The Yokogawa EC401-10 is an ESB Bus Coupler Module designed for use with Yokogawa’s Field Control Unit for Field I/O (FIO). It enables communication between the FIO and other devices on the ESB bus network.

Key Features

• Connects FIO to ESB Bus: Enables seamless data exchange between FIO units and the ESB bus network.
• Dual Redundancy Option: By installing two EC401-10 modules, a redundant ESB bus configuration can be achieved for enhanced reliability.
• Wide Compatibility: Works with various Yokogawa FIO models, including AFV30S, AFV30D, AFV40S, and more.