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Chapter 2 Connecting Signals
SCXI-1503 User Manual 2-8 ni.com
Table 2-1. Front Signal Pin Assignments
Front Connector Diagram Pin Number Column A Column B Column C
32 GND AI0– AI0+
31 GND AI1– AI1+
30 GND AI2– AI2+
29 GND AI3– AI3+
28 RSVD AI4– AI4+
27 RSVD AI5– AI5+
26 RSVD AI6– AI6+
25 RSVD AI7– AI7+
24 NC IEX0– IEX0+
23 NC IEX1– IEX1+
22 NC IEX2– IEX2+
21 NC IEX3– IEX3+
20 RSVD IEX4– IEX4+
19 RSVD IEX5 IEX5+
18 NC IEX6– IEX6+
17 NC IEX7– IEX7+
16 GND AI8– AI8+
15 GND AI9– AI9+
14 GND AI10– AI10+
13 GND AI11– AI11+
12 NC AI12– AI12+
11 NC AI13– AI13+
10 NC AI14– AI14+
9 NC AI15– AI15+
8 NC IEX8– IEX8+
7 NC IEX9– IEX9+
6 NC IEX10– IEX10+
5 NC IEX11– IEX11+
4 CJ SENSOR IEX12– IEX12+
3 CJ SENSOR IEX13– IEX13+
NC—no connection
RSVD—reserved
2 CGND IEX14– IEX14+
1 +5 V IEX15– IEX15+
Column
A B C
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1