Product Details

Delivery Time:3-5 days
Certification:CE,FCC,MSDS

Specifications

CO2 Sensor	Non-Dispersive Infrared Detector (NDIR)
Measurement Range	0～2,000ppm (default) 0～5,000ppm (preset)
Accuracy	±60ppm + 3% of reading @22℃(72℉)
Stability	<2% of full scale over the life of the sensor
Calibration	Self-calibration system
Response Time	<5 minutes for 90% step change at low duct speed
Non-linearity	<1% of full scale @22℃(72℉)
Duct Air Velocity	0~450m/min
Pressure Dependence	0.135% of reading per mm Hg
Warm up time	2 hours (first time) 2 minutes (operation)
Split CO2 sensor	2 meter cable connection between the senor and the controller
Temperature & Humidity Detection&Display (optional)	Temperature	Relative Humidity
Sensing element:	Band-gap-senor	Capacitive humidity sensor
Measuring range	-20℃~60℃	0 -100%RH
Accuracy	±0.5℃ (20~40℃)	±4.5%RH (25℃, 15%-85%RH)
Display resolution	0.1℃	0.1%RH
Stability	±0.1℃per year	±1%RH per year
General Data
Power supply	24VAC/24VDC or 100VAC~240VAC
Consumption	1.8 W max. ; 1.0 W avg.
LCD display	Display CO2 measurement or CO2 + temperature& humidity measurements
Dry contact output (optional)	1xdry contact output for CO2 Max. 5A (100~240VAC/30VDC)rated switch contact
Plug& play type	Just for 100VAC~240VAC power supply with European or American power plug and power connector to the CO2 generator
Modbus RS485 Interface (optional)	19200bps, 15KV antistatic protection.
Wireless module (optional)	ZigBee 2.4G short distance wireless communication
Operation conditions	0℃~50℃(32~122℉); 0~99%RH, non condensing
Storage conditions	0~60℃(32~140℉)/ 0~80%RH
IP class	IP30
Standard Approval	CE-Approval

Features

Special used to real-time detect CO2 level in air ducts.NDIR infrared CO2 sensor inside with Self-Calibration and up to 15 years lifetimeHigh accuracy humidity and temperature detection &display optionalWith LCD or without LCD selectableProviding one dry contact output with presetting the setpointModbus RS485 communication interface optionalWireless of ZigBee protocol optionalSmart structure with easier wire connection through the external pipeProvide four types: wall mounted, duct mounted, split and plug & playFor plug & play type, special design a photosensor inside to detect day/night and change the working mode of the CO2 generatorFor duct probe type, special the 180° rotatable fastness position of the probe can be used in two directions of air flow.Replaceable filter in the probe and extendable probe lengthDesign the convenient and easier buttons for operation

Typical Applications

In office and residence areas to detect CO2 levelVentilation controlIn BAS to detect the CO2 and the data transmittanceFor greenhouse and plant binFor CO2 laboratory

Demensions & Mounting

Models Guide
TKG- CO2- A 0 C D Y –TH-PPX

A:the sensor installation type
     1: wall mounted with the external adown probe sensor
     2: probe duct mounted
     3: split sensor with 2 meters cable connection
     4: probe duct type with extended probe (209mm)

C:relay dry contact output
     0: no dry contact output
     1: 1xdry contact output

D:Modbus interface
     0: no communication
     1: Modbus RS485 interface
     2: with ZigBee wireless module (will be provided in