Lovibond PoolDirect, Инструкция по эксплуатации, Страница: 67 / 78

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PoolDirect 9in1_4i 11/2015
The display shows:
Enter the pH Value in the range between 0 and 12 and
confirm with [ ] key.
The display shows the Langelier Saturation Index.
Press [ ] key to start new calculation.
Return to mode menu by pressing [ESC] key.
Operating error:
Values out of defined range:
The entered value is too high.
The entered value is too low.
Confirm display message with [ ] key and enter a value in
the defined range.
Notes:
If the index is zero the water is in perfect balance.
If the index is minus the water is aggressive and tends to be corrosive.
If the index is positive the water is non aggressive but could be scale-forming.
For Swimming pool water an index value in the range of zero to + 0.3 is considered
satisfactory.
Selection of temperature unit
Entering the temperature value is possible in degrees Celsius or degrees Fahrenheit.
Therefore the following preselection is (once) required.
Press [MODE] [7] [1] keys in sequence.
Confirm with [ ] key.
The display shows:
Press [1] key to select degrees Celsius.
Press [2] key to select degrees Fahrenheit.
The instrument goes back to mode menu automatically.
pH value
0<=pH<=12
+_ _ _ _
<Langelier>
Langelier
saturation index
0,00
Esc
CH<=1000 mg/l CaCO3!
CH>=50 mg/l CaCO3!
Mode
2
1
1
7
<temperature>
1: °C 2: °F
Examples: