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V&A Indoor Air Quality Monitor and Controller-Ductmount VAT930-CO2 Environmental Products?0 pages
Indoor Air Quality Monitor
and Controller-Ductmount
V&A
INSTRUMENT
®
► VAT930-CO2/VAT930-CO2 -voc
Key Features
Operating :Touch keys
Display : Dot matrix LCD , size : 55X34 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:C02 :,(T90) <60s;Temperature and humidity:
1/e(63%)change ,Slowflow rates <10s
VOC :20m2 indoor, for 10ppm 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 :IP65
Size : 146*117*70mm Probe: 119*4>38mm
Specification:
• Dual window NDIR sensor
• Analog output 4~20mA
* RS485 communication
Model | VAT930-CO2 | VAT930-CO2-VOC |
Measuring range | Temperature: -20t;~50t Humidity :0--100% CO2:300-3000ppm | Temperature: -20t--50t Humidity :0--100% CO2:300-3000ppm VOC: 0-30ppm (Analogue display) |
Accuracy | Temperature:+/-0.5°C , Humidity:+/-3%RH , C02:+/-(50ppm+3%) | |
Digital signal output | Standard: RS485 (Optional:LAN , Please remark) | |
Analog output | Standard: 4-20mA( Optional:0-10V,0-5V,Please remark) | |
Input power | Standard: 24VDC/AC | |
Threshold set | Custom threshold | |
Switch | 3 relays | |
Communication protocol | Modbus | |
More information online at
www.mastech.com.cn
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