Security Projects
Description
Features
Design for real-time detection air carbon monoxide.
? High accuracy humidity and temperature detection optional
? LCD display carbon monoxide and optional temperature & RH measurement.
? Smart buttons for easy operation
? Excellent electrochemical CO sensor with more than 5 years lift time
? Replaceable CO sensor
? Provide 1X analog linear output (0~10VDC/4~20mA selectable)
for the measurement
? Providing up to two dry contact outputs with presetting the setpoint
? Modbus RS485 communication interface optional
? Provide two easy methods for calibration and setup alarm points by end users: infrared remote controller or a software via RS485
? 24VAC/VDC power supply
? CE-Approval
Typical Applications
? In office and residence areas to detect CO level
? In undergroung parking lots and garages
? In BAS to detect the CO and the data transmittance
? For greenhouse and plant bin
? For ventilation control system
Specifications
Sensors
Gas Sensor Electrochemical carbon monoxide sensor
Sensor lifetime Normally more than 3 years, replaceable
Warm up time 1hour (first time)
Response Time Within 60 seconds
Signal Update 1s
CO Measuring Range 0~500ppm(default)/0~100ppm/0~1000ppm selectable
Accuracy <1ppm+5%reading
Stability ±5% (over 900 days)
Temperature & Humidity Sensor (optional) Temperature Relative Humidity
Sensing element: Band-gap-senor Capacitive humidity sensor
Measuring range -20℃~60℃ 0 -100%RH
Accuracy ±0.5℃ (20~40℃) ±4.0%RH (25℃, 15%-85%RH)
Display resolution 0.1℃ 0.1%RH
Stability ±0.1℃per year ±1%RH per year
Outputs
LCD Display (optional) Display CO measurement
or CO+ temperature& humidity measurements
Analog Output 1X0～10VDC or 4~20mA linear output
Analog Output Resolution 16Bit
Relay dry contact Output Up to two dry-contact outputs
Max, switching current 3A (230VAC/30VDC), resistance Load
Modbus Interface Modbus RS-485 with 19200bps(default), other rates selectable
in the
Read More
Tongdy
CO2 sensor
Address: 3-3-5/F IN-DO MANSION, No.48-jia Zhichun Road, Haidian District,
Beijing, Beijing
China, 100098
Tel: 86-15101027950
Fax: 86-10-58731275
