propane gas sensor_M1011

propane gas sensor_M1011

propane gas sensor_M1011

Product catalog summary
Introduction
The M1011 propane gas sensor module is a compact device utilizing MEMS technology to detect propane (C3H8) in the air. It is designed to resist interference from common organic gases like alcohol.

Main Features
The module boasts high sensitivity and resolution, low power consumption, and a long service life. It offers multiple output methods including UART, analog voltage signal, and PWM waveform. It is noted for its high stability, excellent anti-interference capability (up to 2000ppm ethanol), temperature compensation, and linear output.

Applications
This sensor is suitable for use in smart kitchen appliances, gas detection systems, fire safety equipment, and portable detectors.

Technical Parameters
  • Sensor Model: M1011
  • Detected Gas: Propane (C3H8)
  • Interference Gas: CO, etc.
  • Detection Range: 0 ~ 5000 ppm
  • Maximum Allowable Concentration: 10000 ppm
  • Resolution: 300 ppm
  • Output Data: UART output (3 V level)
  • Working Voltage: 3.3 V
  • Working Current: ≤ 30 mA
  • Alarm Point Setting Range: 1500-5000 ppm
  • Preheating Time: 5 min
  • Response Time: ≤30 s
  • Recovery Time: ≤60 s
  • Operating Temperature: -10-55 ℃
  • Operating Humidity: 15%-90% RH
  • Storage Temperature: -10-55 ℃
  • Dimension: 20×25×9mm
  • Expected Lifetime: ≥ 5 Years

Size and Pin Definition
The module includes several pins for various functions, including PWM, UART, LED indicators, and power supply. Specific pins are designated for alarm signals and fault indicators.

UART Communication Settings
The module uses a UART communication interface with the following settings: Baud rate of 9600, 8 data bits, 1 stop bit, no check bit, and no flow control. Data is actively uploaded every 3 seconds, with a format that includes temperature voltage values, gas class, gas concentration, and an alarm flag (1 for alarm, 0 for no alarm).
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Catalog excerpts

propane gas sensor_M1011-1

MEMS Propane Sensor Module Introduction M1011 propane gas sensor module is a miniature gas sensor module based on MEMS propane gas sensor, which can be used to identify and detect the composition and content of C3H8 gas in the air at the same time. And can resist the interference of common organic gases such as alcohol. Main Feature High sensitivity, high resolution, low power consumption, long service life, provide multiple output methods such as UART, analog voltage signal, PWM waveform, high stability, excellent anti-interference ability (anti-2000ppm ethanol interference), temperature compensation, excellent Linear output. Application Suitable for smart kitchen appliances, gas detection, fire safety, portable detectors etc... Technical Parameter

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propane gas sensor_M1011-3

Note: The propane alarm status pin 1 outputs a 2KHZ waveform, pin 6 directly outputs a high level, pin 5 switches at a high and low frequency of 1HZ, and pin 8 switches at a high and low frequency of 1HZ during preheating. Normal operation is high-level normal after thermal end, pin 7 is fault Alarm signal lamp, if there is a fault, pin 7 outputs high level. Other unused pins can be added according to the actual needs of the user. If output signals such as buzzers, relays, solenoid valves are required, they can be directly noted when placing an order. UART communication setting parameters 1....

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