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UT501/UT502 OPERATING MANUAL
Safety Information
This Meter complies with the standards IEC61010 -1 safety measurement requirement:
in pollution degree 2, overvoltage category (CAT. III 600V, CAT.II 1000V) and double
insulation.
CAT II: Local level, appliance, portable equipment etc., with smaller transient voltage
overvoltages than CAT. III
CAT III: Distribution level, fixed installation, with smaller transient over voltages than
CAT. IV
Use the Meter only as specified in this operating manual, otherwise the protection
provided by the Meter may be impaired.
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