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Controllers & Automation
Programmable Room Thermostat for Fan Coils & HVAC
Model: TH-R20
Digital thermostat with weekly schedule, three-speed fan control and Modbus link.
- Weekly schedule with 4 periods per day
- Three-speed fan and 2/3-way valve control
- Child lock and frost protection
- Modbus-RTU for BMS integration
Nationwide delivery · Free technical advice
InputNTC 10k · remote sensor (opt.)
Output3 × relay 5A (fan) · 2 × valve
DisplayBacklit LCD
Accuracy±0.5 °C
Overview
The TH-R20 controls room temperature precisely and suits 2- and 4-pipe fan coils, heat pumps and VRF systems. The weekly schedule and eco mode reduce building energy use.
Technical specifications
General
- Input
- NTC 10k · remote sensor (opt.)
- Output
- 3 × relay 5A (fan) · 2 × valve
- Display
- Backlit LCD
- Accuracy
- ±0.5 °C
Communication
- Protocols
- Modbus-RTU · RS-485
Electrical
- Supply
- 230 V AC
- Power
- < 2 W
- Protection
- IP30
Mechanical
- Dimensions (mm)
- 86 × 86 × 14
- Mounting
- Flush box 86 mm
Applications
Offices and hotels
Fan coil and air-handling units
Heat pumps
Under-floor heating
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