Honeywell NK300soft Installation Instruction page 20

14.4Table B
Valid for a softening to a residual hardness less than 0.11°dH (according to VDI 2035 page 1)
Total water hard-
ness in °dH Dilution adjustment
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
MU1H-1546GE23 R0908
Softening cartridge Size S
Capacity in litres
--
0 900
0 600
0 450
0 360
0 300
0 257
0 225
0 200
0 180
0 164
0 150
0 138
0 129
0 120
0 113
0 106
0 100
0 95
0 90
0 86
0 82
0 78
0 75
0 72
0 69
0 67
0 64
0 62
0 60
0 58
0 56
0 55
0 53
0 51
0 50
0 49
0 47
0 46
0 45
GB
Softening cartridge Size L
Dilution adjustment
-- --
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
Capacity in litres
--
4200
2800
2100
1680
1400
1200
1050
933
840
764
700
646
600
560
525
494
467
442
420
400
382
365
350
336
323
311
300
290
280
271
263
255
247
240
233
227
221
215
210
Honeywell GmbH