Post Offer Free
Tongdy Control Technology Co., Ltd  

Gold Index: 9977

You are here: home  > Modbus RS 485 VOC Gas Detector / VOC Sensors For Air Measuring

Modbus RS 485 VOC Gas Detector / VOC Sensors For Air Measuring 

Place of Origin: Guangdong, China (Mainland) 
inquire
Add to My Favorites
HiSupplier Escrow
Share |

Product Detail

Model No.: AIA-1

Specifications
 
<table border="1" cellpaddi

Specifications

 

Gas detected

VOCs ( toluene emitted from wood finishing and construction products);

Cigarette smoke( hydrogen, carbon monoxide);

ammonia and H2S, alcohol, natural gas and smell by people’s body.

Sensing element

Semiconductor mix gas sensor

Power supply

24VAC/VDC

Consumption

2.8 W

Response Time

<5 minutes for 90% step change

Warm up time

48 hours (first time), 1 hour (normal operation)

VOC’s measuring range

130ppm

Display resolution

0.1ppm

Temperature & Humidity Sensor

Temperature

Relative Humidity

Sensing element

NTC

Capacitive sensor

Measuring range

0~50

0 -95%RH

Accuracy

±0.5 (25, 40%-60%RH)

±4.5%RH (25, 40%-60%RH)

Display resolution

0.5

1%RH

Stability

±0.5per year

±1%RH per year

Analog output

010VDC linear output or PID control output, programmable selection

Output resolution

10Bit

Relay output

Two dry contact outputs with programmable selection to control VOC, temperature, humidity. Rated switching current 2A(220VAC/30VDC), resistance load

Modbus interface

Modbus RS-485 protocol. 19200bps(default)

15KV antistatic protection, independent base address, 31 max network nodes 

Operation temperature

050(32122)

Operation humidity

095%RH,non condensing

Storage conditions

050(32122)

Net Weight

280g    

Dimensions

120mm×90mm×24mm         

Installment standard

65mm×65mm or 2”×4” wire box

Interface connections (Max.)

10 terminals

Wiring standard

Wire section area <1.5mm2

Quality System

ISO 9001

Programming and selection

Via DIP switch and external push-buttons

Outputs (max.)

1~2 dry contact relay outputs, 1X0~10V output

 

 Features

 

1. Real time monitor ambiance air quality with a mix gas sensor

2. Japanese semiconductor gas sensor with 5~7 years long life

3. Monitor temperature and relative humidity

4. LCD display air quality as well as temperature and humidity, fan status etc. Makes reading and operating easy and accurate.

5. user-friendly setting buttons

6. Temperature and humidity compensation makes the IAQ measurement more consistent in different environments

7. Modbus RS-485 communication interface optional, 15KV antistatic protection, independent base address setting

8. Up to 1x0~10V analog output and 2xrelay dry-contact outputs

9. Two alternatives for the analog output : linearized over full range output or PID control output.

10. The relays can be selected to control IAQ , temperature or humidity (programmable setting)

11. Timer of turning-off function for the ventilator device from 0.5 to 12 hours.

12. Low power consumption

 

Application

1. Ambiance air quality detection and alert

2. Ventilation control

3. Air quality monitors

4. Odor monitors.

 

LCD & Buttons

 

 

Wiring Diagram

 

Dimention & Mounting

 

bigPhoto
 Mr. Tian Qing

Tel: 86-10-59738930
Contact to this supplier

Related Search

Find more related products in following catalogs on Hisupplier.com

Company Info

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


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

You May Like:

Product (195)