For more information, see
Electrical connection: 1 1 direct c 1 underfloor
heating c 1 domestic hot water tank, page 51
Connection diagram: 1 1 direct c 1 underfloor
heating c 1 domestic hot water tank, page 33
Modifying the installer parameters, page 68
List of installer parameters, page 73
Configuring an installation with 1 1 low-loss 1
direct c 1 underfloor heating c 1 domestic hot water
7.5.2
Configuring boilers in c 1 direct c 1
underfloor heating c 1 domestic hot water tank
1. Go to the installer parameters on boiler 1 (master boiler).
2. Set the following parameters on boiler 1:
Tab.41 Settings on boiler 1 (master boiler)
Parameter number
Parameter
Setting
5710
Temps / mode CH1
On
5715
Temps / mode CH2
On
5731
Sensor input BX2
Common flow sensor B10
5932
Sensor input BX3
Cascade return sensor B70
6020
Function extension module 1
Temps / mode CH2
6600
Device address
1
6640
Clock mode
Master
3. Go to the installer parameters on boiler 2 (slave boiler).
4. Set the following parameters on boiler 2:
Tab.42 Settings on boiler 2 (slave boiler)
Parameter number
Parameter
Setting
5710
Temps / mode CH1
Off
6600
Device address
2
6640
Clock mode
Slave without remote setting
For more information, see
Electrical connection: Boilers in c 1 direct c 1
underfloor heating c 1 domestic hot water tank, page 53
Connection diagram: Boilers in c 1 direct c 1
underfloor heating c 1 domestic hot water tank, page 34
Connecting boilers in cascade with a OCI 345 module, page 54
Modifying the installer parameters, page 68
List of installer parameters, page 73
7.5.3
Configuring the boiler control in 0–10 V
1. Go to the installer parameters.
7 Commissioning
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