National Instruments FieldPoint FP-PWM-520 Operating Instructions Manual page 3

and COM terminals for the individual channels. If the total current
supplied by the FP-PWM-520 channels is more than 4 A, route the
external supply to the V
connect the external supply only to the V and C terminals. Figure 2
shows two examples of basic wiring connections.
C V
a. Total Current Less
Than 4 Amps
Figure 2. Basic Field Connections (Two Channels Shown)
Table 1 lists the terminal assignments for the signals of each
channel. Terminal assignments and wiring diagrams are also listed
under the slide-in card on the front of the FP-PWM-520 module.
Channel
0
1
2
3
4
5
6
7
© National Instruments Corp.
and COM terminals. Otherwise, you can
sup
–
+
V
out
Load
COM
V
out
Load
COM
Table 1. Terminal Assignments
V
out
1
3
5
7
9
11
13
15
C V
V
V
COM
COM
V
V
COM
COM
b. Total Current Greater
Than 4 Amps
Terminal Numbers
V
sup
17
19
21
23
25
27
29
31
3
–
+
sup
out
Load
sup
out
Load
COM
2, 18
4, 20
6, 22
8, 24
10, 26
12, 28
14, 30
16, 32
FP-PWM-520