SI-485/J Ser. Comm. Interf. RS485

Why Choose the Yaskawa SI-485/J RS-485 MEMOBUS/Modbus Interface Option?

The Yaskawa SI-485/J is a genuine RS-485 MEMOBUS/Modbus communication interface option designed for compatible Yaskawa J1000 AC drives. This compact option unit allows the drive to connect to PLCs, HMIs and other automation controllers using serial communication, enabling remote control, monitoring and parameter access.

Designed specifically for the J1000 inverter series, the SI-485/J provides a reliable communication link for industrial automation systems where drive commands, status data and operating information need to be exchanged over an RS-485 network. It supports MEMOBUS/Modbus communication, making it suitable for integration into machine control and building automation applications.

The SI-485/J is ideal for machine builders, panel builders and maintenance engineers who need to network compatible Yaskawa J1000 drives. Its plug-in installation, compact format and dedicated drive compatibility make it a practical accessory for commissioning, diagnostics and centralised motor control.

Key Advantages

• Genuine Yaskawa RS-485 communication interface option.
• Designed for compatible Yaskawa J1000 AC drives.
• Supports MEMOBUS/Modbus serial communication.
• Allows drive control and monitoring from PLCs and automation controllers.
• Enables remote access to parameters, status information and operating data.
• Useful for networked machinery, panels and industrial control systems.

Key Features

• Yaskawa SI-485/J interface option.
• RS-485 MEMOBUS/Modbus communication interface.
• Designed for Yaskawa J1000 inverter drives.
• Supports network communication with PLCs and control devices.
• Enables remote run commands, frequency references and status monitoring.
• Supports parameter access through serial communication.
• Compact plug-in option unit.
• Designed for industrial drive communication applications.
• Supplied as a dedicated Yaskawa drive option accessory.

Technical Specifications

• Manufacturer: Yaskawa
• Model: SI-485/J
• Product type: RS-485 communication interface option
• Compatible drive series: Yaskawa J1000
• Communication interface: RS-485 serial communication
• Supported protocol: MEMOBUS / Modbus
• Function: Drive network communication, monitoring and remote control
• Drive connection: J1000 option connector
• Installation type: Plug-in option unit
• Application: PLC, HMI and automation system integration
• Typical use: Parameter access, run command control and frequency reference control
• Operating environment: Industrial control panel applications

Reliable Serial Communication for J1000 Drives

Communication options such as the Yaskawa SI-485/J allow inverter drives to exchange operating data with automation systems. By using RS-485 MEMOBUS/Modbus communication, compatible J1000 drives can be monitored and controlled remotely from PLCs, industrial controllers or supervisory systems.

The SI-485/J helps simplify integration where multiple drives need to be connected into a central control architecture. This makes it useful for machine automation, production equipment, pump systems, fan control and other applications requiring dependable serial communication with Yaskawa J1000 drives.

Typical Applications

• RS-485 communication for Yaskawa J1000 drives.
• PLC and HMI integration.
• Remote drive monitoring and control.
• Parameter access and commissioning support.
• Machine automation and control panels.
• Networked pump, fan and conveyor systems.

Trusted by Drive and Automation Engineers

Yaskawa communication accessories such as the SI-485/J are used by engineers, panel builders and automation specialists to integrate inverter drives into reliable networked control systems for industrial motor control applications.