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YOKOGAWA ALR121-S51 S1 Serial Communication Module

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The YOKOGAWA ALR121-S51 S1 is a high-performance serial communication module designed for seamless data exchange in industrial automation systems. It supports RS-422 and RS-485 protocols, enabling versatile connectivity options and robust communication between devices.

Interface:RS-422/RS-485 (4-wire system)

Connection Method:Point-to-point (RS-422), Multipoint (RS-485)

Communication Function:I/O wiring: Cable with 3-pair shield, AKB161, or AKB162

Current Consumption:0.5 A

Weight:0.34 kg

Suffix Code:S=Standard type, 1=With ISA Standard G3

    The YOKOGAWA ALR121-S51 S1 is a reliable and efficient serial communication module perfect for industrial control systems.

     It features robust design and advanced technology, ensuring seamless integration into existing automation networks.

     This module supports RS-422 and RS-485 standards, making it versatile for a wide range of applications.

     With its point-to-point and multipoint communication capabilities, it facilitates clear and dependable data transmission over long distances.

     Its lightweight and compact design make installation straightforward and easy.

     Ideal for manufacturers looking to upgrade their systems, the ALR121-S51 S1 provides superior performance and reliability, backed by YOKOGAWA’s renowned quality and support.

YOKOGAWA ALR121-S51 S1

YOKOGAWA ALR121-S51 S1

YOKOGAWA ALR121-S51 S1




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      Chengdu Sunshine Xihe Electric Co., Ltd. is a professional supplier of industrial products. We cover a variety of products such as PLC, DCS, safety barriers, sensors and switches, low-voltage power distribution, valve positioners, control cabinets, frequency converters, industrial connections, actuator control panels, industrial communications, I/A & I/O systems, instruments, solenoid valves, combustion control, electronic components, etc. Our business scope includes industrial automation engineering equipment, spare parts and system integration of various well-known brands. Our aim is to provide customers with reliable and feasible product solutions, and we always adhere to the principles of customer first, honest management, mutual benefit and win-win.

      Main product brand recommendations: ABB, GE, SCHNEIDER, BENTLY NEVADA, HONEYWELL, FOXBORO, PROSOFT, LAM, AMAT, B&R,WOODWARD, ICS TRIPLEX, SCHROFF, Heidenhain, etc...

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