Yokogawa SB401-10 ESB Bus Interface Module Analog Input/Output PLC Module External switch: Dry contact <

External switch: Dry contact < 400 Ω

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and robust protective circuitry

Processor: Integrated DSP for high-speed processing

providing excellent flexibility for complex control architectures

Yokogawa SB401-10 ESB Bus Interface Module Analog Input/Output PLC Module External switch: Dry contact <Product Description The SB401 10 is a specialized Bus Interface Module designed for Yokogawa Electric Corporations FIO (Field network I O) system. It serves as the primary communication bridge between a Field Control Unit (FCU) and an ESB (Extended Serial Backplane) Bus Node Unit, enabling remote I O modules to integrate seamlessly with CENTUM VP or CS 3000 DCS architectures. The 10 suffix denotes a specific hardware revision optimized for signal