10
Precautions for Use
Handling the instrument
DANGER
Never remove the top cover.
The internal components of the instrument carry high voltages and may become very
hot during operation. Touching them could cause burns or electric shock.
WARNING
Do not use cables whose insulation is damaged or whose metal portion
is exposed.
Doing so could result in serious bodily injury.
If smoke, abnormal sounds, strange odor, or other abnormalities occur,
immediately turn o the instrument, unplug the power cord from the
outlet, and remove measurement leads and sensors.
Failure to do so could result in serious bodily injury or re.
See “11.2 Troubleshooting” (p. 233) and “11.3 Dialogs” (p. 236) before contacting
your authorized Hioki distributor or reseller.
NOTICE
Do not route cords between other objects or step on them.
Do not bend or pull on cables where they connect.
Doing so could break cables.
The instrument is classied as a Class A device under the EN 61326 standard. Use of the
instrument in a residential setting such as a neighborhood could interfere with reception of radio
and television broadcasts. If you encounter this issue, take steps as appropriate to address it.
Cautions for measurement
DANGER
Do not use the instrument to measure circuits that exceed the ratings or
specications of the instrument.
Doing so could cause damage to the instrument or overheating, resulting in serious
bodily injury.
See “10.2 Specications of Input, Output, and Measurement” (p. 182), “10.6 U7001
2.5MS/s Input Unit” (p. 220), and “10.7 U7005 15MS/s Input Unit” (p. 225).
WARNING
Do not touch any conducting wire to be measured.
A conducting wire to be measured may be hot. There is a risk of the operator being
burned.
NOTICE
Do not input voltage or current to the input terminal while the instrument is
powered o.
Doing so could damage the instrument.
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