WATER HARDNESS
°dH
°fH
°Clarke mmol/l
0~5
0~9
0~6
6~11
10~20
7~14
12~17 21~30
15~21 2.1~3.0
18~22 31~40
22~28 3.1~4.0
23~34 41~60
29~42 4.1~6.0
35~55 61~98
43~69 6.1~9.8
Factory setting: The indicator light
NOTE:
1 °dH=1.25 ºClarke=1.78 ºfH=0.178mmol/l
°dH: German degree
°fH: French degree
°Clarke: British degree
Indicator light
illuminating
0~0.94
1.0~2.0
will illuminate.
Salt consumption
(gram/cycle)
0
9
12
20
30
60
13