









MEMS H2S Sensor GM-602B
Summary:
Winsen Electronics produces MEMS H2S gas sensor for Portable and fixed type hydrogen sulfide monitor, and H2S detector.
Feature:
* MEMS technology, Strong construction
* High sensitivity to H2S gases
* Small sizes and low power consumption
* Fast response and resume
* Simple drive circuit, Long lifespan
APPLICATION
Smart refrigerators are constantly innovating in the cross-border integration of different technologies. The addition of food freshness, human body induction, CO2 modules, allowing temperature control, ingredients management, automatic sterilization, intelligent alarm and other functions to continuously refresh the market for reconstructing future life style.
Formaldehyde detector is an instrument for detecting formaldehyde. Generally, semiconductor sensors and electrochemical sensors are used to realize the rapid semi-quantification of formaldehyde in indoor air on the spot, which is characterized by simple structure, small size, intuitive,easy to carry and use.
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PARAMETER
Technical Data Sheet
Part No. | GM-602B | ||
Sensor Type | MEMS | ||
Standard Encapsulation | Ceramic | ||
Detection Gas | H2S & Benzene etc. | ||
Detection Range | 0.5~50ppm (H2S) | ||
Standard Circuit Conditions | Loop Voltage | VC | ≤24V DC |
Heater Voltage | VH | 1.9V±0.1V AC or DC | |
Load Resistance | RL | Adjustable | |
Sensor character under standard test conditions | Heater Resistance | RH | 80Ω±20Ω(room temperature) |
Heater consumption | PH | ≤40mW | |
sensitive materials resistance | RS | 1KΩ~30KΩ(in 50ppm H2S ) | |
Sensitivity | S | R0(in air)/Rs(in 50ppm H2S)≥3 | |
Concentration Slope | α | ≤0.6(R200ppm/R50ppm H2S ) | |
Standard test conditions | Temp. Humidity | 20℃±2℃;55%±5%RH | |
Standard test circuit | VH:1.9V±0.1V;VC :5.0V±0.1V |

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RELATED PRODUCTS
As a pioneer in gas sensor based solutions with the advanced processes, technologies and products, Winsen offers a wide range of gas sensors:
RELATED PRODUCTS
As a pioneer in gas sensor based solutions with the advanced processes, technologies and products, Winsen offers a wide range of gas sensors:
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How to choose the right sensor for your project?
We have 17 sensor series, 200+ categories, and 300+ detection objects for gas detection. Such as CO, CO2, VOC, PM2.5, CH4, LPG and so on. In particular, we also have MEMS sensors. According to your industry application, gas principle, power consumption, accuracy, and range requirements, and we can select a specific model for you. You can also use the product filter below to choose a suitable product, or choose online serivce.
Here you can learn about the selection guide, common technical problems, packaging, transportation, MOQ, delivery time, etc.
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