Dosing Curves - Grundfos DMX 226 Instrucciones De Instalación Y Funcionamiento

13. Dosing curves

The dosing curves on the following pages are trend curves.
They apply to:
• performance of single pump (the flow rate is doubled for the
double pump),
• water as dosing medium,
• zero point of pump Q for specified pressure, see table below,
0
• standard pump version.
Abbreviation Description
Q Dosing flow
Zero point of the pump
Q
0
The pumps are calibrated so that Q is 0 at 3 bar.
h Stroke length
30
Q [l/h]
25
20
15
10
5
0
0 10 20 30 40
Fig. 29 DMX 24-8 (50 Hz)
30
Q [l/h]
25
20
15
10
5
0
0 10 20 30 40
Fig. 30 DMX 24-8 (60 Hz)
70
Q [l/h]
60
50
40
30
20
10
0
0 10 20 30 40
Fig. 31 DMX 52-8 (50 Hz)
70
Q [l/h]
60
50
40
30
20
10
0
0 10 20 30 40
Fig. 32 DMX 52-8 (60 Hz)
30
3 bar
8bar
8 bar
3bar
50 60 70 80 90 100
h [%]
3 bar
8 bar
8bar
3bar
50 60 70 80 90 100
h [%]
3 bar
8bar
8 bar
3bar
50 60 70 80 90 100
h [%]
3 bar
8bar
8 bar
3bar
50 60 70 80 90 100
h [%]
140
Q [l/h]
120
100
80
60
40
20
0
0 10 20 30 40
Fig. 33 DMX 100-8 (50 Hz)
140
Q [l/h]
120
100
80
60
40
20
0
0 10 20 30 40
Fig. 34 DMX 100-8 (60 Hz)
180
Q [l/h]
160
140
120
100
80
60
40
20
0
0 10 20 30 40
Fig. 35 DMX 142-8 (50 Hz)
50
Q [l/h]
45
40
35
30
25
20
15
10
5
0
0 10 20 30 40
Fig. 36 DMX 37-5 (50 Hz)
50
Q [l/h]
45
40
35
30
25
20
15
10
5
0
0 10 20 30 40
Fig. 37 DMX 37-5 (60 Hz)
3 bar
8bar
8 bar
3bar
50 60 70 80 90 100
h [%]
3 bar
8bar
8 bar
3bar
50 60 70 80 90 100
h [%]
3 bar
8 bar
3bar
8bar
50 60 70 80 90 100
h [%]
4 bar
1.5 bar
1,5bar
4bar
50 60 70 80 90 100
h [%]
4 bar
1.5 bar
1,5bar
4bar
50 60 70 80 90 100
h [%]