©
National Instruments Corp.
9
NI 9477 Operating Instructions and Specifications
Note
Yo
u
m
u
st keep the mod
u
le within the 20 A mod
u
le
o
u
tp
u
t c
u
rrent limit. Driving 1 A on more than 20 channels
wo
u
ld overload the mod
u
le. Refer to the
Specifications
section for information abo
u
t o
u
tp
u
t c
u
rrent limits.
Figure 3.
Increasing the Current to a Device Connected to the NI 9477
NI 9477
DO3
DO1
DO0
DO2
4 A
+
_
COM
1 A
1 A
1 A
1 A
Extern
a
l
Power
Su
pply
Device
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