HT9022
EN - 31
5.5.1.3.1. Key F4 “Fnz” in DC Voltage and Current measurement
While measuring Voltage and Current, press key
F4
(
Fnz
) to
open the drop-down menu shown on the screen to the side. At
each subsequent pressure of key
F4
, the cursor will scroll
through the available items, as follows:
•
Max
: it constantly displays the maximum value of the
measured parameter;
•
Min
: it constantly displays the minimum value of the
measured parameter;
•
Cr+
: it constantly displays the maximum positive crest value
Mod Par OK
Fnz
D C
8 0 . 0
V
2 0 . 0
A
19/01-17:00:00
measured;
•
Cr-
: it constantly displays the minimum negative crest value measured;
•
Zero
: it zeroes the measured DC current;
•
Rst
: it deletes all stored Max, Min, Cr+ and Cr- values;
•
Esc
: it goes back to a normal measuring mode.
WARNING
Note: carry out current zeroing before clamping the conductor.
By pressing key
F3
(
OK
), the selected item is confirmed.
To the side, an example of measurement with active Max
function. The display shows the active function.
Mod Par Sys
Fnz
M a x
D C
8 0 . 0
V
2 0 . 0
A
19/01-17:00:00
5.5.1.4. DC
Energy
The screen shows an example of DC Energy measurement.
Mod Par Sys
Fnz
D C
2 . 2 0
k W h
L o g
19/01-17:00:00
5.5.1.5. Hold
Short pressing key “
H
” activates the function Data HOLD. The display shows the message
“
H
” and the screen of the measurement in progress is “frozen”.
This operating mode is deactivated when key “
H
” is pressed again or the switch is
operated.
5.5.1.6. Backlight
Long pressing key “
H
” activates or deactivates the display backlight. This function
automatically deactivates after approximately 10 seconds after being activated, in order
not to discharge the batteries.
Max
Min
Cr+
Cr-
Zero
Rst
Esc
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