54
EN
Operating log
Place of installation Road City
BWT soft water system type:
:
The German Drinking Water Ordinance, Section 16, requires that an operating log is kept in the fol-
lowing format
It is not always necessary to complete the operating log, e.g. in private single-family dwellings.
Date or
calendar
week
Water meter at
entrance to
property [m
3
]
Water hardness
upstream of the
system [dH]
Water hardness
after the
system [dH]
Difference * 8.2 = concentration
of added sodium as component
of additive sodium chloride
(table salt)
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