Temperature Humidity CO2 Sensor NDIR AIA-1 manufacturer from China Tongdy Control Technology Co., Ltd

Place of Origin:

Guangdong, China (Mainland)


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Product Detail

Model No.: AIA-1

Specifications

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Specifications

Monitoring parameters	CO₂	Air Quality (VOC’s)	Temperature	Relative humidity
Sensing element	Non-Dispersive Infrared Detector (NDIR)	Semiconductor mix gases sensor	Digital combined temperature and humidity sensor
Measuring range	0~2000ppm(default) 0~5000ppm (selectable in the order)	1~30ppm	0~50(default) -20~60 selectable	0~100%RH
Display Resolution	1ppm	5ppm	0.1	0.1%RH
Accuracy@25(77)	±30ppm + 3% of reading	±10%	±0.5	±3%RH
Life time	15 years (normal)	57 years	10 years
Calibration cycle	ABC Logic Self Calibration	——	——	——
Response Time	<2 minutes for 90% change	<1 minute (for 10ppm hydrogen, 30ppm ethanol) <5 minute (for a cigarette) in 20m² room	<10 seconds to reach 63%
Warm up time	72 hours (first time) 1 hour (operation)
Electrical Characteristics
Power supply	24VAC/VDC
Consumption	3.5 W max. ; 2.5 W avg.
Outputs	Up to three analog outputs 0~10VDC (default) or 4~20mA (selectable by jumpers) 0~ 5VDC (selected in placing order, cannot be changed)
Modbus interface	RS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address.

Features

1. Designed for real time measuring ambiance carbon dioxide level, air quality (VOC’s), temperature and relative humidity.

2. NDIR infrared CO₂ sensor inside with special Self Calibration. It makes CO2 measurement more accurate and reliable.

3. More than 10 years lifetime of CO₂ sensor.

4. Mix gases sensor with high sensitivity for VOC and cigarette.

5. High accuracy temperature and relative humidity measurement optional

6. Combined both humidity and temperature sensors seamlessly with digital auto compensation

7. Provide up to 2 or 3 analog outputs for CO2, air quality (VOC’s) and temperature or relative humidity.

8. With LCD or without LCD selectable

9. LCD display CO2, temperature and humidity measurements as well as air quality (VOC’s) level.

10. Wall mounting type with easy installation.

11. Modbus RS485 interface with outputs for CO2 temperature, humidity and air quality (VOC’s)

Application

1. Building ventilation systems

2. Industry ventilation systemsAirport, train station, shopping mall, office, classroom and other public places for air quality measurement and indication

Models Selection

G01-IAQ-B X Y C –Z 0 1 – U 02/05 – Tab

X: LCD or no LCD

1- basis type without LCD

3- standard type with LCD (LCD displays real-time measurement of CO2+air quality+Temp.+RH)

Y: Power socket

0- without a power socket

1- with a power socket to connect a power adaptor

C: 24VAC/VDC power supply

Z: analog output

3-3Xanalog outputs for CO2+air quality +Temp.(default)/RH (selectable by jumpers)

2-2xanalog outputs for CO2+air quality