Amphenol SGX Sensortech Sensortech MP-7227 Methane Gas Sensor Module - RS232 Interface, Audible Alarm
SKU: SENS-0878
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Amphenol SGX Sensortech Sensortech MP-7227 Methane Gas Sensor Module - RS232 Interface, Audible Alarm

₹3,602.00 (Inclusive of all taxes)
Out of Stock

The Amphenol SGX Sensortech Sensortech MP-7227 is a low-power MEMS pellistor-based gas sensor module designed for detecting methane (natural gas) concentrations up to 5% v/v. It features integrated visual and audible alarms, RS232 serial communication for data logging, and is optimized for battery-powered operation with standard AA cells.

Features

  • MEMS Pellistor Sensor (MP-7227) for low-power methane detection.
  • Detection range up to 5% v/v CH4 (below 100% LEL).
  • Integrated visual (LED) and audible (buzzer) alarm system.
  • RS232 serial interface for state monitoring and concentration data.
  • Battery-operated design suitable for portable or remote monitoring.

Out of stock

Description

This module utilizes a catalytic bead (pellistor) sensing principle, where the MP-7227 MEMS sensor detects methane gas through a temperature change caused by catalytic combustion on its surface. The module is engineered for reliable, low-power operation, making it ideal for extended battery life in field-deployable detectors.

It provides a linear analog sensitivity greater than 10 mV per percent of methane concentration, with a fast response time under 30 seconds. The module includes self-test functionality and is designed specifically for methane/natural gas, and is not suitable for detecting propane or butane. The integrated RS232 interface allows for direct connection to data loggers, PLCs, or PC-based monitoring systems.

Key Features

  • MP-7227 MEMS Pellistor Sensor for precise methane detection.
  • Low-power consumption enables operation on standard AA batteries.
  • Integrated test button and dual alarm system (LED & buzzer) for immediate hazard notification.
  • Stable output with minimal zero drift (<0.1% v/v) for reliable long-term monitoring.
  • RS232 serial communication protocol for remote data acquisition and system integration.
  • Compact and durable housing designed for environmental monitoring applications.

Applications

  • Portable natural gas leak detectors for utility and safety personnel.
  • Residential and commercial methane monitoring in kitchens, boiler rooms, and garages.
  • Remote environmental monitoring stations for landfill gas emissions.
  • Industrial safety systems for methane detection in mining or biogas processing plants.

Technical Specifications

Manufacturer Part NumberMP-7227
Detection GasMethane (Natural Gas)
Maximum Concentration5% v/v CH4
Sensitivity>10 mV/% CH4
Response Time<30 seconds
Zero Drift<0.1% v/v
Output InterfaceRS232 Serial
Alarm IndicatorsVisual (LED), Audible (Buzzer)
Power SourceBattery (AA-type)
Dimensions (Shipping)7 x 5 x 34 cm
Weight (Shipping)0.02 kg

Frequently Asked Questions

What gases can this sensor detect?

This module is specifically calibrated to detect methane (CH4), which is the primary component of natural gas. It is not suitable for measuring propane, butane, or other hydrocarbon gases due to its targeted catalytic pellistor design.

How do I communicate with the sensor module?

The module features an RS232 serial interface. You can connect it directly to a PC, PLC, or data logger using a standard RS232 cable to read real-time concentration data, module status, and alarm triggers.

What is the power requirement for this module?

It is designed for low-power, battery-operated applications and typically runs on standard AA-type batteries. The exact current consumption depends on operating mode, but the MEMS pellistor sensor is optimized for extended battery life.

Does the module require calibration?

Like all catalytic bead sensors, periodic calibration is recommended to maintain accuracy, especially after exposure to high gas concentrations or poisons. The module has minimal zero drift (<0.1% v/v), but routine calibration ensures reliable performance.

Package Includes

  • 1 x Amphenol SGX Sensortech Sensortech Gas Sensor Module, Methane

Additional Information

Weight 0.02 kg
Dimensions 5 × 7 × 34 cm

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