Tongdy Sensing Technology Corporation www.tongdy.com Carbon Dioxide Detector —A powerful monitor and controller Model#: TSP-CO2 Series ■ A new carbon dioxide detector with powerful functions ■ Perfect CO2 transmitter/controller ■ Temperature and RH detection is optional ■ NDIR infrared CO2 sensor with patented self calibration ■ One or two 0~10VDC/4~20mA linear outputs for CO2 or CO2/Temp. ■ PID control output selectable for CO2 measurement ■ LED light selectable between 3-color mode and working mode ■ RS485 communication interface with Modbus or BACnet optional ■ Optional OLED screen displays measurements ■ One relay output optional for a ventilator or a CO2 generator ■ Buzzer alarm provided for the models with relay ■ EMC approval ■ Features ♦ Design for real time measuring ambiance carbon dioxide and temperature and relative humidity ♦ NDIR infrared CO2 sensor inside with special Self Calibration. It makes CO2 measurement more accurate and more reliable. ♦ Up to 10 years lifetime of CO2 sensor ♦ Provide one or two 0~10VDC/4~20mA linear output for CO2 or CO2/temp. ♦ PID control output can be selected for CO2 measurement ♦ One passive relay output is optional. It can control a fan or a CO2 generator. The control mode is easily selected. ♦ The 3-color LED indicates three CO2 level ranges ♦ Optional OLED screen displays CO2/Temp/RH measurements ♦ Buzzer alarm provided for the models with relay ♦ RS485 communication interface with Modbus or BACnet protocol ♦ 24VAC/VDC power supply Add: Building #8, Courtyard #9, Dijin Road, Haidian District, Beijing, 100095, China Tel: (86 10) 59738930/31/32 Fax: (86 10) 59738935 E-Mail:

Tongdy Sensing Technology Corporation www.tongdy.com Add: Building #8, Courtyard #9, Dijin Road, Haidian District, Beijing, 100095, China Tel: (86 10) 59738930/31/32 Fax: (86 10) 59738935 E-Mail: [email protected]

Tongdy Sensing Technology Corporation www.tongdy.com A: OLED display with buttons D- with OLED and buttons (for Y=1) B- no OLED and buttons 2- 2x analog output (for CO2 & Temp.) 1- 1x relay output Z: communication interface 0- no communication interface 1- Modbus RS485 interface 2- BACnet protocol T/TH: temperature and RH option T- temperature detection TH- temperature & RH detection No T/TH suffix indicates no temperature or/and RH detection P: type of analog output V- 0~10VDC output (default) A- 4~20mA output P- PID output Add: Building #8, Courtyard #9, Dijin Road, Haidian District, Beijing,...

Tongdy Sensing Technology Corporation www.tongdy.com Add: Building #8, Courtyard #9, Dijin Road, Haidian District, Beijing, 100095, China Tel: (86 10) 59738930/31/32 Fax: (86 10) 59738935 E-Mail: [email protected]