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NI 9421/9423
2
ni.com
This doc
u
ment describes how to
u
se the National Instr
u
ments 9421
and National Instr
u
ments 9423 and incl
u
des specifications and
terminal assignments for the NI 9421/9423. In this doc
u
ment, the
NI 9421 with screw terminal, NI 9421 with DSUB, and NI 9423
are referred to incl
u
sively as the NI 9421/9423. Visit
ni.com/
info
and enter
rd
s
oftwarever
s
ion
to determine which
software yo
u
need for the mod
u
les yo
u
are
u
sing. For information
abo
u
t installing, config
u
ring, and programming the system, refer to
the system doc
u
mentation. Visit
ni.com/info
and enter
c
s
erie
s
doc
for information abo
u
t C Series doc
u
mentation.
Note
The safety g
u
idelines and specifications in this
doc
u
ment are specific to the NI 9421/9423. The other
components in the system might not meet the same safety
ratings and specifications. Refer to the doc
u
mentation for
each component in the system to determine the safety
ratings and specifications for the entire system. Visit
ni.com/info
and enter
c
s
erie
s
doc
for information
abo
u
t C Series doc
u
mentation.