353
MD 610_2d 11/2019
2.6.7 Langelier Saturation Index (Water Balance)
For calculation the following tests are required:
• pH-value
• Temperature
• Calcium hardness
• Total Alkalinity
• TDS(Total Dissolved Solids)
Run each test separately and note the results.
Calculate the Langelier Saturation Index as described:
Calculation of Langelier Saturation Index
With Mode 71 (see below) it is possible to select between
degree Celsius or degree Fahrenheit.
Press[MODE], [Shift] + [7][0] keys.
Confirm with [ ] key.
The display shows:
Enter the temperature value (T)in the range between 3 and
53°C and confirm with [ ] key. If °Fwas selected,enter the
temperature value in the range between 37 and 128°F.
The display shows:
Enter the value for Calcium hardness (CH) in the range
between 50 and 1000 mg/l CaCO
3
and confirm with [ ] key.
The display shows:
Enter the value for Total Alkalinity (TA)in the range between
5 and 800 mg/l CaCO
3
and confirm with [ ] key.
The display shows:
Enter the value for TDS(Total Dissolved Solids) in the range
between 0 and 6000 mg/l and confirm with [ ] key.
calcium hardness
50<=CH<=1000
+_ _ _ _
<Langelier>
temperature °C:
3°C <=T<=53°C
+_ _ _ _
tot. alkalinity
5<=TA<=800
+_ _ _ _
total dissol. solids
0<=TDS<=6000
+_ _ _ _
Mode
0
7
Содержание Lovibond MD 610
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