
When
configured as complementary I/O:
PLC-2 can scan racks 01–07
PLC-5/1
1 can scan rack 03
PLC-5/20, PLC-5/30, PLC-5/40, PLC-5/60
can scan racks 01–07
NOTE:
Remote rack numbers which can
have a complementary rack are rack
numbers 01 thru 07 only
.
Installation Instructions
Block I/O
Cat. No. 1791-32A0 Series B
8
SW1 Switch Position
PLC–3
Rack
Number
PLC–5/250
Rack
Number
PLC–5
Rack
Number
PLC–2
Rack
Number
1771-SN
Rack
Number
1747-SN
Rack
Number
345678
PLC–3
Rack
Number
PLC–5/250
Rack
Number
PLC–5
Rack
Number
PLC–2
Rack
Number
1771-SN
Rack
Number
1747-SN
Rack
Number
Rack
51
1 0 1 0 0 1
Rack 52
1 0 1 0 1 0
Rack 53
1 0 1 0 1 1
Rack 54
1 0 1 1 0 0
Rack 55
1 0 1 1 0 1
Rack 56
1 0 1 1 1 0
Rack 57
1 0 1 1 1 1
Rack 60
1 1 0 0 0 0
Rack 61
1 1 0 0 0 1
Rack 62
1 1 0 0 1 0
Rack 63
1 1 0 0 1 1
Rack 64
1 1 0 1 0 0
Rack 65
1 1 0 1 0 1
Rack 66
1 1 0 1 1 0
Rack 67
1 1 0 1 1 1
Rack 70
1 1 1 0 0 0
Rack 71
1 1 1 0 0 1
Rack 72
1 1 1 0 1 0
Rack 73
1 1 1 0 1 1
Rack 74
1 1 1 1 0 0
Rack 75
1 1 1 1 0 1
Rack 76
1 1 1 1 1 0
Not V
alid 1 1 1 1 1 1
Rack address 77 is an illegal configuration.
PLC-5/1
1 processors can scan rack 03.
PLC-5/15 and PLC-5/20 processors can scan racks 01–03.
PLC-5/25 and PLC-5/30 processors can scan racks 01–07.
PLC-5/40 and PLC-5/40L processors can scan racks 01–17.
PLC-5/60 and PLC-5/60L processors can scan racks 01–27.
PLC-5/250 processors can scan racks 00–37.
T
able C
PLC–2
and PLC–5 With Complementary I/O
PLC–2
PLC–5
SW1 Switch Position
ck
Number
ck
Number
8 7 6 5 4 3
Rack
1
Not V
alid 0 0 1 0 0 0
Rack 2 Rack 1
0 0 1 0 0 1
Rack 3 Rack 2
0 0 1 0 1 0
Rack 4 Rack 3
0 0 1 0 1 1
Rack 5 Rack 4
0 0 1 1 0 0
Rack 6 Rack 5
0 0 1 1 0 1
Rack 7 Rack 6
0 0 1 1 1 0
Rack 7
0 0 1 1 1 1
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