Miele DG 2740 Operating And Installation Instructions page 24

Settings
Water hardness
Contact your local water supplier to find
out your local water hardness range if
necessary.
The degree of hardness can be set
between 0.2 mmol/l and 12.5 mmol/l
(1 °dH and 70 °dH).
If you are using bottled drinking water,
e.g. mineral water, use non-carbonated
water. Select settings according to the
calcium content. The calcium content is
given on the label of the bottle in mg/l
2+
Ca or ppm (mg Ca
Water hardness
°dH mmol/l
1 0.2
2 0.4
3 0.5
4 0.7
5 0.9
6 1.1
7 1.3
8 1.4
9 1.6
10 1.9
11 2.0
12 2.2
13 2.3
14 2.5
15 2.7
16 2.9
17 3.1
24
2+
/l).
Calcium Setting
content
2+
mg/l Ca or
2+
ppm (mg Ca /l)
7
14
21
29
36
43
50
57
64
71
79
86
93
100
107
114
121
Water hardness
°dH
18
19
20
21
22
23
24
25
26
27
28
29
1°
30
2°
31
3°
32
4°
33
5°
34
6°
35
7°
36
8°
37-45
9°
46-60
10°
61-70
11°
12°
13°
14°
15°
16°
17°
Calcium
content
mmol/l
2+
mg/l Ca
ppm (mg Ca
3.2 129
3.4 136
3.6 143
3.8 150
4.0 157
4.1 164
4.3 171
4.5 179
4.7 186
4.9 193
5.0 200
5.2 207
5.4 214
5.6 221
5.8 229
5.9 236
6.1 243
6.3 250
6.5 257
6.6-8.0 258–321
8.2-10.7 322–429
10.9-12.5 430–500
Setting
or
2+
/l)
18°
19°
20°
21°
22°
23°
24°
25°
26°
27°
28°
29°
30°
31°
32°
33°
34°
35°
36°
37°–45°
46°–60°
61°–70°