1% CO2 Gas Detection Wall Mount Level Controller & Transmitter Without Display

IAQ-CO2GD-WM-02 This Level Controller and Transmitter it will provide all the tools that you need for controlling a process monitoring and controlling indoor CO2 (carbon dioxide) concentrations regulated by OSHA and LEED, suitable for Safety Industrial Environment with the 3 relays and 4-20 mA programmable outputs and low maintenance. NDIR technology perfect for process and HVAC applications. DATASHEET - MANUAL - SOFTWARE Features Max Up  to 10000ppm for CO2 Wall Mount InstallationUSB interface and RS485 communication（Modbus protocol）3 ways Relay outputAnalog output 4~20mA(   Optional: 0-10V,0-5V,Please remark)Correspond time: CO2 :,(T90) <60s;Temperature and humidity: 1/e(63%)change  ,Slow flow   rates <10sInput power 24V AC/DC Dual window NDIR sensorAnalog output 4~20mARS485 communicationMax up to 10000ppm for CO2   Range Resolution Accuracy Relay Analog output CO2 300~10000ppm 1ppm 5%+100 ● ● Temperature -30~70℃ 0.1℃ 1℃ ● ● Humidity 0~99.9% 0.1 3% ● ●