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VOC Gas Detector / VOC Gas Detector / Co2 Sensors For Ventilation 

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)

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)

0~30ppm

0~50(32~122) (default)

0~100%RH

Display Resolution

1ppm

5ppm

0.1

0.1%RH

Accuracy@25(77)

±50ppm + 3% of reading

-------

±0.4 (0~50)

±3%RH (20%-80%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

2 hours (first time)
2 minutes (operation)

 

Electrical Characteristics

Power supply

24VAC/VDC

 

Consumption

3.5 W max. ; 2.5 W avg.

 

Analog Outputs

Two or three analog outputs
0~10VDC(default) or 4~20mA (selectable by jumpers)
0~5VDC (selected at place the order)

 

Modbus RS485 interface

RS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address

 

 

Conditions of Using and Installation

Operation conditions

0~50(32~122); 0~95%RH, non condensing

Storage conditions

0~50(32~122)/ 5~95%RH

Weight

320g

Installation

Fixed on the air duct with 100mm installation hole size

IP class of the housing

PC/ABS
IP50 for models without LCD; IP40 for models with LCD

Standard

CE-Approval

 
 
Features
 

1. Designed for real time detecting carbon dioxide, air quality, temperature or relative humidity in air ducts.
2. NDIR infrared CO2 sensor inside with special Self Calibration and up to 15 years’ lifetime. It makes CO2 measurement more accurate and reliable.
3. Mix gases sensor with high sensitivity for VOCs from new furnitures, wall coverings, office equipment, cleanser etc. and other pollutants from smoking and cocking etc.
4. Combined temperature and humidity digital sensor provides a high accuracy measurement in full range.
5. Provide up to 3 analog outputs (0~10VDC or 4~20mA or 0~5VDC) for CO2, air quality (VOC) and temperature or relative humidity.
6. Modbus RS485 interface with outputs for CO2, temperature, humidity and air quality (VOC).
7. With LCD or without LCD selectable
8. LCD display real-time measurements of CO2, air quality (VOC), temperature and relative humidity.
9. Simple and smart design and installation of sensor probe with a water-proof and porous film
10. Extendable probe meets more air duct systems
11. 24VAC/VDC power supply.
12. EU standard and CE-approval.

 
 
Typical Applications
 
a. Residential houses, exhibition halls, restaurants, shopping malls, sports gymnasiums, conference rooms, etc.
b. Museums, theaters, offices, classrooms, train stataions, airports, etc.
c. Other places need to be ventilated.
 
 
Dimensions & Mounting

Models Information

TG9- X 1 8 2 LY 02/05 E Tab
 
X:  analog output
      3- 3Xanalog outputs for CO2 + Air Quality (VOC) + Temp. /RH (selectable by jumpers)
      2- 2xanalog outputs for CO2 + Air Quality (VOC)
      0- no analog output
 
1Modbus interface (with outputs for real-time measurement of CO2+ Air Quality (VOC) +Temp. +RH)
 
8:  CO2 sensor code
 
2:  Air Quality (VOC) sensor code
 
L:  LCD display
     No L indicates no LCD
 
Y:  Analog output type
     A- 4~20mA   (selectable via jumpers)
     V- 0~10VDC  (default)
     V5- 0~5VDC  (NOTE: If 0~5VDC is chosen, then options of 0~10VDC or 4~20mA will not be available)
 
02/05:  CO2 measurement range
     02- 0~2000ppm  (default)
     05- 0~5000ppm
 
E:

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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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