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HT10
EN - 7
4.3. DESCRIPTION OF LCD DISPLAY
Fig. 3: Description of LCD display
Item Symbol
Description
1
HOLD
Data HOLD function activated
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
V, k
Voltage and Resistance units
7
DC
DC Voltage measurement
AC
AC Voltage measurement
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
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