Yokogawa ANB10D-410/CU2N/NDEL S1 Base ESB Bus Node Unit

The Yokogawa ANB10D-410/CU2N/NDEL S1, also cataloged as the ANB10D-410 Node Unit, operates as a dedicated hardware component for deterministic ESB bus expansion and I/O signal management within CENTUM VP platforms.

Suffix Breakdown & Model Matrix

Hardware Specifications

Process Control and DCS Connectivity

• 4-20 mA HART Loop Protocol: The backplane architecture supports the transparent transmission of HART-enabled process variables and diagnostic data, maintaining communication integrity between field instrumentation and the host controller.
• FOUNDATION Fieldbus / Profibus PA Connectivity: The unit maintains deterministic data throughput for integrated Fieldbus and Profibus PA segments, ensuring low-latency communication across the internal bus architecture.
• Channel-to-Channel Isolation: High-density electrical isolation between I/O channels prevents common-mode noise and signal interference, protecting the node from faults originating in external field loops.
• Cold Junction Compensation (CJC): The unit includes mechanical and thermal provisions for I/O modules utilizing CJC, ensuring high-precision thermocouple temperature measurements in fluctuating thermal environments.

Frequently Asked Questions (FAQ)

Q: Does the NDEL S1 suffix require specific firmware or configuration?

A: The /NDEL S1 code identifies a specific hardware configuration. Ensure that the system project files and engineering station configuration match the node identification settings to ensure proper communication synchronization.

Q: Is this unit compatible with both 100-120 VAC and 24 VDC power sources?

A: The power supply configuration is hardware-specific. This model is rated for 100-120 VAC input; the voltage specification must be verified against the unit nameplate before commissioning.

Field Installation Guidelines

• Mechanical Mounting: Secure the 10 kg unit in a standard 19-inch EIA/JIS rack. Ensure all four mounting points are firmly tightened to prevent chassis vibration that could affect backplane connectivity.
• Grounding and EMI: Connect the chassis ground terminal to a low-impedance copper busbar. The unit is compliant with CE Marking for EMC; maintain proper cable shielding and separation from high-voltage lines to ensure this compliance is preserved in the field.
• Environmental Conditioning: While the unit is rated for -20 deg C to +60 deg C, maintain adequate clearance above and below the unit for convection cooling. Ensure the cabinet ambient temperature does not exceed the maximum rating during peak load.
• Wiring: Terminate AC power inputs to the dual-redundant terminals using appropriate lugs. Verify that the cable sizing is adequate for the 200 VA peak power consumption to prevent voltage drops.
• Validation: Upon power-up, verify that the status indicators reflect active power on both redundant channels. Perform a diagnostic loop test via the CENTUM VP engineering workstation to confirm I/O status accuracy before initiating process control.