Rockwell Automation 1785-Vx0B, D17856.5.9 PLC-5 VME VMEbus Programmable Controllers User Manual - Manual (Page 33)

Chapter 2
Installation
2-11
To make extended-local I/O connections, do the following:
4 .
1. Connect the single-end connector to channel 2 of the processor.
2. Route the cable to the first extended-local I/O adapter.
3. Connect the dual-end connector to the extended-local I/O
adapter module. Be sure to screw in the retaining screws tightly.
If the adapter: Then:
is not the last one
on the link
is the last one
on the link
1. Connect the single-end of a
local I/O network cable to the
exposed end connector on the
adapter module. Press and
hold the clips and snap to the
mating connector.
2. Route the cable to the next
adapter and connect the
dual-end connector to it.
Terminate the link by installing the
local I/O terminator (1771-CXT) to
the exposed end of the dual-end
connector on the last adapter
module. The system will not run
without it. The terminator is included
with the processor.
ATTENTION: Turn off power to the extended-local
I/O adapter module before connecting or
disconnecting extended-local I/O cables.
Do not apply power to an I/O rack containing
an extended-local I/O adapter module until
all extended-local I/O cables are installed
and connected.
!
PLC-5/V40L processor
!
ATTENTION: If you are not using any extended-local I/O
adapter modules, connect the extended-local I/O terminator,
1771-CXT, to channel 2 of the PLC-5/V40L processor to
ensure proper performance of the processor. This terminator is
included with your processor.