Yokogawa ANB10D-415/CU2N Dual Redundant ESB Bus Node Unit

Product Brief Description

Yokogawa ANB10D-415/CU2N is a dual-redundant ESB bus node unit for CENTUM VP DCS FIO I/O system. The -415 stands for dual redundant 100–120V AC power supply, basic non-explosion-proof type, and /CU2N represents the standard ESB bus connector assembly with terminator. It serves as the bridge between FCU field control unit and local FIO I/O modules for high-speed ESB bus data exchange inside the DCS cabinet.

Product Functions

• High-speed ESB bus communication between FCU and FIO analog/digital I/O modules
• Dual-redundant power input design to guarantee uninterrupted DCS operation
• /CU2N integrated ESB bus connector and built-in bus terminator
• Supply working power and communication bus for hot-swappable FIO I/O cards
• Real-time transmission of process values, setpoints and fault diagnostic signals
• Onboard LED indicators for power status, bus link and module fault alarms
• Support online hot replacement and redundant bus switching without system shutdown

Application Scenarios

• Yokogawa CENTUM VP DCS systems for petrochemical and refinery plants
• Thermal power station, combined cycle unit boiler and turbine control cabinets
• Chemical batch production, pharmaceutical and water treatment process control
• On-site FIO I/O expansion and local node layout inside control rooms
• DCS cabinet renovation, spare replacement and system upgrade projects

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