Carbon Dioxide + T/RH Monitor

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The AI-CO2-IAQ measures the critical parameters of carbon dioxide temperature and humidity. It is and manufactured by Ace Instruments allows for greater control over indoor air quality via CO2 and temperature + humidity measurement in one solution. It is ideal for CO2, humidity and temperature monitoring in commercial buildings such as schools, offices, hotels, and public assembly areas. It finds industrial application in monitoring of cold storages and warehouses. Optional RS-485 Modbus communication provided for BMS/EMS connection.


  • Fast response photoacoustic sensor (Switzerland) 
  • Optional RS-485 communication 
  • ABS plastic wall mounting enclosure
  • Optional touchscreen display



Measuring Range (CO2)

Option 1: 0-5000ppm
Option 2: 0-10,000ppm
Option 3: 0-20,000ppm
Accuracy: ±50ppm

Measuring Range (Temperature)

0.0 to +50.0°C (Customizable)
Accuracy: ± 0.5°C

Measuring Range (Humidity)

0.0 to 100.0% RH
Accuracy: ± 1.8%RH between 10 to 95% RH± 2%RH for all other ranges


128x64 graphic backlit display with 3 parameter value (CO2, Temperature, Humidity) with CO2 alarm limits, date, and time
Touchscreen display optionally available (selected at the time of ordering)


RS485 Modbus communication


Programmable buzzer alarm with enable/display feature in case of any parameter violation exceeding pre-defined set points

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