Allen-Bradley SLC 500 1746-NI4 Installation Instruction page 19

Wiring Diagram (showing differential inputs)
NI4
NIO4I, NIO4V,
FIO4I, and FIO4V
NO4I and NO4V
24V dc power supply if external
power is selected. Cable length from
external 24V dc power supply to
analog module must be less than
Analog commons are internally
connected in the module.
Channels are not isolated from
+
analog
source
-
+
analog
source
-
+
analog
source
-
LOAD
LOAD
LOAD
SLC 500™ Analog I/O Modules
earth
ground
earth
ground
Jumper
unused
inputs.
earth
ground
Jumper
unused
inputs.
earth
Do not
ground
jumper
Ext. pwr
sup.
earth
ground
earth
Do not jumper
ground
unused outputs.
Publication 1746-IN008A-US-P
IN 0+
0
IN 0-
1
2
ANL COM
IN 1+
3
IN 1-
4
5
ANL COM
6 IN 2+
7
IN 2-
8
ANL COM
IN 3+
9
10
IN 3-
11
ANL COM
IN 0+
0
1
IN 0-
2
ANL COM
IN 1+
3
4
IN 1-
5
ANL COM
6
IN 2+
7
IN 2-
8
ANL COM
IN 3+
9
10
IN 3-
11
ANL COM
+24V dc
0
1
dc COM
0
OUT 0
1
ANL COM
2
OUT 1
3
ANL COM
4
OUT 2
5
ANL COM
6
OUT 3
7
ANL COM
19