BELIMO 22RTM-19-1 Room Sensor CO2 / Humidity / Temperature For measuring the temperature, humidity and CO2 in the room.
Room Sensor CO2 / Humidity / Temperature
For measuring the temperature, humidity and CO2 in the room. The room units can be seamlessly connected to existing third-party controllers. With MP-Bus communication and integrated 0...10V output. Output signal is selectable via NFC.
Technical data
| Type | Communication | Output signal active CO2 | Output signal active humidity | Output signal active temperature |
| 22RTM-19-1 | MP-Bus | 0...5 V, 0...10 V, 2...10 V |
0...5 V, 0...10 V, 2...10 V | 0...5 V, 0...10 V, 2...10 V |
Nominal voltage AC/DC 24 V
Nominal voltage range AC 19.2...28.8 V / DC 19.2...28.8 V
Power consumption AC 1 VA
Power consumption DC 0.5 W
Electrical connection Spring loaded terminal block 0.25...1.5 mm²
Cable entry Wire openings at the backside (for In-wall wiring) and top-/bottom side (for On-wall wiring)
Sensor Technology CO2: NDIR (non dispersive infrared) dual channel
Communicative control MP-Bus
Output signal active note Output 0...5 V, 0...10 V (factory setting), 2...10 V selectable via NFC Voltage output: min. 10 kΩ load
Application Air
Measuring values CO2/Relative humidity/Dew point/Temperature
Measuring range CO2 0...2000 ppm
Measuring range humidity 0...100% r.H.
Measuring range temperature 0...50°C [30...120°F]
Accuracy CO2 ±(50 ppm + 2% of measuring value)
Accuracy humidity Typical ±3% between 20...80% r.H. @ 25°C
Accuracy temperature active ±0.5°C @ 25°C [±0.9°F @ 77°F]
Long-term stability ±20 ppm p.a.±0.25% r.H. p.a. @ 25°C @ 50% r.H.
Time constant τ (63%) in the room Typical 960 s Wall coupling factor 52 %
Ambient temperature 0...50°C [30...120°F]
Storage temperature -20...60°C [-5...140°F]
Protection class IEC/EN III Protective extra-low voltage (PELV)
EU Conformity CE Marking
Certification IEC/EN IEC/EN 60730-1 and IEC/EN 60730-2-9
Degree of protection IEC/EN IP30
Service
Belimo equipment marked with the NFC logo can be operated and parameterized with the Belimo
Assistant App.
Requirement:
- NFC- or Bluetooth-capable smartphone
- Belimo Assistant App (Google Play & Apple AppStore)
Align NFC-capable smartphone on the sensor so that both NFC antennas are superposed.
Connect Bluetooth-enabled smartphone via the Bluetooth-to-NFC Converter ZIP-BT-NFC to the sensor.
Technical data and operation instructions are shown in the ZIP-BT-NFC data sheet.
Wiring diagram
Dimensions [mm]
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