Testboy TB 318 Manual De Instrucciones página 26

Operation
True RMS
When using the True RMS function to measure non-sinus wave forms, small measurement er-
rors can occur compared with conventional measurement procedures.
Sinus-form and non-sinus form signals can be accurately measured using the True RMS function.
Maintenance
The instrument does not require special maintenance when used as specified in these operat-
ing instructions.
Cleaning
Use a damp cloth and mild household detergent to clean the instrument should it become
soiled through daily use. Never use harsh cleaning agents or solvents to clean the instrument.
Battery replacement
Replace the batteries when the battery symbol
leads from the instrument before changing the batteries!
Remove the screws at the back, open the battery compartment and remove the discharged
battery. Insert new batteries (1 x 9 V block). Refit the battery compartment lid and secure with
screws.
Only use the batteries specified!
Batteries must not be disposed of in domestic waste! Observe the statutory regu-
lations pertaining to disposal!
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appears on the display. Remove the test
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Testboy TB 318