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Chapter 2 Connecting Signals
SCXI-1141/1142/1143 User Manual 2-2 ni.com
Table 2-1. Front Signal Pin Assignments
Front Connector Diagram Pin Number Column A Column B Column C
32 AI 0 + NC AI 0 –
31 NC NC NC
30 AI 1 + NC AI 1 –
29 NC NC NC
28 A GND NC A GND
27 NC NC NC
26 AI 2 + NC AI 2 –
25 NC NC NC
24 AI 3 + NC AI 3 –
23 NC NC NC
22 A GND NC A GND
21 NC NC NC
20 AI 4 + NC AI 4 –
19 NC NC NC
18 AI 5 + NC AI 5 –
17 NC NC NC
16 A GND NC A GND
15 NC NC NC
14 AI 6 + NC AI 6 –
13 NC NC NC
12 AI 7 + NC AI 7 –
11 NC NC NC
10 NC NC NC
9 NC NC NC
8 RSVD NC RSVD
7 NC NC NC
6 RSVD NC RSVD
5 NC NC NC
4 RSVD NC EXT CLK
3 NC NC NC
NC means no connection.
RSVD means reserved.
2 D GND NC OUT CLK
1 NC NC NC
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