Rockwell Automation 1784-PKTX_PKTXD Communication Card User Manual - Manual (Page 21)

Connecting the Network Interface Card 4-5
Publication 1784-UM527B-EN-P - October 2003
Connecting to DH+ Devices
Depending on your application, you may use the PKTx card to communicate with a single
device or multiple DH+ devices via a DH+ network. This section shows you how to connect
to a original or an enhanced PLC-5 programmable controller.
Connecting the Card to an Original PLC-5 Programmable Controller
To connect the 1784-PKTX or -PKTXD card to
PLC-5 programmable controller, follow these steps:
1. Turn off power to the computer.
For information about: See:
Connecting to DH+ devices page 4-5
Connecting to DH-485 devices page 4-8
Connecting to remote I/O devices page 4-11
Interpreting the LEDs page 4-12
ATTENTION
Not all software and hardware supports 115.2K bit/s or 230.4K bit/s for
DH+ communications. Make sure your software and hardware supports
the baud rate your select.
For information about: See:
original programmable controllers page 4-5
enhanced programmable controllers page 4-7
terminating the last node page 4-7
connecting the card to a DH+ network page 4-8
IMPORTANT
If you disconnect the ac power from the computer, you lose the chassis
ground. Electrostatic damage (ESD) protection is lost.