Danfoss 087H3803 User Manual

MENU>Settings>Optimization
Autosaving(savingtemp.dependentonoutdoortemp.)
1x011
Belowthesetvaluefortheoutdoortemperature,thesavingtemperature
settinghasnoinfluence.Abovethesetvaluefortheoutdoortemperature,
thesavingtemperaturerelatestotheactualoutdoortemperature.The
functionisrelevantindistrictheatinginstallationsinordertoavoidabig
changeinthedesiredflowtemperatureafterasavingperiod.
SeeAppendix“ParameterIDoverview”
OFF:
Thesavingtemperaturedoesnotdependonthe
outdoortemperature;thereductionis100%.
Value:Thesavingtemperaturedependsontheoutdoor
temperature.Whentheoutdoortemperatureisabove
10°C,thereductionis100%.Thelowertheoutdoor
temperature,thelessthetemperaturereduction.
Belowthesetvalue,thesavingtemperaturesetting
hasnoinfluence.
Comforttemperature:
Thedesiredroomtemperaturein
Comfortmode
Savingtemperature:
ThedesiredroomtemperatureinSaving
mode
ThedesiredroomtemperaturesforComfortandSavingmodes
aresetinthedisplayoverviews.
X
=
Outdoortemperature(°C)
Y
=
Desiredroomtemperature(°C)
#1#
=
Desiredroomtemperature(°C),Comfortmode
#2#
=
Desiredroomtemperature(°C),Savingmode
#3#
=
Autosavingtemperature(°C),ID11011
Example:
Actualoutdoortemperature(T.out):
–5°C
DesiredroomtemperaturesettinginComfortmode:
22°C
DesiredroomtemperaturesettinginSavingmode:
16°C
Settingin‘Autosaving’:
–15°C
Theconditionfortheoutdoortemperatureinfluence:
T.out.influence=(10-T.out)/(10-setting)=
(10-(-5))/(10-(-15))=
15/25=0,6
ThecorrecteddesiredroomtemperatureinSavingmode:
T.room.ref.Saving+(T.out.influencex(T.room.ref.Comfort-
T.room.ref.Saving))
16+(0,6x(22-16))=19,6°C
X
=
Outdoortemperature(°C)
Y
=
Desiredroomtemperature(°C)
122|©Danfoss|2017.09
VI.GU.L2.02
OperatingGuideECLComfort210/296/310,applicationA275/A375

Danfoss 087H3803 Specifications

General

Brand	Danfoss
Model	087H3803
Category	Controller
Language	English