V&A Indoor Air Quality Monitor-Wallmount VAT820-CO2 Environmental Products?0 pages
V&A®
INSTRUMENT
Indoor Air Quality Monitor-Wallmount
► VAT820-CO2 VAT820-CO2-VOC
Key Features
Operating: Touch screen
Display: Color TFT LCD , size: 50X65 mm
Measuring: Temperature,Humidity,C02 , VOC
Accuracy: Temperature: +/-0.5°C , Humidity: +/- 3%RH , CO2:
+/- (50ppm+3%)
Sensor: Humidity: Capacitive, CO2: Double windows NDIR
Correspod time: CO2: ,(T90) <60s;Temperature and humidity:
1/e(63%)change ,Slowflow rates <10s
VOC: 20m2 indoor,for lOppm ethanokl min, for flue gas<5min
Alarm: Sound and light alarm
USB interface
Power consumption: 5W maximum average 3.5W
Warm-up time: 2 minutes, and for the first time 2 hours
Housing: IP40
Size: 135*91 *36mm
• Color touch screen
• Dual window NDIR
sensor
• Digital output:RS485
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V&A
2012-12-31
AM PM 23:59
Specification:
Model | VAT820-CO2 | VAT820-CO2-VOC |
Measuring range | Temperature :-20'C--50 °C Humidity: 0-100% CO2:300-3000ppm | Temperature :-20'C--50°C Humidity :0--100% CO2:300-3000ppm VOC:0-30ppm (Analogue display) |
Accuracy | Temperature:+/- 0.5°C , Humidity:+/-3%RH , C02:+/-(50ppm+3%) | |
Alarm | Sound and light alarm | |
Digital signal output | Standard: RS485 (Optional:LAN, please remark) | |
USB interface | yes | |
Communication protocol | Mod bus | |
Input power | 24VDC/AC |
co2
VOC °c
%RH
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Meet ASHRAE 62.1 standard
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