GRAPHTEC GL820 - Page 40

3−4
CHAPTER 3 Settings and Measurement
8. Clock display
Displays the current date and time.
Refer to page 3-39 for details on setting the date and time.
9. AC/battery display
: Running on AC or DC power supply.
: Running on the battery. The remaining battery power is 100 to 91%.
: Running on the battery. The remaining battery power is 90 to 61%.
: Running on the battery. The remaining battery power is 60 to 31%.
: Running on the battery. The remaining battery power is 30 to 11%.
: Running on the battery. The remaining battery power is 10% or below.
 • Datacaptureautomaticallystopswhentheremainingbatterypowerdropsto10%orbelowduringdata
capture.
 • Thepowerisautomaticallyturnedoffwhentheremainingbatterypoweris0%.
 • Ifthepowerhasbeenturnedoffduetobatteryshortage,inputtingACpowerwillnotturnonthepower.
Turn off the power switch once and then turn it on again.
 • Usetheremainingbatterypowerasaguidelinebecauseitisnotaccurate.
This indicator does not guarantee the operating time with battery.
10. Digital display
Displays the input value of each channel. Use the SPAN/TRACE/POSITION keys to switch the display. Use
the
key to select the channel you want to activate (enlarged display).
The waveform of the active channel is displayed at the top.
: Displays the input value.
: The span of the active channel can be changed using the keys.
: The position of the active channel can be changed using the keys.
: The ON or OFF of the active channel display can be changed using the keys.
Refer to page 3-7 for details.
For a channel with a calculation mark as shown below, calculation between channels is ON.
Calculation mark
11. Quick settings
Displays items available for easy operation. Use the keys to activate the Quick setting and the left/right
keys to change values.
* The "SAMPLE" item cannot be changed during data capture.
12. Alarm display
Displays the alarm output terminal status.
The number with which an alarm has occurred is displayed in red. The channel with the alarm cause has a
red input value in the digital display area.
13. Pen display
Displays the position of each channel signal, trigger and alarm range.
Start position
Rising Falling Win In Win Out
Alarm rangeTrigger position
Stop position