Rockwell Automation 1785 PLC-5 User Manual download pdf (Page 22)

1785-UM022C-EN-P - February 2008

1-10 Installing Your ControlNet PLC-5 Processor

Setting the I/O Chassis

Configuration Plug

Set the I/O chassis configuration plug as follows:

Installing Keying Bands

for the Processor

You receive plastic keying bands with each I/O chassis. Insert the

keying bands as follows:

USING A

POWER-SUPPLY

MODULE IN

THE CHASSIS?

1. Locate the chassis configuration plug

(between the two left most slots of

the chassis).

2. Set the I/O chassis configuration plug.

The default setting is N (not using a

power-supply module in the chassis).

Set Y when you install

a power-supply module

in the chassis.

Set N when you

use an external

power supply.

Important: You cannot power a single I/O chassis

with both a power-supply module and an external

power supply.

17075

I/O Chassis

Backplane

Connector

Keying

Bands

(1771-RK)

Use these

numbers

as a guide.

12062

ATTENTION: A module inserted into a wrong slot

could be damaged by improper voltages connected

through the wiring arm. Use keying bands to prevent

damage to the module.

Install a keying band in the left-most

slot between the following pins:

40 and 42

54 and 56

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 147 148

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Rockwell Automation 1785 PLC-5 User Manual Page 22

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