2
Product Information
RT20 RF Room Thermostat – 6721844608 (2022/03)
4
2.2.2 Functions and features
Fig. 2
Thermostat and Receiver features
[1] Display area
[2] Cover-opening button
[3] Temperature sensor
[4] Temperature knob
[5] Indicator button
Display area
The set room temperature is displayed on the LCD.
While the target temperature is being set it will also be
displayed on this LCD.
Cover-opening button
To open the cover:
▶ Press the button while turning it out.
Access the unit interior to:
•
Replace batteries;
•
Connect wires;
•
Repair wires.
Temperature sensor
The sensor measures the current room temperature.
Temperature knob
The temperature knob is used for setting the target
temperature.
The temperature interval accuracy is about 0.2 °C.
Indicator button
The indicator button on the receiver works as a button for
setting functions and also displays different types of
information through light and colour.
2.3
Specifications
Table 2
Thermostat specification
Table 3
Receiver specifications
0010042915-001
+
_
1
3
4
2
5
Type
Thermostat
Power supply
2*1.5V LR03/AAA
Battery lifetime
> 1 year
Dimension (W x H x D)
86.2×86.2x21mm
Protection class
IP20
Operation temperature
0°C~50°C
Operation Humidity
0~90%
Temperature measurement
accuracy (environment
temperature range 0-5ºC)
±1.5°C
Power consumption
Standby <0.5mW
Room temperature set ting
range
3~35℃ (±0.2°C)
Temperature display
-9.9~50°C(±0.1°C)
Radio frequency
868MHz (open areas
100 meters)
Hysteresis operation window
0.2 °C On Temperature
differential
0.4 °C OFF Temperature
differential
Type
Receiver
Power supply
AC 230V (-20%/+20%)
50Hz (+/-5%)
Dimension (W x H x D)
86×86x21mm
Protection class
IP20
Operation temperature
0°C~50°C
Operation Humidity
0~90%
Power consumption
<2.0mW
Relay switch
Max 2A 30VDC / 1A 250VAC
Radio frequency
868MHz (open areas
100 meters)