HT Italia IMP57, Руководство пользователя, Страница: 4 / 39

IMP57
EN - 2
1. SAFETY PRECAUTIONS AND PROCEDURES
This apparatus conforms with safety standards EN61557 and EN 61010 relating to
electronic measuring instruments.
For your own safety as well as that of the apparatus you are recommended to follow the
procedures described in this instruction manual and carefully read all the notes preceded
by the symbol
.
WARNING
Should you fail to keep to the prescribed instructions you could damage the
instrument and/or its components or endanger your safety.
Strictly keep to the following instructions before and during measurements:

Do not take measurements in wet environments.

Do not effect measurements in environments with explosive gas, fuels or dust.

Keep you insulated from the object under test waiting for measuring.

Avoid any contact with exposed metal parts, ends of test leads not in use, circuits, etc.

Do not effect any measurement in case of unusual conditions of the instrument such as
deformation, breakage, leakage of substances, etc.

Pay careful attention when measuring voltages exceeding 20V because of the risk of
electric shock.
The following symbols are used in this manual:
Caution: refer to the instructions manual; improper use may damage the
apparatus or its components.
Double-insulated meter.
AC Voltage or Current.
1.1. PRELIMINARY INSTRUCTION

This instrument has been designed for use in environments with a degree of pollution
2.

It can be used for tests for Impedance measurements on electrical installations with
overvoltage category III up to 240V (Nominal Voltage to Earth) and up to 415V
(Nominal voltage Phase to Phase).

You are recommended to comply with the usual safety regulations aimed at:

Protecting you against dangerous currents.

Protecting the instrument against improper use.

Only the leads supplied with the instrument guarantee compliance with the safety
standards. They must be in good conditions and must be replaced, if necessary, with
identical models.

Do not effect any measurement in electrical system which doesn't comply with the
Voltage limits here indicated

Do not effect any measurement under environmental conditions beyond the limits
specified in paragraph 9.2.