END USER MANUAL
OPERATION AND MAINTENANCE OF HIGH PRESSURE WATER MIST PUMP UNIT
REVISION 4, MAY 2016
Example of unit tank automatic filling facilities for Land application:
Figure 5. Example of unit tank
Supply manifold 3.8
The supply manifold delivers the water under low pressure (min. 1-3 bar) from the outside reservoir
into the SEM-SAFE
®
High-Pressure Water Mist Pump Unit. Delivery is performed either with the
help of a booster pump between the reservoir and the supply manifold or with the reservoir tank
placed on a higher level than the pump unit, ensuring positive water flow.
L5: Alarm at too high a
level
Alarm shown in display, system failure relay is de-energized and
high level relay is energized.
De-energize filling solenoid valve.
Energize filling solenoid valve.
L2: Alarm at too low a level
in tank
Activates alarm for low level in tank, shown in display, system
failure relay is de-energized and low level relay is energized.
L1: Low-low level in tank
Activates alarm in display, system failure relay is de-energized, all
high pressure pumps stopped.
Automatic pump restart at rising level in tank < 35cm
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