B&B Electronics CL14 Current Loop Converter RS-232 to 20mA Interface Adapter

The B&B Electronics CL14 is a passive current loop converter designed to interface RS-232 serial devices with 20mA current loop equipment. Current loop interfaces were widely used in industrial and legacy serial communications, and the CL14 provides a reliable, low-cost solution for bridging modern RS-232 ports with older or specialized current loop peripherals.

Key Features:

• Converts RS-232 signals to 20mA current loop for seamless device integration
• Passive design requires no external power supply in many configurations
• Compact form factor suitable for industrial and office environments
• Compatible with a wide range of RS-232 serial devices and terminals
• Rugged construction built for reliable long-term use

The CL14 is an ideal solution for facilities maintaining legacy serial equipment, industrial control systems, or any application requiring current loop communication compatibility. B&B Electronics (now Advantech B+B SmartWorx) has decades of experience producing dependable serial communication products trusted by engineers worldwide.