NI 9512 Operating Instructions and Specifications
12
ni.com
Note
This doc
u
ment provides a brief overview of the
mod
u
le signal connections. Refer to the
NI 951x User
Manual
, which yo
u
can download from
ni.com/
manual
s
, for more information abo
u
t signal connections.
The NI 9512 mod
u
le s
u
pports both ind
u
stry standards for stepper
command signals—step and direction, or clockwise (CW) and
co
u
nterclockwise (CCW) p
u
lse o
u
tp
u
ts. The step and direction
o
u
tp
u
t circ
u
its are software config
u
rable for either single-ended or
differential o
u
tp
u
t type.
When connecting to drives with differential receiver inp
u
ts,
config
u
re the o
u
tp
u
t type in software to differential and connect as
shown in Fig
u
re 5.
Figure 5.
Differential Step and Direction Output Connection
NI 9512
Step– / Dir– Output
Step+ / Dir+ Output
Receiver
Drive