Safety Warnings - Megger AVO410 Guia Del Usuario

Safety warnings must be read and understood before instrument is used.
The following safety information must be observed to insure maximum
personal safety during the operation of this meter:
n Do not use in wet environments.
n Measurements beyond the maximum selected range must not be
attempted.
n Extreme care must be taken when measuring above 50 V, especially on
live bus-bars.
To measure voltage, the instrument must not be switched to a current or
n
resistance range, or to the diode check or buzzer position.
n Circuits must be de-energised and isolated before carrying out resistance
tests.
n The rotary selector switch must only be turned after removing test
connections.
All external voltages must be disconnected from the instrument before
n
removing the battery.
n Test leads and prods must be in good order, clean, and with no broken or
cracked insulation.
UK Safety Authorities recommend the use of fused test leads when
n
measuring voltage on high energy systems.
n Replacement fuses must be of the correct type and rating.
The instrument must not be used if any part of it is damaged.
n
n Check for correct instrument operation by testing a known voltage before
and after use. Do not use if misleading results are obtained.
n Warnings and precautions must be read and understood before an
instrument is used. They must be observed during the operation of this
instrument.
CAT IV - Measurement category IV: Equipment connected between the origin
of the low-voltage mains supply and the distribution panel.
CAT III - Measurement category III: Equipment connected between the
distribution panel and the electrical outlets.
CAT II - Measurement category II: Equipment connected between the
electrical outlet and the user's equipment.
This instrument must only be used by suitably trained and competent
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SAFETY WARNINGS

Note
persons