14
User Interface Connections
Pin
Signal
1
Cable Detect
2
Not Used
3
Not Used
4
Not Used
5
Not Used
6
CH 7-
7
CH 7 (S)
8
CH 6+
9
CH 5-
10
CH 5(S)
11
CH 4+
12
CH 3-
13
CH 3 (S)
14
CH 2+
15
CH 1-
16
CH 1(S)
17
CH 0+
18
Not Used
19
Cable Detect
20
Not Used
21
Not Used
22
Not Used
23
Not Used
24
Not Used
25
CH 7+
26
CH 6-
27
CH 6(S)
28
CH 5+
29
CH 4-
30
CH 4(S)
31
CH 3+
32
CH 2-
33
CH 2(S)
34
CH 1+
35
CH 0-
36
CH 0(S)
37
Not Used
Figure 5: User Interface Connections for the 3108 or 3118 Card with user fabricated cable
and current analog input.
NOTE: Cable detect is activated by connecting Pin 1 to Pin 19.
I
S
PS
+
-
250
Ω
I to V
Resistor
