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Carbon Dioxide Detector/ IAQ Monitor With Analogs Linear Output And Modbus 

Place of Origin: Guangdong, China (Mainland) 
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Product Detail

Model No.: AIA-1

Specifications <table border="1" cellpaddin

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.

 

Display and Alarm

LCD Display

White backlit LCD display: CO2+VOC+Temperature&Humidity measurement

Conditions of Using and Installation

Operation conditions

-20~60(-4~140); 0~95%RH, non condensing

Storage conditions

0~50(32~122)/ 20~60%RH

Weight

240g

Dimensions

130mm(L)×85mm(W)×36.5mm(H)

Installation

Wall mount (65mm×65mm or 85mmX85mm or 2”×4” wire box)

Housing IP class

PC/ABS, protection class: IP30

Standard

CE-Approval

 
 
Features

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

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

  • More than 10 years lifetime of CO2 sensor.

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

  • Combined both humidity and temperature sensors seamlessly with digital auto compensation

  • Provide up to 2 or 3 analog outputs for CO2, air quality (VOC’s) and temperature/relative humidity (can be selected by end user via jumpers)

  • With LCD or without LCD selectable

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

  • Wall mounting type with easy installation, duct type selectable

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

  • 24VAC/VDC power supply

  • EU standard

 
Application

  • Building ventilation systems

  • Industry ventilation systems

  • Airport, train station, shopping mall, office, classroom and other public places for air quality measurement and indication

 
Dimention & Mounting
 

 

 
 
Models Guide
 
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
     3- 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
     0-no analog output
U:  default analog output type
     A- 4~20mA
     V- 0~10VDC (default)
     V05- 0~5VDC
 
02/05: CO2 range
     02- 0~2000ppm
     05- 0~5000ppm

 

Tab: temperature scaling

     T05- 0~50 (default)

     T06- 0~60

     T26- -20~60

 

Accessory (selectable at placing the order)

      921: back plate for wall mounting
      921+922: desktop bracket
 
 
Wiring Diagram
 

 
 
 

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 Mr. Tian Qing

Tel: 86-10-59738930
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Company Info

Tongdy Control Technology Co., Ltd [China (Mainland)]


Business Type:Manufacturer
City: Beijing
Province/State: Beijing
Country/Region: China (Mainland)

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