©
National Instruments Corp.
15
NI 9512 Operating Instructions and Specifications
Yo
u
can config
u
re the Forward Limit, Reverse Limit, Home, and
Digital Inp
u
t <1..4> circ
u
its in software for c
u
rrent sinking or
so
u
rcing o
u
tp
u
t devices and set the active state of the inp
u
ts in
software to on or off. To
u
se the Drive Fa
u
lt f
u
nctionality
referenced in Fig
u
re 1, yo
u
can map an available digital inp
u
t in
software. Fig
u
re 9 shows an example of wiring the inp
u
ts to a
so
u
rcing o
u
tp
u
t device.
Figure 9.
Limit or Digital Input Circuit Configured for Sinking
PNP (Sourcing)
Output Device
COM
NI 9512
V–
V+
Out
Configured
For Sinking
Limit, Home,
or Digital Input
(Reference)
Limit, Home,
or Digital Input