Danfoss Cascade Operating Instructions Manual page 35

Function:
Standard cascade control mode operation is a system
consisting of one adjustable speed pump and up to
four constant speed pumps. Master/Slave cascade
control mode operation is for a system using variable
speed pumps controlled by a Master drive.
NB!:
Set the correct control option. Improper setting
may result in system damage, operational
errors, or wasted energy.
Description of choice:
Select Standard Control for operating the cascade
controller option card in Standard control mode.
Select Master/Slave Control for operating the cascade
controller option card in Master/Slave control mode.
MG.60.I3.02 - VLT is a registered Danfoss trademark
Cascade Controller Option
35