784KT to a PLC3
To connect the 1784-KT to a PLC-3, follow the steps below:
1. Plug the 62-pin connector end of the 1784-CP3 cable into the
1784-KT and secure with captive screws.
1784 - KT
Board
Peripheral
Channel 0"
1784 - CP3 Cable
16687b
2. Connect the opposite end of the 1784-CP3 cable (labeled “Industrial
Terminal End”) into the PERIPHERAL CHANNEL 0 connector on
the PLC-3.
3. Reinstall the ac power cord and turn on the computer.
Figure 2 shows cable pinouts for the 1784-CP3 cable.
Figure 2
Cable
Pinouts for the 1784CP3 Cable
1
2
12
24
3
22
17
1
14
3
18
A1 TXD
A1TXD RET
A1 IN0
Chassis Gnd
A1 RXD
A1 IN1
Signal Gnd
23
25
A1 TXD RET
62 pin
D-shell
46
43
25
44
A1 OUT0
A1 OUT1
A1 IN2
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