Sonel CMM-30, Руководство пользователя, Страница: 44 / 116

CMM-30 – USER MANUAL
42
1 Introduction
Thank you for purchasing Sonel multimeter. CMM-30 meter is a
modern, easy and safe measuring device. Please acquaint yourself
with this manual in order to avoid measuring errors and prevent
possible problems in operation of the meter.
This manual contains three types of warnings. They are pre-
sented as a framed text describing the possible risks for the user
and the device. Texts
WARNING describe situations, which
may endanger user's life or health, when instructions are not fol-
lowed. Texts CAUTION! begin a description of a situation,
which may result in device damage, when instructions are not fol-
lowed. Indication of possible problems is preceded by symbol .
WARNING

CMM-30 meter is designed to measure the current
and AC/DC voltage, frequency, resistance, capaci-
tance, as well as to test the circuit continuity and di-
odes. Any application that differs from those speci-
fied in the present manual may result in a damage to
the device and constitute a source of danger for the
user.

CMM-30 meter must be operated only by appropriate-
ly qualified personnel with relevant certificates au-
thorising the personnel to perform works on electric
systems. Unauthorized use of the meter may result in
its damage and may be a source of serious hazard to
the user.

Before operating the device, read thoroughly this
manual and observe the safety regulations and
guidelines provided by the producer. Failure to fol-
low instructions specified in this manual may result
in a damage to the device and be a source of serious
hazard to the user.