Operating Instructions; Maintenance; General Information; Cleaning - HT Instruments HT82 User Manual

4. OPERATING INSTRUCTIONS

Do not test or connect to any circuit exceeding the specified overload
protection. Do not attempt to measure higher voltages to avoid electrical
shocks or damages to the instrument.
1. Connect the test cables by following their numbering.
2. Apply the relevant alligator clips to the free ends of the cables.
3. Connect the alligator clips to the electrical mains.
4. The indications such as those reported in the following
of the instrument) are shown on the
Description
Indication of CORRECT phase sequence
Indication of INCORRECT phase sequence
Missing L1 phase
Missing L2 phase
Missing L3 phase
= Symbol ON
= Symbol OFF

5. MAINTENANCE

5.1.

GENERAL INFORMATION

This is a precision instrument. To guarantee its performances be sure to use it according to
these instructions and keep it stored on suitable environmental conditions Do not expose it
to high temperatures or humidity or direct sunlight.
5.2.

CLEANING

To clean the instrument use a soft dry cloth. Never use a wet cloth, solvents or water.
5.3.

END OF LIFE

CAUTION: this symbol indicates that equipment and its accessories shall be
subject to a separate collection and correct disposal.
Table 1: List of features available with the instrument
CAUTION
display:
Symbols shown on the display
EN - 4
Table 1 (see also the rear part
L1 L2
HT82
L3