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FantiniCosmi C820RQ LED Thermostat Instruction Manual
CHRONOTHERMOSTATS,
THERMOSTATS
AND THERMOREGULATION
C820RQ
LED THERMOSTAT
■ Modern, contemporary design with 3 LED digits
and 3 buttons
■ Universal installation and flexibility of use thanks
to dual battery and 230V power supply and
complete rectangular and square base kit
■ Suitable for controlling heating or cooling
systems also for hospitality applications
■ Energy saving and comfort optimisation through
modulating control (with TPI technology - Time
Proportional and Integral control)
Power supply
2 x 1.5V AA alkaline batteries
or 220-230Vac@50Hz
> 1 year
Battery life
Relay contact range
5(3)A 250 Vca
2 - 40°C, increase 0.1°C
STD, 0.3 - 5 K
4 K/h
Temperature adjustment scale
Adjustment differential
Thermal gradient of reference
REGULATIONS AND APPROVALS
DIMENSIONS mm
■ Compliant with EN 60730-1 and second parts;
347,
■ Compliant with Directive 2014/30/EU (EMC);
;:
42
2014/35/EU (LVD)
■ ErP classification (Reg. EU 811/2013 - 813/2013):
Class IV; 2%
1
| General | Details |
|---|---|
| Name | FantiniCosmi C820RQ LED Thermostat Instruction Manual |
| Make | FantiniCosmi |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.19 MB |

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FantiniCosmi C820RQ LED Thermostat Instruction Manual Overview
Summary of Contents
- Page 1: Chronothermostats, thermostats and thermoregulation C820RQ LED thermostat Modern, contemporary design with 3 LED digits and 3 buttons Universal installation and flexibility of use thanks to dual battery and 230V power supply Suitable for controlling heating or cooling systems also for hospitality applications Energy saving and comfort optimisation through modulating control with TPI technology Power supply: 2 x 1.5V AA alkaline batteries or 220-230Vac@50Hz Compliant with EN 60730-1 and second parts Compliant with Directive 2014/30/EU (EMC) and 2014/35/EU (LVD) ErP classification: Class IV; 2%
- Page 2: C820RQ - LED thermostat Installation Square base: Wall-mounting or flush-mounting in box type 500 and 502 at a height of approx. 1.5 m above the floor in a suitable position to correctly detect the room temperature. Rectangular base: Wall-mounting or flush-mounting in type 503 box at a height of approx. 1.5 m above the floor in a suitable position to correctly detect the room temperature. Electrical characteristics Power supply: 2 x 1.5 V AA alkaline batteries or 220-230Vac@50Hz. Maximum input power: 1 W. Relay contact range: 5(3)A 250 Vca. Type of output: 1 relay for heating/cooling. Note: If the device is supplied with 230V current, batteries are not required.
- Page 3: C820RQ - LED thermostat General characteristics Temperature adjustment scale: 2 - 40 °C, increase 0.1°C Measurement scale/room T display: -9 to +50 °C; resolution 0.1 °C Adjustment differential: STD, 0.3 - 5 K Maximum room temperature adjustment: 45°C Temperature sensor type: NTC Protection rating: IP32 Operation: The chronothermostat has 3 buttons with varying functions. The C8020RQ thermostat allows 3 operating modes: COMFORT, ECONOMY, and OFF.
- Page 4: C820RQ - LED thermostat The C820RQ is a room thermostat that allows temperature setpoint adjustment in ON/OFF or TPI mode. When the thermostat is set with ON/OFF control, this function allows the required setpoint temperature to be reached by acting on the on/off times of the heating/cooling system. If the thermostat is powered by 230V mains, the special TPI algorithm can be used to maintain a more constant level of comfort. The thermostat optimises the system's running time with proportional and integral action. The output is always a single contact but time-controlled. TPI control reduces boiler starts and maintains a more constant comfort level around the required setpoint. It is possible to access two different menus for configuring certain parameters: User Menu and Advanced Menu. User Menu includes password setting, display light intensity, and firmware release version. Advanced Menu includes winter and summer season set point values, antifreeze setting, and device reset. The TPI adjustment period and IPT proportional band are also configurable in the Advanced Menu.
- Page 5: C820RQ - LED thermostat LED thermostat for room temperature control in heating and cooling systems. Equipped with TPI adjustment algorithm for more precise and accurate generator control. Chronothermostat features: White colour; Battery powered or 220-230Vac. Operation: Economy, Comfort, Off. 1 relay output for boiler/chiller control with on/off or TPI. Temperature regulation scale 2 - 40 °C; Regulation differential STD / 0.3 - 5 °C. Antifreeze temperature regulation scale 2 °C - 7 °C; Protection class IP32. Compliant with EN 60730-1 and second parts. ErP classification: Class IV; 2% (Reg. EU 811/2013 - 813/2013).

















