EN
EN
EN
EN
EN
18
18
18
18
18
64
64
64
64
64
22
22
22
22
22
6 6 6 6 6
18
18
18
18
18
6 6 6 6 6
Check water hardness
Check water hardness
Check water hardness
Check water hardness
Check water hardness
Check water hardness and, if necessary, correct
the blended hardness (residual hardness).
IN Drinking water hardness
Enter measured drinking water hardness.
Out Blended water hardness
Enter required blended water hardness (residual
hardness). (BWT recommendation 4° - 8° dH. In
Austria, a residual hardness of 8.4 °dH is
required).
Correct figures
Confirm
Save changed values.