Description Of Lcd Display; Initial Autotest - HT 10 Manuel D'utilisation

4.3.

DESCRIPTION OF LCD DISPLAY

Item Symbol
Data HOLD function activated
1 HOLD
2 The symbol will light on when there is a voltage over 50VAC/120VDC
3 Clockwise phase sequence symbol
Anticlockwise phase sequence symbol
4 Low battery indication
5 LCD display
6 Voltage and Resistance units
V, k
DC Voltage measurement
DC
7 AC Voltage measurement
AC
Negative polarity on DC voltage measurement
4.4.

INITIAL AUTOTEST

Before starting any measurement perform the following checks:
 Use the instrument on a known voltage source
 The "
" LED switches on when a voltage above 50VAC/120VDC is applied, even if
the battery is low or has been removed
 Before and after the use of instrument check as follows:
Short the L1 and L2 probes for approx. 4-6s. The below actions must be observed
 All the LEDs except the low impedance test switch on
 The audible signal will sound
 All segments of LCD display and backlight switch on
Fig. 3: Description of LCD display
EN - 7
Description
HT10