Fujitsu WATERSTAGE 112 Maintenance Document page 81

Heat Pump, Split System, Single Service, 3 phase
Heat pump
flow temp
X : Starting day
"Manual controlled curing" setpoint
The flow temperature setpoint for the "Manual"
controlled floor drying function can be adjusted
separately for each heating circuit.
Current controlled curing setpoint
Displays the current flow temperature setpoint for the
controlled floor drying function
Operating Mode Changeover
Line no.
HC1 HC2
900 1200
In case of an external changeover via input H2 (on
the extension module only) the operating mode to
which the changeover will be performed must be
previously defined.
Heating Circuit Frost Protection
The heating circuit frost protection is continuously
activated (protection mode
Heating circuit frost protection in heating mode
If the flow temperature is below 5°C, the controller
initiates the production of heat and starts the heating
pumps, regardless of the current heating mode.
Maintenance Document 1394-1
Fh
Fh + Bh
Programming line
Optg mode changeover
(None / Frost protection mode / Reduced / Comfort / Automatic)
) and is not adjustable.
Days
Bh
Current day of controlled curing
Displays the current day of the controlled floor drying
function
Important:
After a power outage, the installation resumes the
controlled drying function as it was when the outage
occurred.
If the flow temperature rises again above 7°C, the
controller waits another 5 minutes, and then stops the
production of heat and the heating pumps.
Heating circuit frost protection in cooling mode
See Cooling mode
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