TVOC Indoor Air Quality Monitor Model: G02-VOC

สินค้า

TVOC Indoor Air Quality Monitor Model: G02-VOC

ชื่อสินค้า : TVOC Indoor Air Quality Monitor Model: G02-VOC

รหัส : Model: G02-VOC

แบรนด์ : Tongdy

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FEATURES

Real time monitor ambiance air quality
Semiconductor mix gases sensor with 5 year life
Gas detection: cigarette smoke, VOCs such as formaldehyde and toluene, ethanol, ammonia, hydrogen sulfide, sulfur dioxide and other harmful gases
Monitor temperature and relative humidity
Three-color (green/orange/red) LCD backlit indicating air quality at optimal/moderate/poor
Preset warning point of buzzer alarm and backlight
Provide one relay output to control a ventilator
Modbus RS485 communication optional
High quality technics and elegant appearance, best choice for home and office
220VAC or 24VAC/VDC power selectable; power adaptor available; desktop and wall mounting type available
EU standard and CE-approval

TECHNICAL SPECIFICATIONS

Gas detection	Highly sensitive to many harmful gases, such as harmful gases from construction and decoration materials, VOCs (like toluene and formaldehyde); Cigarette smoke; Ammonia and H2S and other gases from household wastes; CO, SO2 from cooking and burning; Alcohol, Natural gas, detergent and other bad smells etc.
Sensing element	Semiconductor mix gas sensor of long working life and good stability
Signal update	1s
Warm up time	72 hours (first time), 1 hour (normal operation)
VOC measuring range	1～30ppm ( 1ppm= 1 part per million
Display resolution	0.1ppm
VOC setting resolution	0.1ppm
Temperature & Humidity Sensor	Temperature	Relative Humidity
Sensing element	NTC 5K	Capacitive sensor
Measuring range	0~50℃	0 -95%RH
Accuracy	±0.5℃ (25℃, 40%-60%RH)	±4%RH (25℃, 40%-60%RH)
Display resolution	0.5℃	1%RH
Stability	±0.5℃per year	±1%RH per year
Output	1xRelay output to control a ventilator or air-purifier, max current 3A resistance（220VAC）
Warning alarm	Inner buzzer alarm and also three colors backlit switch as well
Buzzer alarm	Alarm starts when VOC value above 25ppm
LCD backlit	Green—optimal air quality ► enjoy the air quality Orange—moderate air quality ► ventilation suggested Red—-poor air quality ► ventilation immediately

RS485 interface (option)	Modbus protocol with 19200bps
Operation condition	-20℃~60℃ (-4℉~140℉)/ 0~ 95% RH
Storage conditions	0℃～50℃ (32℉～122℉)/ 5~ 90% RH
Net Weight	190g
Dimensions	130mm(L)×85mm(W)×36.5mm(H)
Installation standard	Desktop or wall mount (65mm×65mm or 85mmX85mm or 2”×4” wire box)
Wiring standard	Wire section area <1.5mm²
Power supply	24VAC/VDC，230VAC
Consumption	2.8 W
Quality System	ISO 9001
Housing	PC/ABS fire-proof, IP30 protection
Certificate	CE

FEATURES

TECHNICAL SPECIFICATIONS

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