Description
Introducing the Belimo 22RTH-19-1 Room Sensor, designed to measure indoor temperature, humidity, and CO₂ levels precisely. These sensors are perfect for integration with third-party controllers and feature MP-Bus communication and a 0...10 V output. Easily parametrised via NFC using the Belimo Assistant App, these sensors are a reliable addition to any HVAC system.
Click here for the technical data PDF
Electrical Data
- 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 0.25...1.5 mm², 23-15 AWG, copper conductors only
- Cable Type (USA and Canada): CL2 or higher
- Cable Entry: Back, Top, Bottom
Functional Data
- Application: Air
- Voltage Output:
- 22RT-19-1: 1 x 0...5 V, 0...10 V, 2...10 V, min. resistance 5 kΩ
- 22RTH-19-1: 2 x 0...5 V, 0...10 V, 2...10 V, min. resistance 5 kΩ
- 22RTM-19-1: 3 x 0...5 V, 0...10 V, 2...10 V, min. resistance 5 kΩ
- Output Signal Active Note: Output 0...5 V, 0...10 V (factory setting), 2...10 V selectable via NFC
- Display: LED, used for CO₂ Traffic Light Function (TLF). Parametrisable and deactivatable via Belimo Assistant App.
Measuring Data
- Measured Values:
- CO₂
- Relative Humidity
- Dew Point
- Temperature
Specification CO₂
- Sensing Element Technology: Non-dispersive infrared (NDIR) dual channel
- Measuring Range: Default setting: 0...2000 ppm
- Accuracy: ±(50 ppm + 2% of measured value)
- Long-Term Stability: ±20 ppm p.a.
Specification Temperature
- Measuring Range: 0...50°C [32...122°F] (default setting)
- Accuracy Temperature Active: ±0.3°C @ 25°C [±0.5°F @ 77°F]
- Long Term Stability: ±0.03°C p.a. @ 25°C [±0.05°F p.a. @ 77°F]
Specification Humidity
- Measuring Range: 0...100% RH (default setting)
- Measuring Range Dew Point: -50...50°C [-60...120°F] (default setting)
- Accuracy: ±2% between 0...90% RH @ 25°C
- Long Term Stability: ±0.25% RH p.a. @ 25°C @ 50% RH
Safety Data
- Protection Class (IEC/EN): III, Safety Extra-Low Voltage (SELV)
- Power Source (UL): Class 2 Supply
- Degree of Protection (IEC/EN): IP30
- EU Conformity: CE Marking
- Quality Standard: ISO 9001
- UL Approval: cULus according to UL60730-1, CAN/CSA E60730-1
- Type of Action: Type 1
- Rated Impulse Voltage Supply: 0.5 kV
- Pollution Degree: 2
- Ambient Humidity Max: 95% RH, non-condensing
- Ambient Temperature: 0...50°C [32...122°F]
- Storage Temperature: -40...70°C [-40...160°F]
Materials
- Housing: PC, white, RAL 9003
- UL94V-0
Parts Included
- Screws
Accessories
- Tools Description:
- Belimo Assistant App: Smartphone app for easy commissioning, parametrising, and maintenance
- Converter Bluetooth / NFC: ZIP-BT-NFC
Notes
- General Remarks: The sensor's accuracy can be influenced by the thermal characteristics of the wall on which it is mounted. It is designed for use in stationary heating, ventilation, and air-conditioning systems.
- Application Notice for Humidity Sensors: The humidity sensor is highly sensitive and should not be exposed to aggressive substances like chlorine or ammonia, which can affect accuracy.
Why You Should Buy
Choosing Belimo's 22RT-19-1 series ensures you are getting top-notch accuracy and reliability for your HVAC systems. With advanced features like dual channel CO₂ sensing and NFC parametrisation, these sensors are designed for optimal performance and ease of use. Their robust design and adherence to strict safety standards make them ideal for commercial applications, including hospitals and office buildings.
Enhance your indoor air quality monitoring with Belimo and ensure a comfortable, safe environment for everyone.
For more information and to explore our range of Belimo products, visit our website at ecospares.co.uk/collections/belimo. If you need any assistance, please contact us on 01772 284 626.
