Absorber Circuit Monitoring - Viessmann VITOTRONIC 200 Service Instructions Manual

7037 Absorber circuit monitoring

Value Meaning
"0" Monitoring OFF
"1" If the amount of energy with active switch-
ing of the absorber pump falls below
1 kWh within a 6 h period, the fault mes-
sage "96 Ice store absorber circ" will be
displayed.
Condition: A heat meter is installed in the
absorber circuit.
7038 Temperature sensor for dual mode operation
Value Meaning
"0" Outside temperature sensor is used:
Dual mode operation if long term average
falls below outside temperature "Dual mode
temperature external heat source 7B02".
"1" Ice store temperature sensor is used:
Dual mode alternative operation if tempera-
ture in the ice store falls below "Dual mode
temperature external heat source 7B02".
7039 Calendar week, start summer mode, ice store
Summer mode is not switched on before the set calen-
dar week. The ice store is heated up to the maximum
temperature via the solar air absorber.
703A Calendar week, earliest end summer mode, ice store
Summer mode ends if, on a single day after the set
calendar week, the heat pump was operating to pro-
vide central heating for more than the "Min. runtime
to suppress summer mode 7035". The ice store is
heated up to the maximum temperature via the solar
air absorber.
Summer mode is switched on again if, on a single day,
the heat pump was operating to provide central heat-
ing for less than the "Min. runtime to suppress sum-
mer mode 7035".
7044 Type of assembly kit
Vitocal 111-S/222-A/222-S:
If an installation kit with mixer is installed, heating cir-
cuit M2/HC2 is directly connected to the heat pump.
The heating circuit pump and heating circuit mixer are
part of the installation kit. A buffer cylinder in the sec-
ondary circuit flow is not connected.
!
Setting in calendar weeks
Summer mode finally ends for the current year after
"Last calendar week for summer mode 7036".
Setting in calendar weeks
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Parameter group System definition
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