A.W. Sperry Instruments DSA-2002P, Руководство по эксплуатации

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７−１ Data Hold
This is a function used to freeze the measured value on the
display.
① Press the data hold button. The reading becomes frozen and the
"H" symbol is shown on the display, indicating the instrument in the
data hold mode.
② To exit the data hold mode, press the data hold button again to
release it.
NOTE
●
When the function selector switch is turned while the instrument is
in the data hold mode, the data hold function remains activated.
To make measurement in this case, release the data hold button
by pressing it and exit the data hold mode.
●
The data hold function is disabled in the peak measurement mode
on the AC current range.
●
When the sleep function is activated, the data hold mode turns to
the normal mode.
７−２ Sleep Function
This is a function to prevent the instrument from being left powered
on in order to conserve battery life.
①
The instrument automatically enters the sleep (powered-down)
mode about 10 minutes after the last switch operation.
②
To exit the sleep mode, press the data hold, reset or mode button
or turn the function selector switch back to "OFF", then to any other
position.
［
How to Exit the Sleep Mode
］
① Turn the function selector switch from "OFF" to another position with
the data hold button pressed. Then, "P.OFF" is shown on the
display. This disables the sleep function and enables continuous
use of the instrument.
７．Notes on Functions