Specifications
Description
KAQ90 Series Temperature, Humidity & CO₂ Transmitter

The KAQ90 series wall-mount temperature, humidity & CO₂ detector is designed for indoor and office environmental monitoring, capable of simultaneously measuring CO₂ concentration, temperature, and relative humidity. It employs single-source infrared measurement technology, offering excellent contamination resistance and long-term stability. The device supports 4-20 mA, 0-10 V, and RS-485 outputs for easy integration with DDC or building monitoring systems.

Product Specifications
Voltage Frequency 50/60 Hz
Range 0-5000 ppm
Output Signal 3-wire 4-20 mA / 0-10 V / RS485
Power Supply 16-30 VDC or 24 VAC
Accuracy ±50 ppm + 3% of reading @ +10 ... +30 °C
Protection Rating IP44
Applications
  • Office building indoor air quality (IAQ) monitoring
  • School classroom CO₂ and temperature/humidity control
  • Hospital waiting areas and ward environmental monitoring
  • Conference rooms / auditoriums air quality monitoring
  • Shopping malls and supermarkets (crowded spaces)
  • Hotel guest room environmental quality management
  • Museums and exhibition halls - temperature, humidity & CO₂ control
  • Rail transit station hall air quality monitoring
  • Kindergartens and childcare centers indoor environmental monitoring
  • Building automation and BEMS system integration
Send your message to this supplier
Send Now

KAQ90 Series CO₂ & Temperature & RH Transmitter with ±0.5 °C Accuracy and 0–95% RH Range for Indoor Monitoring

Ask Latest Price
Contact Supplier
KAQ90 Series CO₂ & Temperature & RH Transmitter with ±0.5 °C Accuracy and 0–95% RH Range for Indoor Monitoring

Keram (Nanjing)ELECTRICAL Equipment Co., Ltd.

Verified Supplier
2 Years
jiangsu, nanjing
Since 1998
Business Type :
Manufacturer
Total Annual :
>1000000
Employee Number :
>50
Certification Level :
Verified Supplier
Discover similar products
View More
Contact Supplier
Submit Requirement