Yokogawa ALR121-S51 High-Performance Serial Communication Module for Industrial Automation
The Yokogawa ALR121-S51 High-Performance Serial Communication Module is designed to provide reliable serial communication capabilities for industrial automation systems. It supports RS-422/RS-485 interfaces, enabling point-to-point and multipoint connections, making it an ideal choice for industrial environments requiring robust data transmission.
Product Type:Serial Communication Module
Interface:RS-422/RS-485 (4-wire system)
Connection Method:Point-to-point (RS-422), Multipoint (RS-485)
Communication Function:Communication function
I/O Wiring:Cable with 3-pair shield, AKB161, or AKB162
Current Consumption:0.5 A
Suffix Code:S=Standard type, 5=With no explosion protection
Weight:0.34 kg
Designed for high-reliability industrial applications, the Yokogawa ALR121-S51 delivers robust performance under demanding conditions. Its advanced RS-422/RS-485 interfaces facilitate seamless integration into existing control systems.
This high-performance module supports both point-to-point and multipoint communication setups, making it ideal for a variety of industrial settings including manufacturing plants and energy facilities.
The ALR121-S51 features a durable design with a cable equipped with 3-pair shield, ensuring reliable data transmission over long distances. The module is also compatible with AKB161 and AKB162 cables for added flexibility.
Engineered for efficiency, this communication module consumes minimal power, drawing only 0.5A of current. This low power consumption makes it perfect for installations where energy conservation is a priority.
Weighing just 0.34kg, the ALR121-S51 is lightweight and easy to install. Its standard type designation and lack of explosion protection make it suitable for non-hazardous environments.











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