Installation guide

InstallationGuideECLComfort210/310,applicationA231/A331
A231.2

Heating:










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
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

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

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
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




TypicalA231.2application:
M1
Da nfos s
S 1
87 H200 5.1 0
S 3
S 5
ECL 2 1 0
S 8
R4
P 3
V1
P 2
P 1
P
S 7
S 2



Listofcomponents:
S1
Outdoortemperaturesensor
S2
Supplyowtemperaturesensor
S3
Flowtemperaturesensor
S5Returntemperaturesensor
S7
Differentialpressureswitch
S8
Pressuretransmitterorpressureswitch
P1
Circulationpump
P2
Circulationpump
P3
Rellwaterpump
M1
Motorizedcontrolvalve
V1
Solenoidvalve,rellwatervalve
R4
Relayoutput,alarm


