Description
The ANB11D-615/BU2A is a fiber optic ESB bus node module designed to extend and connect ESB (Extension Segment Bus) networks in Yokogawa DCS systems.
Specifications
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Model: ANB11D-615/BU2A
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Type: Fiber Optic ESB Bus Node Unit
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Communication Protocol: ESB (Extension Segment Bus)
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Transmission Speed: Up to 125 Mbps
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Fiber Compatibility: Supports single-mode and multi-mode fiber
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Power Supply: 24 VDC ±10%
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Power Consumption: ~5 W typical
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Operating Temperature: 0–55 °C
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Storage Temperature: -20–70 °C
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Humidity: 5–95% RH, non-condensing
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Dimensions: 482.6 × 221.5 × 205 mm
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Weight: ~10 kg
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Installation: DIN rail or panel mounting
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Indicators: LED for power and communication status
Features
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High-Speed Fiber Communication: 125 Mbps throughput for fast I/O data exchange
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Noise Immunity: Fiber optic design eliminates EMI/RFI interference
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System Integration: Compatible with CENTUM VP and CS 3000 systems
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Redundancy Support: Dual bus configuration enhances reliability
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Scalable Architecture: Enables expansion of ESB networks for large plants
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Industrial Durability: Designed for continuous operation in harsh environments
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