Chapter 2
LEDs, DIP Switches, and Connectors
©
National Instruments Corporation
2-15
NI CVS-1450 Series User Manual
23
22
C
Common-mode signal of the
NI CVS-1450 device main
power
—
24
NC
NC
No connect
—
25
33
V
iso
Isolated power
—
26
34
C
iso
Isolated common-mode
signal
—
27
36
ISO Output 2
General-purpose output
—
28
37
ISO Output 3
General-purpose output
—
29
12
C
iso
Isolated common-mode
signal
—
30
10
ISO Input 1
Input port, Data(1)
—
31
11
ISO Input 2
Input port, Data(2)
—
32
13
ISO Input 3
Input port, Data(3)
—
33
16
C
iso
Isolated common-mode
signal
—
34
14
ISO Input 4
Input Port, Data(4)
—
35
15
ISO Input 5
Input port latch, Data(5)
Pulse generator trigger
input
36
28
C
iso
Isolated common-mode
signal
—
37
25
ISO Input 6
Quadrature encoder Phase A
General-purpose input
38
26
ISO Input 7
Quadrature encoder Phase B
General-purpose input
39
28
C
iso
Isolated common-mode
signal
—
40
27
ISO Input 8
Pulse generator trigger input
General-purpose input
41
29
ISO Input 9
General-purpose input
General-purpose input
Table 2-5.
44-Pin DSUB and 37-Pin Terminal Block Connector Signals (Continued)
44-Pin
DSUB on
NI CVS-145
0 Device
Pin Number
37-Pin
Terminal
Block
Pin Number
Signal Name
Primary Function
Alternate Function
