HT Instruments F3000 Manual De Instrucciones página 18

1. PRECAUTIONS AND SAFETY MEASURES
The instrument has been designed in compliance with directive IEC/EN61010-1 relevant to
electronic measuring instruments. For your safety and in order to prevent damaging the
instrument, please carefully follow the procedures described in this manual and read all
notes preceded by symbol
Failure to comply with the caution notes and/or instructions may damage the
instrument and/or its components and be a source of danger for the operator.
Before and after carrying out measurements, carefully observe the following instructions:
• Do not carry out any current measurement in humid environments.
• Do not carry out any measurements in case gas, explosive materials or flammables are
present, or in dusty environments.
• Avoid any contact with the circuit being measured if no measurements are being
carried out.
• Avoid any contact with exposed metal parts, with unused measuring probes, circuits,
etc.
• Do not carry out any measurement in case you find anomalies in the instrument such
as deformation, breaks, substance leaks, absence of display on the screen, etc.
In this manual, and on the instrument, the following symbols are used:
Warning: observe the instructions given in this manual; improper use could
damage the instrument or its components.
Double-insulated meter.
AC current
DC voltage
Connection to earth
To connect/disconnect the instrument to/from live conductors, take appropriate
safety measures.
1.1. PRELIMINARY INSTRUCTIONS
• This instrument has been designed for use in environments of pollution degree 2.
• It can be used together with digital multimeters for AC CURRENT MEASUREMENTS
on installations with overvoltage category CAT IV 600V or CAT III 1000V to earth. For a
definition of the above-mentioned categories, see § 1.4.
• This instrument is not suitable for direct current measurements.
• We recommend following the normal safety rules devised to protect the user against
dangerous currents and the instrument against incorrect use.
• Do not test circuits exceeding the specified current and voltage limits.
• Check that the batteries are correctly inserted.
with the utmost attention.
CAUTION
EN - 2
F3000