STM485S RS232 to RS485 Serial Converter Module | Bi-Directional Communication Data Converter

The STM485S RS232 to RS485 Serial Converter Module is a high-performance bi-directional communication interface designed to convert RS232 serial signals into RS485 signals for reliable long-distance data transmission. It enables seamless communication between computers, PLCs, industrial controllers, microcontrollers, and RS485 devices.

This converter features automatic transmit/receive control, stable communication, and strong anti-interference capability, making it ideal for industrial automation, building control systems, data acquisition, security systems, and embedded communication projects.

Features

• Bi-Directional RS232 to RS485 Communication
• Reliable Serial Data Conversion
• Automatic Send/Receive Direction Control
• Long-Distance Data Transmission
• High Noise Immunity
• Stable Industrial Communication
• Compact and Durable Design
• Easy Installation and Operation
• Supports Multi-Device RS485 Networks
• Suitable for Continuous Industrial Use

Specifications

• Model: STM485S
• Module Type: RS232 to RS485 Converter
• Communication: Full Duplex RS232 / Half Duplex RS485
• Interface: RS232 to RS485
• Transmission Distance: Up to 1200 meters (RS485)
• High-Speed Serial Communication
• Anti-Interference Design
• Industrial Grade Performance
• Plug-and-Play Operation

Applications

• Industrial Automation
• PLC Communication
• SCADA Systems
• Building Automation
• Data Acquisition Systems
• CNC Machines
• Smart Metering
• Security & Access Control
• Embedded Systems
• Serial Communication Projects
• Factory Equipment Monitoring
• IoT Industrial Applications

Compatibility

• PLC Controllers
• Arduino (via Serial Interface)
• ESP32
• STM32
• Raspberry Pi
• Industrial Controllers
• POS Systems
• CNC Controllers
• Serial Communication Equipment

Package Includes

1 × STM485S RS232 to RS485 Serial Converter Module