Indoor carbon dioxide sensor

Model: WCGS300 series
  • Product Introduction
WCGS300 series carbon dioxide sensor, suitable for buildings, instrument equipment HVAC、 Electronic industry, process detection and control. This sensor adopts the principle of infrared technology, which works more stably and reliably. It provides multiple output methods, including RS485/analog current/voltage output, and one relay output. It can be easily installed and used on site. It is widely used in HVAC building spaces. This sensor detects the CO2 concentration in the environment to control ventilation.

  • Features

1、The power supply voltage is available in 24VDC and 24VAC options;

2、Service life of more than 5 years;

3、Simple structure and low installation cost;

4、Beautiful appearance, able to handle most occasions and environments;

5、Infrared principle, long-term zero drift less than 100ppm;

6、Multiple output options available, RS485/4~20mA/0~10V/one relay output

  • Technical Specifications

power supply voltage 24VDC/24VAC optional power ≤ 2.5W/average
working environment 0~50℃ ;  0~95%RH, Not condensing warm-up time Less than 30 seconds (operation)
Gas detection and detection components Carbon dioxide gas in the air, infrared detection principle Weight/Size 130g/124mm×70mm×43mm
measurement range

Default 0-2000 ppm, with an additional 5000 ppm to choose from

 precision ≤± (30ppm+5% reading)
signal output RS485/4~20mA/0~10V optional, one relay output Storage conditions -40~70℃(-40~158℉)
stability <5% (Level 2), optimal<3% (Level 1) reaction time Less than 150 seconds for 90% change