General Description; Preparation For Use; Initial Checks; Instrument Power Supply - HT HT38 Manuel D'utilisation

2 GENERAL DESCRIPTION

Model HT38, consisting of units HT38T (Transmitter) and HT38R (Receiver), is an
instrument designed to localize protection devices within live control panels. The
instrument has the following features:
 Visual LED indication and acoustic indication with variable tone
 Localization of protection devices
 Use in live circuits with a voltage up to 250VAC to earth
 LED indication of low battery charge
 Auto power off

3 PREPARATION FOR USE

3.1

INITIAL CHECKS

Before shipping, the instrument has been checked from an electric as well as mechanical
point of view. All possible precautions have been taken so that the instrument is delivered
undamaged.
However, we recommend generally checking the instrument in order to detect possible
damage suffered during transport. In case anomalies are found, immediately contact the
forwarding agent.
We also recommend checking that the packaging contains all components indicated in §
8.1.1. In case of discrepancy, please contact the Dealer.
In case the instrument should be returned, please follow the instructions given in § 9.
3.2

INSTRUMENT POWER SUPPLY

Unit HT38R is supplied by 1x9V alkaline battery type IEC 6F22 included in the package.
To replace the battery, see § 7.1.
3.3

CALIBRATION

The instrument has the technical specifications described in this manual. Due to its simple
structure, no periodical calibration operation is necessary.
3.4

STORAGE

In order to guarantee precise measurement, after a long storage time, wait for the
instrument to come back to normal condition (see § 8).
EN - 3
HT38