User manual
Publication CIG-WD001B-EN-P - May 2005
 1746 I/O Modules 5-15
-DC
+DC
IN 1
IN 0
IN 2
IN 3
IN 4
IN 5
IN 6
IN 7
IN 9
IN 10
IN 1 1
IN 12
IN 13
IN 14
IN 15
VDC
VDC
0
1
2
4
6
IN 8
 10
 12
 14
 16
 11
 13
 15
 17
3
5
7
24V dc
VDC CONNECTED 
INTERNALLY
24V dc Sourcing
PLC (octal)
SLC (decimal)
-DC
+DC
IN 1
IN 0
IN 2
IN 3
IN 4
IN 5
IN 6
IN 7
IN 9
IN 10
IN 1 1
IN 12
IN 13
IN 14
IN 15
VDC
VDC
0
1
2
4
6
IN 8
 10
 12
 14
 16
 11
 13
 15
 17
3
5
7
24V dc
VDC CONNECTED 
INTERNALLY
24V dc Sourcing
PLC (octal)
SLC (decimal)
1746-ITV16 1746-IV16
IN 0
IN 1
IN 2
IN 3
IN 4
IN 5
IN 6
IN 7
VDC
-DC
+DC
VDC
24V dc
24V dc Sourcing
VDC CONNECTED 
INTERNALLY
(1)
The V dc pins on the 1746-IV32 input module are isolated between the four groups and the two V dc pins in each group are 
connected internally. To maintain group isolation provided by 32-point I/O modules, use a 1492 terminal block that provides 
group isolation. Consult 1492 documentation or your Allen-Bradley Sales Office for additional information.
IN 0
 0
IN 1
 1
IN 2
 2
IN 3
 3
IN 4
 4
IN 5
 5
IN 6
 6
IN 7
 7
IN 8
 10
IN 9
 11
IN 10
 12
IN 1 1
 13
IN 12
 14
IN 13
 15
IN 14
 16
IN 15
 17
IN 16
IN 17
IN 18
IN 19
IN 20
IN 21
IN 22
IN 23
IN 24
IN 25
IN 26
IN 27
IN 28
IN 29
IN 30
IN 31
VDC 1
 0
 1
 2
 3
 4
 5
 6
 7
 10
 11
 12
 13
 14
 15
 16
 17
VDC  1
VDC 3
VDC 3
VDC 2
VDC 4
VDC 2
VDC 4
Wire 
Group 1
Wire 
Group 3
+V dc 3
(1)
+V dc 3
(1)
dc Com 3
dc Com 4
+V dc 4
(1)
+V dc 4
(1)
+V dc 1
(1)
+V dc 1
(1)
dc Com 1
Connector
Key
Wire 
Group 2
Wire 
Group 4
dc Com 2
+V dc 2
(1)
+V dc 2
(1)
PLC (octal)
SLC (decimal)
1746-IV81746-IV32










