Hanna Instruments HI 9829 Instruction Manual page 53

Multiparameter meter with available gps, logging probe, turbidity and ion measurements
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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-
abl e d.
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.
53

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