The MAX31865 RTD Temperature Sensor Module is a professional-grade temperature measurement solution designed for use with PT100 and PT1000 platinum resistance temperature sensors. Based on the MAX31865 chip, this module offers highly accurate and stable temperature readings for industrial, laboratory, automation, and embedded electronics applications.

The module converts resistance values from RTD sensors into precise digital temperature data using SPI communication, making it easy to interface with Arduino, ESP32, STM32, Raspberry Pi, and other microcontrollers.

It supports both 2-wire, 3-wire, and 4-wire RTD sensor configurations, ensuring flexibility for different industrial and electronic projects. The MAX31865 module is widely used in industrial temperature monitoring, smart automation systems, HVAC systems, scientific equipment, and IoT-based environmental monitoring applications.

Its compact design, reliable performance, and excellent noise immunity make it ideal for accurate temperature sensing in demanding environments.

Features

• Based on MAX31865 high-precision RTD converter
• Supports PT100 and PT1000 sensors
• High accuracy temperature measurement
• SPI digital communication interface
• Supports 2-wire, 3-wire, and 4-wire RTD sensors
• Excellent noise rejection performance
• Wide operating temperature range
• Easy interfacing with Arduino and ESP32
• Compact and durable module design
• Ideal for industrial and automation applications

Specifications

• Chipset: MAX31865
• Supported Sensors: PT100 / PT1000
• Communication Protocol: SPI
• RTD Configurations: 2-Wire, 3-Wire, 4-Wire
• Operating Voltage: 3.3V – 5V
• High Accuracy Temperature Conversion
• Compatible Platforms: Arduino, ESP32, STM32, Raspberry Pi

Applications

• Industrial Temperature Monitoring
• HVAC Systems
• Automation Systems
• Laboratory Equipment
• Environmental Monitoring
• IoT Temperature Projects
• Scientific Instruments
• Smart Control Systems