Description of the system 2.3 Operational limits The following diagrams show the limits of the heat pump. The temperature difference between the delivery and return of the plate heat exchanger must be between 5°C and 8°C. Operating limits for space heating Output water temperature (°C) 75 70 65 60 55 50 45 40 1 35 30 25 20 2 15 10 5 0 -35 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 Outdoor air temperature (°C) Fig. 12 1 Operation without restrictions 2 Operation of the outdoor unit with possible capacity reduction For the operating limits of the boiler, see the technical documentation. 2.3.1 Compressor frequency table The maximum allowed frequency varies with the outdoor temperature. The values shown in the table refer to the following conditions: – Heating: air temperature < 0°C – Cooling: air temperature >30°C NIMBUS EXT R32 35 M 50 M 80 M & M-T 120 M & M-T 150 M & M-T Min frequency [Hz] 18 18 18 18 18 Max frequency (heating) 80 100 90 75 90 [Hz] Max frequency (cooling) [Hz] 65 80 70 57 70 2.4 Identification The indoor and outdoor units can be identified through the product identification plate marked with the serial number, model and main technical-performance characteristics. Indoor unit (IDU) 1 Operating limits for cooling Output water temperature (°C) 25 (10;23) (43;23) 20 UF 15 FC 10 5 (10;5) (43;5) 0 0 5 10 15 20 25 30 35 40 45 50 Outdoor air temperature (°C) 1 Identification plate Outdoor unit (ODU) Fig. 14 UF: FC: underfloor heating fan coil Fig. 13 Operating limits for indoor unit The indoor unit is designed for being installed only in indoor environments in which the following conditions occur: – Minimum temperature: 5°C – Maximum temperature: 30°C - R.H. 65% Operational limits – Minimum system water temperature: 5°C – Maximum system water temperature: 70°C 1 Identification plate 1 Fig. 15 14 / EN
Description of the system 2.5 System interface SENSYS HD 2.5.1 Description D E F G H 10° Ve 4-GIU 12:30 21° ,5 ° 18,0 SALOTTO 5 °C 30 1,5 bar I L A Menu button B Selector (turn to select / press to confirm) C Esc button (back) S Function icons E Weather and outdoor temperature F Room temperature T Required temperature H Time & Date I Operation icons M Pressure indication C B A i The SENSYS HD interface is compatible with Ariston NET when used with an ARISTON Wi-Fi module. Find out more on www.ariston-net.remotethermo.com Fig. 16 SYMBOLS Wi-Fi module update in progress SYMBOLS Cooling service enabled AP SG Access Point Opening in progress Wi-Fi Off or not connected Wi-Fi connected but internet access failed Wi-Fi active Outside air temperature Flame present Optimum boiler efficiency Solar heating module connected Photovoltaic contact enabled Photovoltaic contact active Smart Grid system enabled Smart Grid system active Supplementary heating elements not enabled Number of heating element stages active Generic heating element active (only for heat pump cascades) DHW storage tank heating element active Heat pump active Room set-point extension active Heating cycle Heating active DHW cycle Domestic hot water active Cooling service active 90% Relative humidity index Zone Off Time program Manual Temperature regulation function active Building Management System control active Holiday function active Domestic hot water Boost function enabled HC HP DHW comfort function enabled with the HC-HP operating mode and electricity full rate band HC HP DHW comfort function enabled with the HC-HP operating mode and electricity reduced rate band HC40 DHW comfort function enabled with the HC-HP 40 operating mode and electricity full rate band HC40 DHW comfort function enabled with the HC-HP 40 operating mode and electricity reduced rate band Test mode active Thermal sanitation function active Anti-frost function active Dehumidification function active Silent mode active (only for heat pumps) Error in progress Power supply lock-out (only for heat pumps) 15 / EN
Description of the system 2.3 Operational limits The following diagrams show the limits of the heat pump. The temperature difference between the delivery and return of the plate heat exchanger must be between 5°C and 8°C. Operating limits for space heating Output water temperature (°C) 75 70 65 60 55 50 45 40 1 35 30 25 20 2 15 10 5 0 -35 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 Outdoor air temperature (°C) Fig. 12 1 Operation without restrictions 2 Operation of the outdoor unit with possible capacity reduction For the operating limits of the boiler, see the technical documentation. 2.3.1 Compressor frequency table The maximum allowed frequency varies with the outdoor temperature. The values shown in the table refer to the following conditions: – Heating: air temperature < 0°C – Cooling: air temperature >30°C NIMBUS EXT R32 35 M 50 M 80 M & M-T 120 M & M-T 150 M & M-T Min frequency [Hz] 18 18 18 18 18 Max frequency (heating) 80 100 90 75 90 [Hz] Max frequency (cooling) [Hz] 65 80 70 57 70 2.4 Identification The indoor and outdoor units can be identified through the product identification plate marked with the serial number, model and main technical-performance characteristics. Indoor unit (IDU) 1 Operating limits for cooling Output water temperature (°C) 25 (10;23) (43;23) 20 UF 15 FC 10 5 (10;5) (43;5) 0 0 5 10 15 20 25 30 35 40 45 50 Outdoor air temperature (°C) 1 Identification plate Outdoor unit (ODU) Fig. 14 UF: FC: underfloor heating fan coil Fig. 13 Operating limits for indoor unit The indoor unit is designed for being installed only in indoor environments in which the following conditions occur: – Minimum temperature: 5°C – Maximum temperature: 30°C - R.H. 65% Operational limits – Minimum system water temperature: 5°C – Maximum system water temperature: 70°C 1 Identification plate 1 Fig. 15 14 / EN
Description of the system 2.5 System interface SENSYS HD 2.5.1 Description D E F G H 10° Ve 4-GIU 12:30 21° ,5 ° 18,0 SALOTTO 5 °C 30 1,5 bar I L A Menu button B Selector (turn to select / press to confirm) C Esc button (back) S Function icons E Weather and outdoor temperature F Room temperature T Required temperature H Time & Date I Operation icons M Pressure indication C B A i The SENSYS HD interface is compatible with Ariston NET when used with an ARISTON Wi-Fi module. Find out more on www.ariston-net.remotethermo.com Fig. 16 SYMBOLS Wi-Fi module update in progress SYMBOLS Cooling service enabled AP SG Access Point Opening in progress Wi-Fi Off or not connected Wi-Fi connected but internet access failed Wi-Fi active Outside air temperature Flame present Optimum boiler efficiency Solar heating module connected Photovoltaic contact enabled Photovoltaic contact active Smart Grid system enabled Smart Grid system active Supplementary heating elements not enabled Number of heating element stages active Generic heating element active (only for heat pump cascades) DHW storage tank heating element active Heat pump active Room set-point extension active Heating cycle Heating active DHW cycle Domestic hot water active Cooling service active 90% Relative humidity index Zone Off Time program Manual Temperature regulation function active Building Management System control active Holiday function active Domestic hot water Boost function enabled HC HP DHW comfort function enabled with the HC-HP operating mode and electricity full rate band HC HP DHW comfort function enabled with the HC-HP operating mode and electricity reduced rate band HC40 DHW comfort function enabled with the HC-HP 40 operating mode and electricity full rate band HC40 DHW comfort function enabled with the HC-HP 40 operating mode and electricity reduced rate band Test mode active Thermal sanitation function active Anti-frost function active Dehumidification function active Silent mode active (only for heat pumps) Error in progress Power supply lock-out (only for heat pumps) 15 / EN
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