HEALTH AND SAFETY PM100 / 300 USER MANUAL
ii VPN 98-052
SAFETY PRECAUTIONS
1. The PM100 and PM300 power analyzers have been constructed in compliance with the
requirements of EN61010-1, Pollution Degree 2, Installation Category II, FOR INDOOR USE
ONLY. This ensures the safety of the meter and the user when normal precautions are
followed.
2. WARNING: The analyzer MUST be earthed. The power source should be inserted in a socket
with a protective ground contact.
3. The power source should be inserted before connections are made to measuring or control
circuits.
4. Do not attempt to remove outer cover without first disconnecting auxiliary and test power
supply.
5. This instrument must only be serviced by qualified personnel who understand the danger of
shock hazards.
6. When the instrument is removed from its case hazardous voltages are present.
7. The electronic circuitry of this instrument is fully floating with respect to ground. If the
instrument is opened and dangerous voltages (above 50V peak) applied to the input terminals
then all the circuitry must be considered 'Live'.
8. The signal leads must be in good condition with no damage.
9. Use a fuse only with the same type and rating - 315mAT
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