Settings For The Basic System Diagram Codes - Vaillant sensoCOMFORT VRC 720f Manual De Uso

-- Using the functional modules, basic system diagram, start-up 4
4.6.1 Sensor assignment
Configuration S1
–
FM3+FM5
FM3 VR 10
4.7

Settings for the basic system diagram codes

The systems are roughly grouped according to their connected system components. Each grouping contains a basic system
diagram code that you must enter in the Basic system diagram code: function in the system control. The system control
requires the basic system diagram code in order to enable the system-related functions.
4.7.1 Gas- or oil-fired boiler as a single unit
System property
allSTOR cylinder system incl. domestic hot water station
Boilers with solar domestic hot water support
All boilers without solar
–
Connecting the domestic hot water cylinder temperature sensor to the boiler
Exceptions:
Boilers without solar
–
Connecting the domestic hot water cylinder temperature sensor to the functional module
Boiler with solar heating and hot water support
1) Do not use the integrated prioritising diverter valve from the ecoTEC VC boiler (permanent position: Heating mode).
4.7.2 Cascade with gas- or oil-fired boilers
Maximum seven boilers possible
As of the second boiler, the boilers are connected via VR 32 (address 2 to 7).
System property
Domestic hot water generation provided by a selected boiler (isolating circuit)
–
Domestic hot water generation provided by the boiler with the highest address
–
Connecting a domestic hot water cylinder temperature sensor to this boiler
Domestic hot water generation provided by the whole cascade (no isolating circuit)
–
Connecting the domestic hot water cylinder temperature sensor to the FM5 functional module
allSTOR cylinder system incl. domestic hot water station
1) Do not use the integrated prioritising diverter valve from the ecoTEC VC boiler (permanent position: Heating mode).
4.7.3 Heat pump as a single unit (monoenergetic)
With immersion heater in the flow as a back-up boiler
System property
Without solar
–
Connecting the domestic hot water cylinder temperature sensor to the heat pump control module
and/or heat pump
With solar domestic hot water support
allSTOR cylinder system incl. domestic hot water station
1) E.g. VWZ MWT
0020288151_00 sensoCOMFORT Operating and installation instructions
S2 S3 S4
– – –
– – –
S5 S6 S7
–
VR 10 VR 10
–
VR 10 VR 10
Basic sys-
tem dia-
gram code:
1
1
1
1)
2
1)
2
Basic sys-
tem dia-
gram code:
1
1)
2
1)
2
Basic system diagram
code:
Without With heat
1)
heat ex-
exchanger
1)
changer
8 11
8 11
8 16
81