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location：Home>News>Sensor encyclopedia>types of gas sensors

types of gas sensors

time：2024-12-26 11:11:34 source：Weather Station viewed：323 time

1.Technical parameters of types of gas sensors

There are many types of gas sensors, electrochemical, catalytic, infrared and photoionization, etc. Common types: catalytic diffusion sensors and electrochemical sensors.

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