Rockwell Automation 1785-LTx,D17856.2.1 Classic PLC-5 Programmable Controllers Users Manual - Manual (Page 148)

Selecting Switch Settings
Appendix A
A-10
Set SW2 switch assembly switches for an adapter-mode PLC-5 processor
in a PLC-3 or PLC-5/250 processor system. Set switch 2 for the number of
words communicated from host processor to the adapter processor. Set
switches 3 through 8 for the I/O rack number of the adapter processor.
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
Select the I/O rack number of the adapter PLCĆ5 processor 3 through 8 see below
0
1
2
3
4
5
6
7
10
11
12
13
14
15
16
17
20
21
22
23
24
25
26
27
30
31
32
33
34
35
36
37
40
41 on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on on
on
on
on
on
on
on
on
on
on
off
off
4
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
off
off
off
off
off
off off
off
off
off
off
off
off
off
off
off
on
on
6
on
on
on
on
off
off
off
off
on
on
on
on
off
off
off
off
on
on
on
on
off
off off
off
on
on
on
on
off
off
off
off
on
on
5
on
on
on
on
on
on
on
on
off
off
off
off
off
off
off
off
on
on
on
on
on
on on
on
off
off
off
off
off
off
off
off
on
on
7
on
on
off
off
on
on
off
off
on
on
off
off
on
on
off
off
on
on
off
off
on
on off
off
on
on
off
off
on
on
off
off
on
on
8
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off on
off
on
off
on
off
on
off
on
off
on
off
42
43
44
45
46
47
50
51
52
8
on
off
on
off
on
off
on
off
on
7
off
off
on
on
off
off
on
on
off
6
on
on
off
off
off
off
on
on
on
5
on
on
on
on
on
on
off
off
off
4
on
on
on
on
on
on
on
on
on
3
off
off
off
off
off
off
off
off
off
Switch Switch
53
54
55
56
57
60
61
62
63
64
65
66
67
70
71
72
73
74
75
76
8
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
off
on
7
off
on
on
off
off
on
on
off
off
on
on
off
off
on
on
off
off
on
on
off
6
on
off
off
off
off
on
on
on
on
off
off
off
off
on
on
on
on
off
off
off
5
off
off
off
off
off
on
on
on
on
on
on
on
on
off
off
off
off
off
off
off
4
on
on
on
on
on
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
3
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
Switch
I/O
Rack
No.
I/O
Rack
No.
I/O
Rack
No.
3
AdapterĆMode
ProcessorsĊSW2 in a
PLCĆ3 or PLCĆ5/250 System
with 8ĆWord Groups