Delta DO 9704 manual Keyboard KEY, Numbers

Models: DO 9704

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ENGLISH

 

KEYBOARD

 

 

KEY

SIMBOLS LIT BESIDES

FUNCTION

 

THE NUMBERS

DESCRIPTION

ON/OFF

All the symbols are lit for a few

 

seconds after pressing the

 

ON/OFF key.

 

Complete display.

ON/OFF key. Press this key repeatedly to switch the instru- ment on or off.

The instrument has a cut-out system (Auto Power Off) which switches off automatically after about 8 minutes.

HOLD + ON/OFF The Hsymbol flashes to indicate that Auto Power Off is disabled.

+

HOLD and ON/OFF key. If this key is pressed and held down together with the ON/OFF key while switching on, for the dura- tion of the switching-on routine, the self cut-out function (Auto Power Off) is disactivated.

The battery symbol flashes at a frequency of 1 Hz.

The instrument can be switched off only by pressing the ON/OFF key.

HOLD

When this key is pressed during

 

normal operation the value shown

 

on the display is frozen and the

 

HOLD symbol lights up; updating

 

of the internal data continues.

 

When the key is pressed for the

 

second time the instrument

 

returns to normal operation and

 

the HOLD symbol goes off.

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Delta DO 9704 manual Keyboard KEY, Numbers