RS485 to RS232 Converter – Industrial-Grade Serial Communication Adapter

The RS485 to RS232 Converter is a high-performance, industrial-grade communication device that enables seamless integration between RS232 and RS485/RS422 serial interfaces. Designed for demanding environments, it offers robust isolation, surge protection, and extended transmission distances, making it ideal for industrial automation, security systems, road traffic control, gate safety systems, and closed-circuit monitoring. This converter is a reliable and essential tool for engineers, system integrators, and automation specialists requiring stable data transmission over long distances.

Product Features

Wide Application Compatibility

Perfect for use in industrial distribution systems, road traffic control, intelligent card readers, access control, CCTV, and building automation systems.

Dual Interface Support

Provides reliable conversion between RS232 and RS485/RS422 signals, enabling communication between different serial device types.

Industrial-Grade Design

Built with a rugged metal enclosure for durability and high resistance to harsh environmental conditions. Suitable for wall mounting in control panels or network enclosures.

Surge and ESD Protection

Equipped with lightning surge protection (1000W RS485, 600W RS232) and ESD protection to safeguard connected equipment in electrically noisy environments.

Long-Distance and High-Speed Transmission

Supports data transmission up to 5 kilometers and baud rates up to 115.2 Kbps, ensuring dependable communication in extended installations.

Optical Isolation

3,500V RMS isolation with 500VDC ensures safe data exchange between devices, protecting sensitive equipment from power surges or signal interference.

LED Indicators

Integrated LED indicators for TXD, RXD, and Power status provide easy monitoring and diagnostics of communication activity.

Product Specifications

• Serial interfaces supported: RS232, RS422, RS485
• RS232 connectors: RJ45 and DB9 Female
• RS422/RS485 connectors: DB9 Male or 6-position terminal block
• Enclosure: Industrial-grade metal housing
• Dimensions: 95 x 85 x 26 mm
• Mounting: Wall mount compatible
• Power supply: 9V DC external power supply (included)
• Isolation: 3,500V RMS / 500V DC
• Surge protection:
  • RS485: 1000W
  • RS232: 600W
• ESD protection: Yes
• Indicators: TXD, RXD, Power LEDs
• Transmission distance: 0–5 kilometers
• Transmission mode: Asynchronous, half or full duplex
• Transmission speed: Up to 115.2 Kbps
• Operating temperature: –25°C to +70°C (–13°F to 158°F)
• Humidity range: 5% to 95%
• MPN: ATC-107N