SB401-10

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November 27, 2025
Category Connection: Yokogawa Module
Brief: In this video, we provide an informative overview of the Yokogawa SB401-10 ESB Bus Interface Module. You'll see how this compact interface connects Field Control Units and ESB Bus Node Units, learn about its dual-redundant configuration capabilities, and understand its installation within an FIO Node Unit alongside ESB Bus Coupler Modules.
Related Product Features:
  • Connects Field Control Unit and ESB Bus Node Unit via the ESB Bus.
  • Compact dimensions measuring 5.1 cm x 15.2 cm x 12.7 cm.
  • Compatible with ESB Bus Coupler Modules (EC401, EC402).
  • Designed for installation in FIO Node Unit.
  • Supports dual-redundant ESB Bus configuration with two modules.
  • Available in standard and explosion-protected variants.
  • Offers ISA Standard G3 option for specific maintenance applications.
  • Includes temperature option for operation from -20°C to 70°C.
FAQs:
  • What is the primary function of the SB401-10 ESB Bus Interface Module?
    The SB401-10 serves as a slave module that connects the Field Control Unit and the ESB Bus Node Unit via the ESB Bus, enabling communication between these system components.
  • Can this module be used in redundant configurations?
    Yes, dual-redundant configuration of the ESB Bus can be achieved by installing two SB401-10 modules for enhanced system reliability.
  • What other components is the SB401-10 designed to work with?
    This module is used in combination with ESB Bus Coupler Modules (models EC401 and EC402) and is designed to be installed in an FIO Node Unit.
  • What are the available suffix code options for this module?
    The module offers several suffix codes including -5 for standard type, -E for explosion-protected type, and options with ISA Standard G3 and temperature ranges from -20°C to 70°C.