Prestige 120 User's Guide download pdf (Page 25)

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664Y3300

initial

Description

Temperature set point for domestic hot water

(adjustable from 60 to 80°C).

00: Domestic hot water “OFF”

01: Domestic hot water “ON”

00: Heating mode “OFF”

01: Heating mode “ON”

Temperature set point for the water in the heating circuit

(adjustable from 30 to 90°C).

Minimum temperature for the water in the heating circuit

(adjustable from 15 to 60°C).

Minimum outside [T4] temperature (adjustable from -20 to 10°C).

Maximum outside [T4] temperature

(adjustable from 15 to 25°C).

Increase of the primary temperature set point to generate hot water

• High T° circuit: operates according to outside temperatures.

The circulator is controlled by the room thermostat.

• Low T° circuit: operates according to outside temperatures.

The circulator runs continuously.

• Low T° circuit: during generation of domestic hot water, set P34 to 60.

• High and low T° circuits:

operate according to outside temperatures.

Both circulators run continuously.

Night time reduction on the high T° circuit.

• Low T° circuit: active during generation of domestic hot water, set P34 to 61.

12: if there is a tank with an NTC sensor

13: if there is a tank with a thermostat

Maximum temperature of the second heating circuit

Minimum temperature of the second heating circuit

INSTALLATIoN

Outside T° (°C)

-20-25 -10-15 0-5 1052015 25

P39

P40

P6 P7

Boiler’s ﬂow T° (°C)

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 47 48

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Prestige 120 User's Guide Page 25