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Testboy TB 4000 Manual De Instrucciones página 18

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  • ESPAÑOL, página 39
Operation
Operation
Introduction
The Testboy
TB 4000 is a universal multimeter. This measuring instrument has been manu-
®
factured to the latest safety specifications, and guarantees safe and reliable operation. The
multimeter is a valuable aid for all standard measurement tasks in trade and industry as well
as for electronics hobbyists.
Safety precautions
The TB 4000 left the factory with its safety features in a perfect operating condition. The user
must observe the safety information contained in these instructions in order to maintain this
condition.
Caution!
Only use the safety test leads included in the scope of delivery or
equivalent leads that comply with the same measurement category.
In order to avoid an electric shock, comply with the precautions when working with voltages
|
greater than 120 V (60 V) DC or 50 V (25 V) eff. AC. These values represent the limits of
safe-to-touch voltages in accordance with DIN VDE. (Values given in brackets apply e.g. to
the medical or agricultural sectors)
Before taking each measurement, ensure that the test leads and the test instrument are in
|
perfect operating condition.
The test leads and probes must only be handled using the grips provided. Avoid touching
|
the probes under any circumstances.
The test instrument may only be used for the measurement ranges specified.
Attention!
Before use, check that the instrument is functioning correctly
(e.g. using a known voltage source, also see DIN VDE 0105, part 1).
18
®
Testboy
TB 4000

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