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 9226 with spring terminal to signals or use for
measurements within Measurement Categories III or
IV.
NI 9226 with DSUB Isolation Voltages
Channel-to-channel
None
Channel-to-earth ground
Continuous
60 VDC,
Measurement Category I
Withstand
Up to 3,000 m
1,000 Vrms, verified by a 5 s
dielectric withstand test
Up to 5,000 m
860 Vrms, verified by a 5 s
dielectric withstand test
NI 9226 Getting Started Guide
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© National Instruments
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