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Low Cost HVAC Carbon Dioxide Sensor NDIR CO2 Sensor MisIR

Low Cost HVAC Carbon Dioxide Sensor NDIR CO2 Sensor MisIR

Brand Name : GSS
Model Number : MISIR
Place of Origin : UK
MOQ : 1
Price : 0.1USD/PC
Payment Terms : TT,paypal
Supply Ability : have stock on hand
Delivery Time : 7 working days
Packaging Details : original packing
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MisIR Carbon Dioxide Sensor NDIR CO2 Sensor Summary
NDIR CO2 Sensor MisIR is a low power (20mW), high performance CO2 sensor. Based on GSS patented solid state IR sensor technology and innovative optical designs, MISIR is configured to meet the requirements of the HVAC and Demand Led Ventilation markets.

MisIR Carbon Dioxide Sensor NDIR CO2 Sensor Characteristic

• Low Power 20mW
• Measurement ranges from 0 to 1%
• Low noise measurement (<10ppm)
• 3.3V to 5V supply.
• Digital (UART)and Voltage Output Options
• Automatic calibration


MisIR Carbon Dioxide Sensor NDIR CO2 Sensor Specification

General Performance
Warm-up Time< 20 seconds
Operating Conditions

0°C to 50°C

0 to 95% RH, non-condensing

Recommended Storage-30°C to +70°C
CO2 Measurement
Sensing Method

Non-dispersive infrared (NDIR) absorption

Patented Gold-plated optics, GSS Solid-state source and detector

Sample MethodDiffusion
Measurement Range0-2000ppm, 0-5000ppm, 0-1%
Accuracy±50 ppm +/- 3% of reading
Non Linearity< 1% of FS
CalibrationAutomatic Calibration
Pressure Dependence0.13% of reading per mm Hg in normal atmospheric conditions
Operating Pressure Range950 mbar to 1100 bar
Response Time2 minutes
Electrical/ Mechanical
Power Input

3.25 to 5.25V. (3.3V recommended).

Peak Current 150mA3.

Average Current 6mA3.

Power Consumption20 mW

Low Cost HVAC Carbon Dioxide Sensor NDIR CO2 Sensor MisIRDimensions and Wiring Connections


The total height is 15mm at the highest point.


PinDescriptionComment
PWRVsupply3V3 to 5.25V
GND0VOnly one GND pin should be connected.
RxSensor receive line (UART)5V Tolerant
TxSensor transmit line (UART)Voh = Vsupply
VoutVoltage Output
Vout proportional to CO2 concentration. Full scale = Vsupply


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