Hanna-instruments HI 9829 Bedienungsanleitung PDF herunterladen (Seite 54)

8.1.3 Auto Poweroff

The Auto Poweroff function is used to save battery

life. After the set time is elapsed, the meter will:

1. automatically switch off, if in normal measure-

ment mode. Press On/Off to switch on again.

2. enter a sleeping mode, if the continuous log-

ging mode is selected with a logging interval of at least 30 seconds. The “Auto

Poweroff” message and the <Wake up> softkey appear on the LCD; logging is

not stopped. Press <Wake up> to reactivate the display.

Available options are: Not used (disabled), 5, 10, 15, 20, 30 or 60 minutes.

Press <Modify> to select the desired time interval. The default value is “not used”.

8.1.4 Key Beep

If enabled, an acoustic signal sounds every time

a key is pressed. A checked box indicates this func-

tion has been enabled. The default setting is dis-

abled.

8.1.5 Error Beep

If enabled, an acoustic signal sounds every time

an incorrect key is pressed, or when an error oc-

curs. A checked box indicates this function has

been enabled. The default setting is disabled.

8.1.6 Decimal Separator

The user can select the type of decimal

separator: “dot” or “comma”. Press the softkey to

select the desired option. The default setting is

“dot”.

8.1.7 LCD Contrast

The LCD contrast can be adjusted with this func-

tion. Press <Modify> to enter this function. Use

the arrow keys to change the contrast level and

press <Accept> to save the new value. The de-

fault value is 8.

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Hanna-instruments HI 9829 Bedienungsanleitung Seite 54