HT instruments HT78 User Manual
Page 6
HT78
EN - 5
3. PREPARATION FOR USE
3.1. INITIAL
The meter has been checked from a mechanical and electrical point of view before
shipment.
Every care has been taken to make sure that the instrument reaches you in perfect
conditions.
However, it’s advisable to make a rapid check in order to detect eventual damages which
may have occurred in transit. Should this be the case, enter immediately the usual claims
with the carrier.
Make sure that all the accessories listed in § 6.3.1 are contained in the package. In case of
discrepancies contact the dealer.
In case of returning of the tester please keep to the instructions given in § 7.
3.2. POWER SUPPLY
The instrument is batteries supplied. 2x1.5V type AAA LR03 are included in the package.
Battery life: about 200 hours. When batteries are low, the symbol “
” appears on the
display. Replace them immediately, following the instructions given in § 5.2
3.3. CALIBRATION
The tester complies with the technical features listed in this manual. Its performances are
guaranteed for one year.
3.4. STORAGE
In order to guarantee the accuracy of the measurements, after a period of storage in
extreme environmental condition, wait for the necessary time so that the tester returns to
normal measuring conditions (see environmental specifications, § 6.2.1).