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location：Home>News>Sensor encyclopedia>gas sensors

gas sensors

time：2024-12-30 13:39:38 source：Weather Station viewed：410 time

gas sensors

1.Technical parameters of gas sensors

gas sensors are devices that detect the presence of various gases, detect a particular gas and measure whether that gas is present near the sensor or its amount in the air.

model	Measurement parameters	Measuring range	Accuracy	resolution	unit	working temperature	Working humidity
QT1	carbon monoxide	0-1000PPM	±2PPM	1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT1S	carbon monoxide	0-20PPM	≤±5%	0.01PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT2	sulfur dioxide	0-20PPM	±1PPM	0.1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT2S	sulfur dioxide	0-1PPM	≤±5%	0.001ppm	PPM	-20℃-+50℃	10-95%RH non-condensing
QT3	nitrogen dioxide	0-20PPM	±1PPM	0.1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT3S	nitrogen dioxide	0-1PPM	≤±5%	0.001ppm	PPM	-20℃-+50℃	10-95%RH non-condensing
QT4	ozone	0-20PPM	±1PPM	0.1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT4S	ozone	0-1PPM	≤±5%	0.001ppm	PPM	-20℃-+50℃	10-95%RH non-condensing
QT5	oxygen content	0~30%VOL	±3%FS	0.1%VOL	VOL	-20℃-+50℃	5-95%RH no condensation
QT6	Negative oxygen ions	0～100,000 pieces/cm³	±10%	10pcs/cm³	pieces/cm³	+10℃-+70℃	10-70%RH non-condensing
QT7	hydrogen sulfide	0-100PPM	±2PPM	1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT8	Methane	0-100%LEL	≤±3%	1%LEL	LEL	-20℃-+50℃	10-95%RH non-condensing
QT9	TVOC	0-100PPM	55±15 nA/ppm	1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT10	Ammonia	0-100PPM	±4PPM	1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT11	nitric oxide	0-250PPM	-2~10PPM	1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing
QT12	formaldehyde	0-10PPM	<1PPM	0.1PPM	PPM	-20℃-+50℃	10-95%RH non-condensing