3
and a supply terminal, V
sup
(internally connected to the 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
sup
terminals to route power from the
V terminal to devices which require supplementary power.
Figure 2.
Basic Field Connections (Two channels shown)
Table 1 lists the terminal assignments for the signals associated
with each channel.
Table 1.
Terminal Assignments
Channel
Terminal Numbers
I
out
COM
V
sup
0
1
2, 18
17
1
3
4, 20
19
2
5
6, 22
21
3
7
8, 24
23
4
9
10, 26
25
5
11
12, 28
27
6
13
14, 30
29
7
15
16, 32
31
Loop
Supply
V
C
Load
I
out
COM
Load
I
out
COM
Loop
Supply
V
Load
I
out
Load
I
out
a. With COM Connection
b. Without COM Connection
FPAO200.fm Page 3 Thursday, July 31, 1997 8:55 AM