National Instruments NI 9426 - Manual (Page 6)

NI 9426 Operating Instructions and Specifications 6 ni.com
Connecting the NI 9426
The NI 9426 has a 37-pin DSUB connector that provides
connections for 32 simultaneously-sampled digital input channels.
Figure 1. NI 9426 Pin Assignments
DI16
DI17
DI18
DI19
DI20
DI21
DI22
DI23
Vsup
Vsup
DI24
DI25
DI26
DI27
DI28
DI29
DI30
DI31
DI0
DI1
DI2
DI3
DI4
DI5
DI6
DI7
Vsup
Vsup
DI8
DI9
DI10
DI11
DI12
DI13
DI14
DI15
NC 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37