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*
Avoid working in environments with high interference
frequencies, high-energy circuits or strong magnetic fields, as
these can negatively affect the device.
*
Avoid storage and use in extremely cold, humid or hot
environments, as well as long-term exposure to direct sunlight.
*
Only use devices in damp or dusty environments in accordance
with their IP protection class.
*
If no IP protection class is specified, only use the device in dust-
free and dry indoor rooms only.
*
When working in damp or outside areas, pay particular attention
to completely dry handles on the test leads and test probes.
*
Before starting the measuring operation, the device should be
stabilized at the ambient temperature (important when
transporting from cold to warm rooms and vice versa)
Maintenance and Care:
*
Never use the device if it is not completely closed.
*
Before each use, check the device and its accessories for
damage to the insulation, cracks, kinks and breaks. If in doubt,
do not take any measurements.
*
Change the battery when a battery symbol is displayed to avoid
incorrect readings.
*
Switch off the device before changing batteries or fuses and
also remove all test leads and temperature probes.
*
Charge the battery or change the battery as soon as the battery
symbol lights up. Insufficient battery power can lead to
inaccurate measurement results. Electric shocks and physical
damage can result.
*
If you are not going to use the device for a longer period of time,
remove the battery from the compartment.
*
Have maintenance and repair work on the device carried out
only by qualified specialists.
*
Do not lay the device upside down on the workbench or work
surface to avoid damaging the control elements.
*
Clean the housing regularly with a damp cloth and a mild
cleaning agent. Do not use any caustic abrasives.
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