S-M4A Gas Sensor Module-Shanghai Sangbay Sensor Technology Co., Ltd.

Product Overview

S-M4A intelligent gas sensor module is an integrated module that unified the interface of various gas sensors and converts them into digital signal output. It also has multiple modes including digital output and analog voltage output, making it convenient to use and debug. This module can be applied to gas detectors, industrial field gas detection, mine gas detection, atmospheric environment gas detection, and research institutions and universities etc.

Application Field

Smart public toilet gas detection project
Smart agricultural gas detection project
Smart tunnel and tunnel project
Smart gas detector project for smart manhole
Tunnel road and road gas detection project
Smart animal farming gas detection project
Smart silo gas detection project
Underground parking lot gas detection project
Research projects, environmental monitoring projects
Industrial intelligent gas detection projects, such as inspection robots, etc.
Automotive electronics, smart fire prevention, testing instruments and other items.

Product Characteristics

The module is standardized, with a unified interface and packaging for various types of gas sensors. It is precision-calibrated at the factory.
It is compatible with hot-swapping operation and can be connected with terminals for easy use without soldering.
It is precision-calibrated at the factory, so no further calibration is needed, and it is ready to use without additional development.
The output signal is diverse, supporting both digital (UART) and analog outputs, making it convenient to use.
The standard MODBUS communication protocol is supported.
It is compatible with various sensors such as infrared, electrochemical, and catalytic sensors.
It has a small size and light weight, with high accuracy, fast response, and strong stability.
The module has a short preheat time, low power consumption, and strong anti-interference ability.

Specification

Technical parameters

Working Voltage	DC 5V±0.5V
Consumption	≤1W
Working Temp.	Electrochemical ：-20℃-+50℃ Catalytic：： -40℃~70℃
Working Humidity	10%-95%RH（No Condensation）
Method	Natural diffusion
Method	（Customizable circulation type for special needs）
Technical Principle	Electrochemical/catalytic
Technical Principle	combustion/semiconductor/infrared/photoionization/thermal conductivity, etc.
Communication	UART Baud rate9600，Data bit：8；Stop bit：1；Parity bit: None
format	UART Baud rate9600，Data bit：8；Stop bit：1；Parity bit: None
Analog output	0-2V
Preheating Time	30s (adjustable）
Service Life	Electrochemical: 2 years, Infrared: 5 years, Semiconductor: 5 years, Catalytic combustion: 2 years, Photoionization: 5 years.
Dimension	Ø25.4mm*35.7mm
Weight	30g