CNSensors

Ozone O3. MQ135. Air Quality Control (NH3,Benzene,Alcohol,smoke) Semiconductor sensor for Toxic gas. MQ136. Sulfureted Hydrogen (H2S) MQ137. Ammonia (NH3) MQ138.

27/2/2018· The MQ135 Gas sensors are used in air quality control equipments and are suitable for detecting or measuring of NH3, NOx, Alcohol, Benzene, Smoke, CO2. The MQ135 sensor module comes with a Digital Pin which makes this sensor to operate even without a microcontroller and that comes in handy when you are only trying to detect one particular gas.

MQ2 gas sensor has high sensitivity to propane and smoke, also can detect the natural gas and other flammable steam well. It is with low cost and suitable for different applications of detecting kinds of flammable gases. It is widely used in domestic gas leakage alarm, industrial flammable gas alarm and portable gas detector.

As a global leader in sensor technology, Infineon has developed a CO 2 sensor chip that provides accurate, realtime CO 2 measurement thanks to superior MEMS technology. The MEMSbased CO 2 sensor uses Infineon’s MEMS microphone which acts as a pressure sensor and is optimized for low frequency operation. The XENSIV™ PAS CO2 sensor module integrates a PAS transducer, a …

The MQ2 smoke sensor is sensitive to smoke and to the following flammable gases: LPG. Butane. Propane. Methane. Alcohol. Hydrogen. The resistance of the sensor is different depending on the type of the gas. The smoke sensor has a builtin potentiometer that allows you to adjust the sensor sensitivity according to how accurate you want to ...

Soldering flux: Rosin soldering flux contains least chlorine Speed: 12 Meter/ Minute Warmup temperature：100±20℃ Welding temperature：250±10℃ 1 time pass wave crest welding machine If disobey the above using terms, sensors sensitivity will be reduced.

5/7/2020· The MQ135 gas sensor module has four pins (standard male headers) as shown above. The air quality information is readable via the AO pin. Since AO is a varying voltage, this pin should be connected to one analog input of a DO pin is an opencollector digital output (but with a pullup resistor onboard) that becomes low when the detection level exceeds a predefined level.

The Grove Gas Sensor (MQ2) module is useful for gas leakage detection (home and industry). It is suitable for detecting H2, LPG, CH4, CO, Alcohol, Smoke or Propane. Due to its high sensitivity and fast response time, measurement can be taken as soon as possible. The sensitivity of the sensor can be adjusted by potentiometer.

16/2/2018· Features of the MQ sensors. Most sensors of the MQ series operate with working voltages that are typically at 5V, and have a lower absorption of 1 watt (5V here means less than 200 milliampere); such an absorption is mainly due to the heating element drawing power. As for some MQ sensors, the heater is powered at 2V: a low and atypical voltage ...

29/3/2016· In this short tutorial I''m demonstrating how to calibrate an MQ2 gas sensor and get your readings in ppm units. I''m assuming you don''t want to spend hundred...

High accuracy with ±（30ppm+3% of reading) CO2 sensor CM1106HNS can be used to detect CO2 concentration of indoor air by adopting advanced nondispersive infrared technology (NDIR). With autocalibration, no need of maintaince. It is widely used in ventilation system, air conditioner, air purifier, IAQ monitor, agriculture, plant cultivation and coldchain, etc.

Give your next Arduino project a nose for gasses with the MQ2 Gas Sensor Module. This is a robust Gas sensor suitable for sensing LPG, Smoke, Alcohol, Propane, Hydrogen, Methane and Carbon Monoxide concentrations in the you are planning on creating an indoor air quality monitoring system; breath checker or early fire detection system, MQ2 Gas Sensor Module is a great choice.

4/1/2018· MQ2 Equivalent Sensors. MQ6, AQ2, MQ306A, AQ3. Note: Complete technical information can be found in the MQ2 Datasheet linked at the bottom of this page. Selecting between Sensor type and module type. When it comes to measuring or detecting a particular Gas, the MQ series Gas sensors are the most commonly used ones. These sensors can either be purchased as a …

CM1109. Cubic patented twoengine CO2 sensor CM1109 is used to detect CO2 concentration of indoor air by adopting infrared (NDIR) technology. With higher accuracy and better stability, it is widely used for ventilation system, air purifier, air conditioner, intelligent agriculture, storage and coldchain, etc.

19/11/2020· Le MQ2 est un capteur qui permet de détecteur du gaz ou de fumée à des concentrations de 300 ppm à 10000 ppm. Après calibration, le MQ2 peut détecter différents gaz comme le GPL (LPG), l’ibutane, le propane, le méthane, l’alcool, l’hydrogène ainsi que les fumées.

Structure and configuration of MQ7 gas sensor is shown as Fig. 1 (Configuration A or B), sensor composed by micro AL 2 O 3 ceramic tube, Tin Dioxide (SnO 2 ) sensitive layer, measuring electrode and heater are fixed into a crust made by plastic and stainless steel net.

In this tutorial, we will learn how to detect Smoke and inflammable gases using an MQ2 sensor. Smoke Detection using MQ2 Gas Sensor. by Aritro Mukherjee. 477,310 views; 93 comments; 277 respects; This project will show you how to use an MQ2 gas sensor. How to Use a …

6/5/2016· The MQ2 smoke sensor is sensitive to smoke and to the following flammable gases: LPG. Butane. Propane. Methane. Alcohol. Hydrogen. The resistance of the sensor is different depending on the type of the gas. The smoke sensor has a builtin potentiometer that allows you to adjust the sensor sensitivity according to how accurate you want to ...