ProduktYokogawa | ALR121-S50 RS-422/RS-485 2-Port Serial Communication Module
The Yokogawa ALR121-S50 serial communication module provides high-speed, noise-immune RS-422 and RS-485 interfaces between Yokogawa CENTUM distributed control systems and field subsystems. Built with two independent point-to-point or multi-drop ports, 0.3 kg net weight, and broad protocol compatibility—including YS communication, Modbus (RTU/ASCII), and FA-M3—this module guarantees continuous, long-distance data exchange in complex industrial automation environments. Request current pricing and stock availability today for genuine Yokogawa hardware.
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