Connecting the card to an enhanced plc-5 processor, Terminating the last node – Rockwell Automation 1784-PKTX_PKTXD Communication Card User Manual User Manual

Page 23

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Connecting the Network Interface Card 4-7

Publication 1784-UM527B-EN-P - October 2003

Connecting the Card to an Enhanced PLC-5 Processor

To connect the 1784-PKTX or -PKTXD card to an enhanced PLC-5 programmable
controller, use a 1784-CP13 cable. Follow these steps:

1. Connect the 3-pin Phoenix end of the CP13 cable to the PKTx card.

2. Connect the adapter to the connector on the front of the enhanced

PLC-5 programmable controller.

Terminating the Last Node

You must terminate both ends of your DH+ network. If the PKTx is the last physical node
on your network, you must set the switch on the CP12 or 13 to terminate the link as shown
below.

1784-CP13 Cable

20757-M

20223c-M

3-pin Phoenix connector with
switchable termination resistor

node terminated

node not terminated

20223c

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