UNI-T UT57 Dokumentacja Pobierz pdf (Strona 2)

Safety Rules

l Use the Meter only as specified in this

manual, otherwise the protection provided

by the Meter may be impaired.

l The meter is designed to withstand the

stated Max. voltages. If it is not possible

to exclude without doubts that impulses,

transients,disturbance or for other reasons,

these voltages are exceeded a suitable

prescale (10:1) must be used.

l Do not operate the Meter before the cabinet

has been closed and screwed safely as

terminal can carry voltage.

l Make sure the Meter is set to the suitable

range before each measurement.

l Before using the Meter, please inspect the

case and test leads for damaged insulation

or exposed metal.

l Connect the red and black test lead to the

correct measuring input jack properly.

l Do not input values over the maximum

range of each measurement to avoid

damages of the Meter.

l Do not turn the rotary function switch

during Voltage or Current measurement,

otherwise the Meter could be destroyed

Model UT57: OPERATING MANUAL

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