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Rockwell Automation 1785-LTx,D17856.2.1 Classic PLC-5 Programmable Controllers Users Manual User Manual

Page 146

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Selecting Switch Settings

Appendix A

A-8

Set SW2 switch assembly switches for an adapter-mode PLC-5 processor
in a PLC-5 processor or scanner module. Set switches 2 through 8 for
number of words communicated from the host processor to the adapter
processor, for the I/O group, and for the rack number of the I/O group of
the adapter processor, respectively. Switch 1 is unused.

1 2 3 4 5 6 7 8

1 2 3 4

Bottom View of Module

Switch Assembly SW2

Switch Assembly SW3

toggle pushed
on (closed)

toggle pushed
off (open)

Side View

toward bottom

toward top

If you want:

Set switch:

To:

Switch 1 is always unused.

1

off

The host processor to use 8 words to communicate with the adapter PLCĆ5 processor

2

off

The host processor to use 4 words to communicate with the adapter PLCĆ5 processor

2

on

First I/O group to be 0

3

on

First I/O group to be 4

3

off

Select the I/O rack number of the adapter PLCĆ5 processor

4 through 8

see table below

Rack

4

5

6

7

8

Rack

4

5

6

7

8

01

on

on

on

on

off

15

on

off

off

on

off

02

on

on

on

off

on

16

on

off

off

off

on

03

on

on

on

off

off

17

on

off

off

off

off

04

on

on

off

on

on

20

off

on

on

on

on

05

on

on

off

on

off

21

off

on

on

on

off

06

on

on

off

off

on

22

off

on

on

off

on

07

on

on

off

off

off

23

off

on

on

off

off

10

on

off

on

on

on

24

off

on

off

on

on

11

on

off

on

on

off

25

off

on

off

on

off

12

on

off

on

off

on

26

off

on

off

off

on

13

on

off

on

off

off

27

off

on

off

off

off

14

on

off

off

on

on

AdapterĆMode

ProcessorsĊSW2 in a

PLCĆ5 or Scanner Module