GRAPHTEC GL820 - Page 75

3−39
CHAPTER 3 Settings and Measurement
(6)-8ACLineFrequency
SelectthefrequencyoftheAClineused.
Selection item Description
50Hz Foranareawithapowersupplyfrequencyof50Hz
(eastern Japan)
60Hz Foranareawithapowersupplyfrequencyof60Hz
(western Japan)
Inthissetting,selectafrequencyfornoiseremovalusingthedigitallter.Notethatnonoiseinthepower
supply can be removed if this setting is wrong. Refer to “(2)-1 Sampling Interval” for details on sampling
rates at which the digital filter is enabled.
(6)-9 Date/Time
Makes settings related to the GL820 clock.
The internal clock (date and time) of the GL820 can be set. Alternatively, if the Network Time setting is
used, the GL820 clock can be automatically adjusted via the network.
* Refer to the next section, "Network Time Setting" for details.
(6)-10 Language
This parameter sets the GL820's display language.
(6)-11 Return to default settings
Returns all the settings to the factory defaults.
(6)-12 Information
Displays system information.
(6)-13 Demo Waveform Mode
This parameter displays demo waveforms without analog signal input.
Selection item Description
Off The demo waveform is not displayed.
On The demo waveform is displayed.
(6)-14 Game
Several games are available. The score is stored for each user.