B&B Electronics BB2519 RS-232 to RS-485/RS-422 Serial Converter

The B&B Electronics BB2519 is a compact, reliable RS-232 to RS-485/RS-422 serial interface converter designed for industrial and commercial serial communication applications. It enables seamless communication between RS-232 equipment and RS-485 or RS-422 networks, making it ideal for extending serial connections over longer distances or integrating legacy devices into modern serial networks.

Key Features:

• Converts RS-232 signals to RS-485 or RS-422 serial communication standards
• Supports 2-wire and 4-wire RS-485/RS-422 configurations
• Automatic send data (ASD) control — no handshaking required
• Compact, industrial-grade housing suitable for desktop or DIN-rail mounting
• Wide baud rate support for flexible communication speeds
• Plug-and-play installation with no software or drivers required
• Powered via RS-232 port — no external power supply needed

The BB2519 is a trusted solution from B&B Electronics (Advantech B+B SmartWorx) for bridging the gap between RS-232 and RS-485/RS-422 serial devices in industrial automation, building controls, and data acquisition systems.