Home > Electronic & Electrical > Agriculture/Garden Machinery > Duct Infrared Co2 Transmitter / Co2 Ndir Sensor With Lcd Display

Tongdy Control Technology Co., Ltd

[Province: Beijing ]

Share |

Duct Infrared Co2 Transmitter / Co2 Ndir Sensor With Lcd Display

Trade on HiSupplier, Worry Free Guarantee

•Trading safety, secure your money, lower the risk, protect both buyers and suppliers

•HiSupplier is a Chinese multinational company in U.S, it helps to coordination and order landing.

More ›

Specification

CO₂ Sensor	Non-Dispersive Infrared Detector (NDIR)
Measurement Range	02,000ppm/ 0~5,000ppm /0~50,000ppm (selectable in the order)
Accuracy	±40ppm + 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
Temperature Dependence	0.2% of full scale per ºC
Warm up time	24 hours (first time) 10 minutes (operation)

Temperature & Humidity Sensor	Temperature	Relative Humidity
Sensing element:	Band-gap-senor	Capacitive humidity sensor
Measuring range	0~50	0 -100%RH
Accuracy	±0.4 (0~50)	±3%RH (20%-80%RH)
Display resolution	0.1	0.1%RH
Stability	±0.1per year	±1%RH per year

General Data
Power supply	24VAC/24VDC
Consumption	1.8 W max. ; 1.0 W avg.
LCD display	White backlit LCD display CO₂measurement or CO₂ + temperature& humidity measurements
Analog output	1x0~10VDC or 4~20mA output for CO₂ 3x 0~10VDC or 4~20mA outputs for CO₂+ Temperature +RH The voltage output or current output can be selectable by jumpers
Modbus RS485 Interface	19200bps, 15KV antistatic protection.
Operation conditions	0~50(32~122); 0~100%RH
Storage conditions	0~50(32~122)/ 5~95%RH
Net weight	320g
IP class	IP50 for models without LCD; IP40 for models with LCD
Standard Approval	CE-Approval

Features

Special used to real-time detect CO₂ concentration in air ducts.
NDIR infrared CO₂ sensor inside with Self-Calibration and up to 15 years lifetime
Humidity and temperature detection optional
Digital combined temperature and humidity sensor provide the highest accuracy in full range
White backlit LCD display option can display CO₂ measurement as well as temperature and RH measurements
Providing one or three 0~10VDC or 4~20mA analog outputs
Modbus RS485 communication interface optional
Smart structure and attractive housing provides you a unique operation feeling
Simple and skillful design and installation with a demountable and replaceable filter to provides dust-proof protection
Special a 180° rotatable fastness position for the probe can change the direction of air detection.
Provides a split type with an external sensor probe for some special applications
All housing and probe are IP54 class
CE approval