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National Instruments
9
NI 9871 Operating Instructions
Figure 1.
Four-Position External Power Connector
Figure 2 shows the method of power connection to the NI 9871
module. Attach an isolated power supply to the V
sup
and COM
terminals using the included pigtail.
1
V
S
UP
2
V
S
UP
3
COM
4
COM
1
3
4
2