Rockwell Automation 1790D-NOV2/TNOV2 CompactBlock LDX Analog Modules User Manual
Page 31
Publication 1790-UM001A-EN-P - March 2002
Installation and Wiring 2-15
1790D-N4C0, 1790D-N4V0 Analog 4 Input Base D-Shell Modules
Wiring
Table 2.4 lists the module pin descriptions. Figure 2.2 and Figure 2.3
show how to wire each module.
Figure 2.2 Example of Input Wiring to the 1790D-N4C0 Module
Figure 2.3 Example of Input Wiring to the 1790D-N4V0 Module
Table 2.4
1790D-N4C0 and 1790D-N4V0 Module Pin Descriptions
Pin Number
1
2
3
4
5
6
7
8
9
10
Description:
NC
NC
NC
NC
NC
CH3
NC
CH2
NC
CH1
Pin Number:
11
12
13
14
15
16
17
18
19
20
Description:
NC
CH0
NC
NC
NC
NC
+24V
+24V
+24V
NC
Pin Number
21
22
23
24
25
26
27
28
29
30
Description:
NC
NC
NC
COM
NC
COM
NC
COM
NC
COM
Pin Number:
31
32
33
34
35
36
37
Description:
NC
NC
NC
NC
GND
GND
GND
NC = No Connect
+24V = Field Power (+) 24V dc GND = Field Power (-) GND
mA
COM
CH0
24V dc
GND
+24V
+
–
+
–
43221
V
COM
CH0
24V dc
GND
+24V
+
–
+
–
43221