9
Operating Precautions
WARNING
To avoid electric shock, short circuits and damage to
the instrument, observe the following precautions:
• Check the position of the rotary switch before
taking measurements.
• Disconnect the test leads from the measuring object
before switching the rotary switch.
• Do not use the instrument with circuits that exceed
its ratings or specications. Doing so may damage
the instrument, resulting in electric shock.
• Use only the specied test leads. Use of any test
lead not specied by Hioki does not allow safe
measurements.
• To prevent electrical accidents, turn off the circuit
before connecting the test leads.
• To avoid electric shock, do not exceed the lower of
the ratings shown on the instrument and test leads.
CAUTION
• The cable is hardened under the 0°C or colder
environment. Do not bend or pull it to avoid tearing its
shield or cutting cable.
• The protection rating for the enclosure of this device
(based on EN 60529) is IP40*.
* IP40:
This indicates the degree of protection provided by the enclosure of
the device against use in hazardous locations, entry of solid foreign
objects, and the ingress of water.
4: Protected against access to hazardous parts with wire measuring 1.0 mm
in diameter.
0: The equipment inside the enclosure is not protected against the harmful
effects of water.
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