A-CO2 Ambient CO2 Sensor

Product Description

This CO2 sensor features the SENSIRION SCD41 photoacoustic NDIR principle for high accuracy in a compact, cost-effective design. Delivers high accuracy, excellent long-term stability, built-in temperature/humidity compensation, surge/TVS/ESD/reverse polarity protection. Perfect for smart agriculture, greenhouses, air conditioning, and scientific research.

Technical Parameters

Parameter	Range	Accuracy (at 25°C, 50% RH, 1013 mbar)	Resolution
CO₂	0 – 5000 ppm	400–1000 ppm: ±(50 ppm + 2.5% reading) <br>1001–2000 ppm: ±(50 ppm + 3% reading) <br>2001–5000 ppm: ±(40 ppm + 5% reading)	1 ppm
Temperature	-10 – 60 °C	15–35 °C: ±0.8 °C <br>-10–60 °C: ±1.5 °C	0.1 °C
Relative Humidity	0 – 100% RH	15–35 °C, 20–65% RH: ±6% RH <br>-10–60 °C, 0–100% RH: ±9% RH	0.10%
Operating Environment	-10 – 60 °C, 0–95% RH (non-condensing)
Power Supply	9 – 28 V DC
Power Consumption	50 mA @ 12 V DC
Output	RS485 Modbus-RTU
IP Rating	IP50
Installation	Wall mounting / Hanging
Cable Length	2 meters (customizable)

Related Products

A-VOC Ambient VOC Sensor

Integrated with ENS161 multi-gas sensor; TVOC,CO2 and multiple AQI(Air Quality Index)

Industrial Online N-PH(1) Nutrient PH Sensor

Industrial Online pH Sensor with patented ultra-slow leaking reference (>20 months stable outflow at ≥100 kPa) delivers twice the lifespan of ordinary electrodes

A-THP Ambient Temp. Humi. VPD Sensor

Also including dew, frost point, vapor pressure, vapor concentration, etc measurement;Cleanable 10um Copper sintering filter cap

Industrial Online N-EC(1) Nutrient Conductivity EC Sensor

Industrial-grade online EC sensor with ±1.5% FS accuracy;automatic Pt1000 temperature compensation; IP68 fully sealed, 3/4″ NPT immersion mounting