Chapter 3
Signal Connections
NI 951x User Manual
3-10
ni.com
Figure 3-6 shows an example of wiring the inputs to a sourcing output
device. Figure 3-7 shows an example of wiring the inputs to a sinking
output device.
Figure 3-6.
Limit Input Configured for Sinking
Figure 3-7.
Limit Input Configured for Sourcing
PNP (Sourcing)
Output Device
COM
NI 951x
V–
(Reference)
V+
Out
Configured
For Sinking
Limit, Home,
or Digital Input
Limit, Home,
or Digital Input
NI 951x V
sup
COM
NI 951x
Out
Configured
For Sourcing
Limit, Home,
or Digital Input
V–
(Reference)
V+
NPN (Sinking)
Output Device
Limit, Home,
or Digital Input