National Instruments FIeldPoint FP-AO-200 Operating Manual page 3

and a supply terminal, V
terminal). As the figures show, connections to the C and COM
terminals are not required but may be used to simplify wiring. You
may use connections to the V
V terminal to devices which require supplementary power.
V C
a. With COM Connection
Figure 2. Basic Field Connections (Two channels shown)
Table 1 lists the terminal assignments for the signals associated
with each channel.
Channel
0
1
2
3
4
5
6
7
sup
Loop
Supply
I
out
Load
COM
I
out
Load
COM
Table 1. Terminal Assignments
I
out
1
3
5
7
9
11
13
15
(internally connected to the V
terminals to route power from the
sup
V
I
out
I
out
b. Without COM Connection
Terminal Numbers
COM
2, 18
4, 20
6, 22
8, 24
10, 26
12, 28
14, 30
16, 32
3
Loop
Supply
Load
Load
V
sup
17
19
21
23
25
27
29
31