Settings
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>> Block additional heat
B Indicate if the additional heat should be blocked. In this case, the
additional heat may not take part. The additional heat is, however,
allowed to kick in in alarm mode and additional heat only mode if no
other blocking function is enabled, e.g., type 1 energy supply cut-off.
>> Maximum outdoor temperature for additional heat
B Set the desired temperature limit. If the outdoor temperature exceeds
this value, the additional heat may not work.
> Electric additional heat
The control unit supports 1 additional heat unit.
The settings for connection capacity and regulator for the additional
heat use are made under this menu.
> Electric heater connection
>> Connected output
B Shows the actual output of the input electric additional heat.
>>> Output limitation in compressor mode
B Set the output permitted during compressor operation.
>>> Output limitation when additional heat only
B Set the output permitted when the compressor is not in operation.
>>> Output limitation in hot water mode
B Set the output permitted during hot water production.
>> Regulator settings
>>> P constant
>>> I constant
>>> D constant
>>> Minimum PID signal
>>> Maximum PID signal
> Hot water electric heater
Under Additional heat, there are also settings for additional electric
heat in hot water heaters.
>> Acknowledge hot water additional heat
Factory setting No
Alternative Yes/No
Table 139 Block additional heat
Factory setting 10 °C
Lowest value -30 °C
Highest value 40 °C
Table 140 Maximum outdoor temperature for additional heat
Factory setting 6.0kW
Lowest value 0.0kW
Highest value 9.0kW
Table 141 Output limitation
A low value can result in hot water peak failure.
Factory setting 6.0kW
Lowest value 0.0kW
Highest value 9.0kW
Table 142 Output limitation
Factory setting 6.0kW
Lowest value 0.0kW
Highest value 9.0kW
Table 143 Output limitation
Factory setting 4.0
Lowest value 0.1
Highest value 30.0
Table 144 P constant
Factory setting 300.0
Lowest value 5.0
Highest value 600.0
Table 145 I constant
Factory setting 0.0
Lowest value 0.0
Highest value 10.0
Table 146 D constant
Factory setting 0%
Lowest value 0%
Highest value 100%
Table 147 Minimum PID signal
Factory setting 100%
Lowest value 0%
Highest value 100%
Table 148 Maximum PID signal
Factory setting No
Alternative Yes/No
Table 149 Additional electric heat, hot water
Operating modes Mixed additional heat:
Extra hot water and Hot water peak requires additional
heat in the hot water heater