EN • 25
ENGLISH
FRANCAIS
NEDERLANDS
ES
p
A
ño
L
IT
ALIAN
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TSCH
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)
90
80
70
60
50
40
30
20
10
0
-20
-25
-10
-15
0
-5
10
5
20
15
25
P4
P39
P40
P5
P6
P7
Boiler’
s flow T° (°C)
Summary of Contents for 120
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