Pinout – main i/o connector, Cabling, Field wiring, signal termination, and conditioning – Measurement Computing CIO-DAS48-PGA User Manual
Page 12
CIO-DAS48-PGA User's Guide
Installing the CIO-DAS48-PGA
12
Pinout
– main I/O connector
The CIO-DAS48-PGA I/O connector is a standard 50-pin header connector that is accessible from the rear of
the computer through the expansion backplate.
LLGND
50
CH 47 IN
48
CH 46 IN
46
CH 45 IN
44
CH 44 IN
42
CH 43 IN
40
CH 42 IN
38
CH 41 IN
36
CH 40 IN
34
CH 39 IN
32
CH 38 IN
30
CH 37 IN
28
CH 36 IN
26
CH 35 IN
24
CH 34 IN
22
CH 33 IN
20
CH 32 IN
18
CH 31 IN
16
CH 30 IN
14
CH 29 IN
12
CH 28 IN
10
CH 27 IN
8
CH 26 IN
6
CH 25 IN
4
CH 24 IN
2
49
LLGND
47
CH 23 IN
45
CH 22 IN
43
CH 21 IN
41
CH 20 IN
39
CH 19 IN
37
CH 18 IN
35
CH 17 IN
33
CH 16 IN
31
CH 15 IN
29
CH 14 IN
27
CH 13 IN
25
CH 12 IN
23
CH 11 IN
21
CH 10 IN
19
CH 9 IN
17
CH 8 IN
15
CH 7 IN
13
CH 6 IN
11
CH 5 IN
9
CH 4 IN
7
CH 3 IN
5
CH 2 IN
3
CH 1 IN
1
CH 0 IN
Single-ended mode
LLGND
50
CH 23 IN LO
48
CH 22 IN LO
46
CH 21 IN LO
44
CH 20 IN LO
42
CH 19 IN LO
40
CH 18 IN LO
38
CH 17 IN LO
36
CH 16 IN LO
34
CH 15 IN LO
32
CH 14 IN LO
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
CH 13 IN LO
CH 12 IN LO
CH 11 IN LO
CH 10 IN LO
CH 9 IN LO
CH 8 IN LO
CH 7 IN LO
CH 6 IN LO
CH 5 IN LO
CH 4 IN LO
CH 3 IN LO
CH 2 IN LO
CH 1 IN LO
CH 0 IN LO
49
LLGND
47
CH 23 IN HI
45
CH 22 IN
43
CH 21 IN
41
CH 20 IN
39
CH 19 IN
37
CH 18 IN
35
CH 17 IN
33
CH 16 IN
31
CH 15 IN
29
CH 14 IN
27
CH 13 IN
25
CH 12 IN
23
CH 11 IN
21
CH 10 IN
19
CH 9 IN
17
CH 8 IN
15
CH 7 IN
13
CH 6 IN
11
CH 5 IN
9
CH 4 IN
7
CH 3 IN
5
CH 2 IN
3
CH 1 IN
1
CH 0 IN
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
HI
Differential mode
Figure 5. I/O connector pin-out
Current connections are made between CH# HI and CH# LOW. The positive terminal of the current to be
measured must be connected to CH# HI (refer to Current loop measurements on page 13).
Cabling
The red stripe
identifies pin # 1
50-pin Female
IDC connector
50-pin Female
IDC Connector
1
2
49
50
2
50
1
49
Figure 2-1. C50FF-x cable
Field wiring, signal termination, and conditioning
You can use the following cabling, screw termination, and signal conditioning products with the CIO-DAS48-
PGA.
CIO-MINI50 – 50-pin screw terminal board
CIO-SPADE50 — 16" X 4" termination panel which mates with both 37-pin and 50-pin connectors.