2 fixed set point con trol 43, 3 under floor hea ting 43, Fi xed set point con trol 43 – Samson 5476 User Manual

Page 43: Un der floor hea ting 43, Fixed set point control, Underfloor heating, 2 fixed set point control, 3 underfloor heating

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Parameters

WE

WE*

Range of values

Min. flow temperature

20 °C

20 °C

20 to 130 °C

* Default setting applies to system Anl 9, floor heating

5.2

Fixed set point control

During the times-of-use, the flow temperature can be controlled according to a fixed set point.
Outside the times-of-use, this set point is reduced by the

Set-back difference. Both Minimum

flow temperature and Maximum flow temperature parameters are set to identical values.

Parameters

WE

WE*

Range of values

Max. flow temperature

90 °C

50 °C

20 to 130 °C

Min. flow temperature

20 °C

20 °C

20 to 130 °C

* Default setting applies to system Anl 9, underfloor heating

5.3

Underfloor heating

The system Anl 9 is designed for radiator heating in conjunction with an underfloor heating cir-
cuit.
The maximum flow temperature of the radiator circuit is only available to the underfloor heating
circuit. If the radiator circuit is in rated operation, its flow temperature is only reduced so far to
ensure that the flow temperature of the underfloor heating circuit does not fall below the temper-
ature according to the heating characteristic for the control circuit RK2. If the radiator circuit is
switched off due to the outside temperature, the controller still continues to regulate a flow tem-
perature according to the heating characteristic for the control circuit RK1 at the flow sensor
VF1 despite of the deactivated circulation pump UP1.

Functions such as Optimization, Adaptation or Flash adaptation are only available for the ra-
diator circuit after regulating the temperature according to the room temperature. A connected
remote operation also only has an influence on the operation of the radiator circuit.
The summer mode causes both heating circuits to be switched off. The

OT deactivation value in

rated operation parameter relates to both heating circuits, whereas the OT deactivation value in
reduced operation parameter only effects the radiator circuit.

EB 5476 EN

43

Functions of the heating circuit

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