COSMOHigh‐efficiencypumpCPH2.0 49
Control with constant differential pressure
Adjustmentforconstantcurve
In this control mode, the circulation
pumpworkswithcharacteristiccurves
andconstantspeed.
This control mode is recommended
forheating&airconditioningsystems
withconstantflowrates.
With this control mode, the differential
pressure is kept constant, regardless of
waterdemand.
Setpoint Hs can be adjusted via the
externaldisplay.
Thiscontrolmodeisrecommendedfor:
o Heating & air conditioning systems
withlowpressurelosses.
o Single‐pipe systems with
thermostaticvalves.
o Plans with natural
circulation.
Primary circuits with low pressure
losses.
o Domestic water circulation with
thermostaticvalvesintheriserpipes.
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