Channel-to-earth ground
Continuous
250 V RMS,
Measurement Category II
Withstand up to
5,000 m
3,000 V RMS, verified by a 5 s
dielectric withstand test
Measurement Category II is for measurements performed on
circuits directly connected to the electrical distribution system.
This category refers to local-level electrical distribution, such as
that provided by a standard wall outlet, for example, 115 V for
U.S. or 230 V for Europe.
Caution
Do not connect the NI 9425 with spring
terminal to signals or use for measurements within
Measurement Categories III or IV.
NI 9425 Getting Started Guide
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© National Instruments
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