HT instruments VEGA78 - Manual (Page 11)

VEGA78
EN - 9
4.3. DISPLAY DESCRIPTION
The display is a graphic TFT colour type, 73x57mm sizes (VGA 320x240 pxls) with “touch-
screen” which permits a really easy operations using standard PT400 pointer pen fitted in lateral
side of meter.
On first display’s row the system date/hour is shown by meter (see § 5.1.2 for settings). There
are also some icons relative to battery level indication or external adapter fitted and for waiting
and start of a recording. On second row the kind of selected measure is shown and the last row
shows the short s associated to F1, F4 function keys. An example of possible screen is shown
on Fig. 5:
12/09/2006 – 16:55:10
TOTAL RMS VALUES – Page 1/6
V1N
0.0
V2N
0.0
V3N
0.0
VNPE
0.0 V
V12
0.0
V23
0.0
V31
0.0 V
NEG%
0.0
ZERO%
0.0
SEQ
000
Hz
0.0
I1
0.0
I2
0.0
I3
0.0
IN
0.0 A
PAGE SCOPE HARM VECTORS
Fig. 5: Example of screen
4.4. RESET OF METER
The meter is designed with internal Reset Hardware which can be used if any functions is
blocked at display, in order to restore all correct operations. Consider the below steps to
perform Reset actions:
1. Using the PT400 pointer pen or another object softly pressing the internal part of the
little hole which is present on the lateral side of meter (see Fig. 3 – 4). The meter goes
automatically off.
2. Turn on the meter by pressing ON/OFF key and verify the correct working.
RESET operation will not erase the meter’s internal memory.