3
Instrument storage temperature range: -20 º C ~ +70 º C;
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Do not use the tester in humidity environment
Do not put the instrument on a boiler, kettle, humidifier water or moist environments.
Condensation of water droplets may lead to Internal short-circuit and damage the
instrument, even if it can cause serious fires. If the humidity in the storage over the
regulated humidity, the test instrument must be completely dry before use.
Operating humidity: 20% ~ 80% RH
Storage humidity range: less than 90%
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Do not use the tester in dusty environment
Dusty environment may make the instrument internal short circuit caused the fire.
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Do not use the tester in poorly ventilated environment
Instrument has forced air-cooled cooling system; heat dispersion within the instrument will
not go inside the instrument overheating and damage. Please do not accumulate other
items in air inlet and outlet place to avoid blocking duct.
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Do not use the tester on the sloping surface or shaking of the places
Instrument on a sloping surface or shaking of the place is easy to drop and break down;
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Do not use the tester beside the sensitive receiving equipment or testing equipment
If the tester is near these equipments, high voltage generated from the tester will
interference work of them.
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The input power of the tester must have a separate switch control
The input power of the tester must have a separate input power switch control, once meet
the emergency situation, user should cut off the power switch immediately then deal with
the accident.
5.The provisions of the operator
The tester output voltage is sufficient to cause death, it must be qualified personnel to
operate the test instrument;
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Qualifications
Operators must be skilled personnel to operate, must understand the basic concepts of
