User Guide

rear of the tester using a small
screwdriver.
Calibration is now complete.
BATTERY REPLACEMENT:
When the ElTh cannot
be switched on or the
display fades, pull out
the battery compartment
and change the four
1.4V batteries, paying
attention to their polarity.
Batteries should only be replaced in
a safe area using the battery types
specified in this instruction manual.
RECOMMENDATIONS FOR
USERS:
Before using this product, make sure that it is entirely
suitable for the environment in which it is used.
Operation of this instrument in residential areas
could cause unacceptable interference to radio and
TV equipment.
Any variation introduced by the user to the supplied
equipment may degrade the instrument's EMC
performance.
To avoid electrical shock, do not use this instrument
when voltages at the measurement surface exceed
24 VAC or 60 VDC.
To avoid damage or burns, do not perform any
measurement in microwave ovens.