Basic CO2 gas sensor

Short Description:

Model: F12-S8100/8201
Key words:
CO2 detection
Analog output
Wall mounting
Basic carbon dioxide (CO2) transmitter with NDIR CO2 sensor inside, which has Self-Calibration with a high accuracy and 15 years lifetime. It’s designed for easy wall-mounting with one linear analog output and a Modbus RS485 interface.
It is your most cost-effective CO2 transmitter.

Brief Introduction

Product Tags


Real-time detecting CO2 level.
NDIR infrared CO2 module inside
CO2 sensor has Self-Calibration Algorithm and more than 10 years lifetime
Providing one analog output
Only 0~10VDC output or 0~10VDC/4~20mA selectable
Design for basic application in HVAC, ventilation systems applications
Modbus RS485 communication interface optional


Gas detected Carbon Dioxide (CO2)
Sensing element Non-Dispersive Infrared Detector (NDIR)
Accuracy@25℃(77℉) ±70ppm + 3% reading
Stability <2% of FS over life of sensor (10 yr typical)
Calibration Self Calibration inside
Response time <2 minutes for 90% step change
Warm up time 10 minutes (first time)/30 seconds (operation)
CO2 measuring range 0~2,000ppm
Sensor life >10 years
Power supply 24VAC/24VDC
Consumption 3.6 W max. ; 2.4 W avg.
Analog outputs 1X0~10VDC linear output/or 1X0~10VDC /4~20mA selectable by jumpers
Modbus interface Modbus RS485 interface 9600/14400/19200(default)/28800 or 38400bps
Operation conditions 0~50℃(32~122℉); 0~95%RH, non condensing
Storage conditions 0~50℃(32~122℉)
Net weight 160g


Dimensions 100mm×80mm×28mm
Installation standard 65mm×65mm or 2”×4”wire box
Approval CE-Approval

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