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Beschikbare talen
Beschikbare talen
To replace the battery, disconnect all the test leads, remove the screw on the battery
compartment and insert a new battery of the same type. Ensure the correct polarity.
Batteries may not be disposed in the domestic waste. There will be a collection
point near you!
Replacing the Battery
Cleaning
Clean every-day soiling using a moist cloth and a mild household cleaning agent. Do not use an
aggressive cleaning agent or solvent to clean the instrument.
Definition of the over-voltage categories
Measurement category II: Measurements on the power circuits fitted with a direct plug connection
to the low voltage system. Normal short circuit current < 10 kA.
Measurement category III: Measurements within the building installation (stationary consumers
with a non-plug-in connection, distributor connection, permanently installed instruments in the
distributor).
Normal short circuit current < 50 kA.
®
Testboy
TB 27 Digital
Operation
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