NI 9242 User Manual and Specifications
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© National Instruments
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31
Figure 18.
3-Wire WYE-to-WYE
For 3-wire WYE-to-WYE configurations, follow these guidelines
for the best accuracy results.
•
Connect the Neutral terminal of the NI 9242 to the isolated
ground of the potential transformer to reduce noise between
the potential transformer ground and the chassis ground.
AI0
AI1
AI2
N
Ph
as
e A
Ph
as
e B
Ph
as
e C
NI 9242