NI 9512 Operating Instructions and Specifications
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© National Instruments
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21
Figure 10 shows an example of wiring the inputs to a sinking
output device.
Figure 10.
Limit or Digital Input Circuit Configured for Sourcing
Drive Enable
The NI 9512 Drive Enable and Digital Output <1..2> circuits are
software configurable for sinking or sourcing output type and the
active state is software configurable for on or off.
COM
NI 9512
V–
O
u
t
Limit, Home,
or Digit
a
l Inp
u
t
(Reference)
V+
NPN (
S
inking)
O
u
tp
u
t Device
Limit, Home,
or Digit
a
l Inp
u
t
C
u
rrent
Limiting
Circ
u
it
