B&B Electronics CL249 Current Loop to RS-232 Converter

The B&B Electronics CL249 is a current loop to RS-232 serial interface converter designed for reliable industrial data communication. It allows devices equipped with a 20mA current loop interface to communicate seamlessly with RS-232-equipped computers, terminals, and other serial equipment.

Key Features:

• Converts 20mA current loop signals to RS-232 serial interface
• Supports passive (externally powered) current loop connections
• Compact, industrial-grade housing suitable for demanding environments
• Simple inline installation — no drivers or software required
• Compatible with a wide range of serial devices, PLCs, and legacy equipment
• Screw-terminal and/or DB connector interface for secure wiring

The CL249 is well-suited for integrating older industrial equipment, printers, and data acquisition devices into modern serial communication networks. Its rugged design and straightforward installation make it a reliable choice for factory automation, building controls, and process monitoring applications.