A375.1,exampleg
Upto8xboilerON/OFFcontrolforaheatingcircuit.
*=pressurereliefvalve
TheextensionmoduleECA32isusedtocontrolboiler5,6,7and8.
Rotatingsequencefortheboilers:Boiler1-2-3-4-5-6-7-8.Nextday:Boiler2-3-4-5-6-7-8-1.Followingday:Boiler3-4-
5-6-7-8-1-2andsoon.
Burnerstepsareactivatedaccordingtoheatdemand.
Thelastburnerstepcanbedisablediftheoutdoortemperaureishigherthanasetvalue.
SpecialsettingsfortypeA375.1,exampleg:
Navigation:
IDno.:
Recommendedsetting:
Heatingcircuit(circuit1)
Sequencetype(code)forcontrollingtheburners:
MENU\Settings\Boiler:'Sequencetype'
110720
Numberoftotalburnersteps:
MENU\Settings\Boiler:‘Steps'
110731....8
38|©Danfoss|2017.09
VI.GU.L2.02
OperatingGuideECLComfort210/296/310,applicationA275/A375