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Clamp Meter
Safety Information
7
Table 1. Symbols (cont)
Symbol Meaning Symbol Meaning
Battery
Application around and removal from
HAZARDOUS LIVE conductors is
permitted.
CAT II
MEASUREMENT CATEGORY II is
applicable to test and measuring
circuits connected directly to
utilization points (socket outlets
and similar points) of the low
voltage MAINS installation.
CAT III
MEASUREMENT CATEGORY III is
applicable to test and measuring
circuits connected to the distribution
part of the building’s low-voltage
MAINS installation.
CAT IV
MEASUREMENT CATEGORY IV is applicable to test and measuring circuits
connected at the source of the building’s low voltage MAINS installation.
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