BMS & HVAC Sensors

CO₂, temp+humidity, duct DP & air quality — 5 models available

Outputs: 4–20 mA0–10 VModbus RTUBACnet MS/TP

Room CO₂ Sensor with Display

NDIR CO₂ and temperature room sensor with LCD for demand-controlled ventilation

CO₂ Range 0–2000 ppm (0–5000 ppm extended range model)

CO₂ Accuracy ±50 ppm ±3% of reading at 25°C

4–20 mA0–10 VModbus RTU

Duct CO₂ Sensor

Duct-mount NDIR CO₂ sensor for AHU return air demand ventilation control

CO₂ Range 0–2000 ppm

CO₂ Accuracy ±50 ppm ±3% of reading

4–20 mA0–10 VModbus RTU

Temperature & Humidity BMS Sensor

Wall-mount BMS T+RH sensor with large LCD and lockable setpoint adjustment

Temperature Range 0 to +50°C

Temperature Accuracy ±0.3°C at 25°C

4–20 mA0–10 VModbus RTU

Duct Differential Pressure Sensor

MEMS duct DP sensor for AHU filter monitoring and variable-speed fan control

Measuring Range 0–250 Pa / 0–500 Pa / 0–1000 Pa / 0–2500 Pa (specify)

Accuracy ±2.5% FS

4–20 mA0–10 VModbus RTU

Multi-Parameter Air Quality Sensor

Four-in-one CO₂, VOC, temperature and humidity with BACnet MS/TP

Parameters Measured CO₂, VOC (tVOC), Temperature, Relative Humidity

CO₂ Range 400–5000 ppm (NDIR)

Modbus RTUBACnet MS/TP

Need a specific range or output?

Email your application details and we'll confirm the right model.

sales@agcontrolli.com