Chapter 2 Connecting Signals
SCXI-1141/1142/1143 User Manual 2-2 ni.com
Table 2-1. Front Signal Pin AssignmentsFront 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
9NC NC NC
8RSVD NC RSVD
7NC NC NC
6RSVD NC RSVD
5NC NC NC
4RSVD NC EXT CLK
3NC NC NC
NC means no connection.
RSVD means reserved.
2D GND NC OUT CLK
1NC 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