ATTENTION
:
The degree of protection IP54 can only be obtained, when the sliding sleeve is seated
correctly and a female plug is placed in position.
Two light emitting diodes are optically signalling the monitoring of the flow.
•
Yellow LED:
volume flow sufficient = „OK“
•
Red LED:
shortage of flow,
i.e. volume flow insufficient = „ALARM“
Attention:
For functional safety, the M12 male plug installed on top of the upper casing must not be
screwed off.
Switching point tables:
Switch
position:
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
Switching
point
decreasing
flow
[l/min]
3
5
6
8
10
12
15
18
20
25
30
35
40
50
70
100
Switching
point
increasing
flow*
5
7
8
10
12
14
17
20
22
27
33
38
44
55
75
105
* The stated values refer to operation with water at 20 °C. Monitoring of fluids with higher
viscosities is possible with the effect of deviations from mentioned values.
DR08-25 Instruction manual 09/2020
page 11