This product is a high-performance and multi-functional RS232-485 interface converter. This product is a passive converter with a small size, long transmission distance, high speed , and stable performance. It is widely used in monitoring, attendance, and IC card charging systems. It is a cost-effective data conversion product. Supports 32/128 nodes. Features: RS232 to RS485 conversion Bi-directional communication Voltage level compatibility Signal isolation Half-duplex operation Flexible data rates Easy installation Compact size LED indicators Wide operating temperature range Uses: Industrial automation Building management systems Process control Access control systems Energy management Data logging SCADA systems Instrumentation HVAC control Remote monitoring Specification: Interface: RS232 (serial) to RS485 (serial) Communication Mode: Passive converter Electrical Signals: Conversion of voltage levels and signal protocols between RS232 and RS485 Power Supply: Typically powered by the RS232 interface Baud Rate: Supports various baud rates for serial communication Operating Voltage: Compatible with standard RS232 voltage levels Operating Temperature: Typically supports a wide temperature range for versatile environments Connector Type: RS232 and RS485 connectors (such as DB9 or RJ45) LED Indicators: Provides visual indications for power and data transmission status Dimensions: Compact and module-sized form factor for easy integration Package Includes: 1 x STM485S RS232 to RS485 Converter Module