Heating Circuit 1 & 2 Functions - Fujitsu WATERSTAGE WS A050DD6 Series Maintenance Document

Split system single phase type
Holidays:
Line no.
HC1 HC2
642 652
643 653
648 658
The holiday program enables changing the heating
circuits over to a selected operating level according to
the date (calendar).
4.3.4 Heating Circuit 1 & 2 Functions
Operating Mode
For heating circuits there are several functions
available which can be individually adjusted for each
heating circuit.
Setpoint Values
Line no.
HC1 HC2
710 1010
712 1012
714 1014
716 1016
Room Temperature:
Room temperature can be set according to different
setpoint values. Depending on the selected mode,
these setpoints are activated and provide different
temperature levels in the rooms.
Frost protection:
The protection mode automatically prevents an
excessively sharp drop in room temperature.
Maintenance Document 1589-3
Programming line
Period start (Day / Month)
Period end (Day / Month)
Operating level
Important !
The holiday program can be used only in the
automatic mode.
The programming lines for the 2nd heating circuit are
displayed only if an extension module has been
connected to the controller.
Operation of heating circuits 1 and 2 is directly
controlled via the operating mode key.
Programming line
Comfort setpoint
Reduced setpoint
Frost protection setpoint
Comfort setpoint maximum
The ranges of configurable setpoints are defined by
their interdependencies, as shown in the graph
below.
Frost prot. setpoint
In this case the control adopts the frost protection
room setpoint.
Comfort setpoint
Reduced setpoint
53