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2.3. ON/OFF BUTTON
The instrument can operate either on its battery or on external power. Pressing the
is shut off suddenly (line power outage in the absence of the battery) or automatically (battery low), an information message is displayed
the next time it is started.
Pressing
again turns the instrument OFF. If the instrument is recording, metering energy, or searching for transients, alarms, and/or
inrush current acquisition, it requests confirmation. Select Yes or No on the corresponding yellow button, then press the button to
validate.
■
No: recording will continue.
■
Yes: data recorded up to that point is finalized and the instrument is turned OFF.
2.4. DISPLAY
2.4.1. PRESENTATION
The backlit 320x240 (1/4 VGA) pixel graphic screen displays all measurements with their graphs, the parameters of the unit, the graphs
selected, the instantaneous values of the signals, and the type of measurement selected. When the instrument is powered ON, it initially
displays the Waveform screen (see §7).
Automatic display shutdown is configured via the Display Configuration Mode menu (see §4.4.3).
Figure 2-2
1
Mode icon
2
Battery charge level
3
Date/time
4
Frequency calculated over 1 second
5
Function icons
6
Active mode screen
13
button powers ON the instrument. If the instrument
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