Chapter 2 Connecting Signals
SCXI-1141/1142/1143 User Manual 2-8 ni.com
Table2-2 shows the pin assignments for the SCXI-1141/1142/1143 module rear signal connector. Pins without signal labels are not connected.

Table 2-2. Rear Signal Pin Assignments

Rear Connector Diagram Signal Name Pin Number Pin Number Signal Name
NC 1 2 NC
AI 0 + 3 4 AI 0 –
AI 1 + 5 6 A GND
AI 2 + 7 8 A GND
AI 3 + 910 A GND
AI 4 + 11 12 A GND
AI 5 + 13 14 A GND
AI 6 + 15 16 A GND
AI 7 + 17 18 A GND
NC 19 20 NC
NC 21 22 NC
NC 23 24 DIG GND
SER DAT IN 25 26 SER DAT OUT
DAQ D*/A 27 28 NC
SLOT 0 SEL* 29 30 NC
NC 31 32 NC
DIG GND 33 34 NC
NC 35 36 SCAN CLK
SER CLK 37 38 NC
NC 39 40 NC
NC 41 42 NC
RSVD 43 44 NC
NC 45 46 NC
NC means no connection.
RSVD means reserved.
NC 47 48 NC
NC 49 50 NC
49 50
47 48
45 46
43 44
41 42
39 40
37 38
35 36
33 34
31 32
29 30
27 28
25 26
23 24
21 22
19 20
17 18
15 16
13 14
11 12
910
78
56
34
12