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GroundTest
M71
EN – 3
1.1. PRELIMINARY
INSTRUCTIONS
This instrument has been designed for use in environments with pollution degree
It can be used for voltage and current measurements on electrical installations with
CAT III 240V to earth and maximum voltage of 415V between inputs
The instrument can be used on electrical installations type TT, TN and IT industrial,
civil, medical, zoo-technical both under ordinary conditions where contact voltage limit
is 50V, and under special conditions where contact voltage limit is 25V
You are recommended to respect the usual safety regulations aimed at protecting you
against dangerous currents and protecting the instrument against improper use
Only the original accessories supplied along with the instrument guarantee compliance
with the safety standards in force. They must be in a good conditions and, if necessary,
replaced with identical ones
Do not test nor connect to any circuit exceeding the specified overload protection
Do not take measurements under environmental conditions exceeding the limits
indicated in this manual
Make sure that batteries are correctly installed.
1.2. DURING
USE
You are recommended to read carefully the following instructions::
CAUTION
Failure to comply with warnings and instructions may damage the instrument
and/or its components as well as injure the operator.
When the instrument is connected to circuits never touch any unused terminal
Do not measure in the presence of external voltages. Although the instrument is
protected, an excessive voltage may cause malfunction
Avoid submitting the instrument to voltage while measuring (i.e. a test lead slipping off
the measuring point accidentally touching an energized point).
CAUTION
If the “low battery” symbol
Errore. Non si possono creare oggetti dalla
modifica di codici di campo.
is displayed during use interrupt testing, switch
off the instrument and replace batteries following the procedure described in
§ 5.2.
1.3. AFTER
USE
Turn off the instrument pressing
ON/OFF
key after using it
If you expect not to use the instrument for a long time remove batteries.