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PARAMETER
DESCRIPTION RANGE FACTORY SETTINGS
4 0 2 T set Z1 par. 4.2.5 - 4.2.6
20°C (LT) - 40°C (HT)
4 0 3 Zone frost temperature 2°C -15°C
5°C
4 1 Summer/Winter Changeover
4 1 0 S/W function activation Z1 OFF - ON
OFF
4 1 1 S/W temperature threshold 10 - 30 °C
20°C
4 1 2 S/W delay time [0-600]
300 min
4 2 Z1 Settings
4 2 0 Zone 1 temperature range
Low temperature (LT)
High temperature (HT)
High temperature
4 2 1 Thermoregulation
Fix Flow T
Basic Thermoreg
Room T Only
Outdoor T Only
Room+Outdoor T
Devices ON/OFF
4 2 2 Slope 0,2°C - 1°C (LT); 1°C - 3,5°C (HT)
0,6°C (LT) - 1,5°C (HT)
423O set -14 ÷ +14 (HT); -7 ÷ +7 (LT)
0
4 2 4 Room Infl uence Proportional 0°C - 20°C
2°C (LT) - 10°C (HT)
4 2 5 Max T 20°C ÷ 45°C (LT); 20°C ÷ 70°C (HT)
45°C (LT) - 60°C (HT)
4 2 6 Min T 20°C ÷ 45°C (LT); 20°C ÷ 70°C (HT)
20°C (LT) - 20°C (HT)
4 2 9 Heat request mode
Standard
RT Time Programs Exclusion
Forcing Heat Demand
Standard
4 3 Z1 Diagnostics
read only
4 3 0 Room T
read only
4 3 1 Room T setpoint
read only
4 3 2 Flow temperature
read only
4 3 3 Return temperature
read only
4 3 4 Heat Request Z1
read only
4 3 5 Pump status
read only
4 4 Z1 Zone Module Settings
4 4 0 Zone pump modulation
Fixed
Modulating on DeltaT
Modulating on Pressure
Modulating on delta T
4 4 1 Target delta T for modulation 4°C - 25°C
7°C (LT) - 20°C (HT)
4 4 2 Fixed pump speed 20% - 100%
100%
4 5 Cooling
4 5 0 T Set Cool Z1 par. 4.5.6 - 4.5.7 7°C [FC] - 18°C [UFH]
4 5 1 Zone 1 Cooling Temp Range
Fan Coil (FC)
Underfl oor (UFH
FC
4 5 2 Thermoregulation type
ON/OFF
Fix Flow T
Outdoor T Only
ON/OFF
4 5 3 Slope [18;33] FC; [0-30] UFH 25 FC; 10 UFH
454O set [-2,5°C; +2,5°C]
0°C
4 5 6 Max T
MinT -12°C [FC];
MinT - 23°C [UFH]
12°C [FC];
23°C [
UFH]
4 5 7 Min T 7°C-MaxT [FC]; 18-MaxT [UFH]
7°C [FC];
18°C [UFH]
4 5 8 Target deltaT for pump modulation cooling [-5; -20°C]
-5°C
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