Danfoss 087H3803 User Manual

ECL485addr.(master/slaveaddress)
2048
CircuitSettingrange
Factorysetting
0...15
15
Thissetttingisrelevantifmorecontrollersareworkinginthesame
ECLComfortsystem(connectedviatheECL485communication
bus)and/orRemoteControlUnits(ECA30/31)areconnected.
0:
Thecontrollerworksasslave.
Theslavereceivesinformationabouttheoutdoor
temperature(S1),systemtime,andsignalforDHW
demandinthemaster.
1...9:
Thecontrollerworksasslave.
Theslavereceivesinformationabouttheoutdoor
temperature(S1),systemtime,andsignalforDHW
demandinthemaster.Theslavesendsinformation
aboutthedesiredflowtemperaturetothemaster.
10...14:
Reserved.
15:
TheECL485communicationbusisactive.
Thecontrollerismaster.Themastersendsinformation
abouttheoutdoortemperature(S1)andsystemtime.
ConnectedRemoteControlUnits(ECA30/31)are
powered.
TheECLComfortcontrollerscanbeconnectedviatheECL485
communicationbustoperformalargersystem(theECL485
communicationbuscanconnecttomax.16devices).
Eachslavemustbeconfiguredwithitsownaddress(1...9).
However,moreslavescanhavetheaddress0iftheyonlyhaveto
receiveinformationaboutoutdoortemperatureandsystemtime
(listeners).
Thetotalcablelengthofmax.200m(alldevicesincl.theinternalECL
485communicationbus)shouldnotbeexceeded.
Cablelengthsofmorethan200mmaycausenoisesensibility(EMC).
InasystemwithMASTER/SLAVEcontrollers,onlyoneMASTER
controllerwithaddress15isallowed.
IfbymistakemoreMASTERcontrollersarepresentinanECL485
communicationbussystem,decidewhichcontrolleristobeMASTER.
Changetheaddressintheremainingcontrollers.However,thesystem
willoperatebutnotbestablewithmorethanoneMASTERcontroller.
IntheMASTERcontroller,theaddressin‘ECL485addr.(master/slave
address)’ ,IDno.2048,mustalwaysbe15.
ServicePin
2150
CircuitSettingrange
Factorysetting
0/1
0
Thissettingisonlyusedinconnectionwithset-upofModbus
communication.
Notapplicableforthetimebeingandreservedforfuture
use!
Ext.reset
2151
CircuitSettingrange
Factorysetting
0/1
0
Thissettingisonlyusedinconnectionwithset-upofModbus
communication.
0:
Resetnotactivated.
1:
Reset.
170|©Danfoss|2017.09
VI.GU.L2.02
OperatingGuideECLComfort210/296/310,applicationA275/A375

Danfoss 087H3803 Specifications

General

Brand	Danfoss
Model	087H3803
Category	Controller
Language	English