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Yokogawa Part No. EB401-10 | CE Compliant Bus Interface Master Unit
Yokogawa Part No. EB401-10 | CE Compliant Bus Interface Master Unit - Image 2

Yokogawa Part No. EB401-10 | CE Compliant Bus Interface Master Unit

Original price was: $4,588.00.Current price is: $4,388.00.

Parameter Value
Product Family Yokogawa CENTUM DCS / ER Bus Architecture
Part Number Designation EB401-10 (ER Bus Interface Master Module)
Module Function Master communication bus coupler and interface unit
Net Weight Approx. 0.23 kg to 0.50 kg
Operating Temperature Industrial control room / cabinet environment (typically 0°C to +50°C)
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Description

1. Unboxing & Physical Snapshot

  • Model & Brand: Yokogawa Electric Corporation (CENTUM / ProSafe / DCS Distributed Control System Architecture) ER Bus Interface Master Module (Model / Part Number: EB401-10)

  • Physical Dimensions: Standard Yokogawa subrack plug-in card module profile (Approx. 150 mm x 100 mm x 30 mm industrial rack form factor)

  • Estimated Shipping Weight: 0.25 kg to 0.50 kg (Net module weight; factor approximately 1.0 kg for secure double-walled ESD transit cartons)

  • What’s in the Box: Microprocessor-based communication interface circuit board assembly featuring front-panel bus connection ports, activity/status LEDs, factory anti-static preservation wrap, and hardware safety sheet.

2. Product Introduction

Industrial distributed control systems (DCS)—such as Yokogawa CENTUM platforms deployed in chemical plants, oil refineries, and power generation facilities—rely on stable bus interface master units to coordinate communication between control nodes and remote node units (RNUs). The Yokogawa EB401-10 is an ER Bus Interface Master Module engineered to maintain deterministic, high-speed data exchanges across the system’s extended nodes. (Always observe standard electrostatic discharge precautions and power down the subrack chassis before inserting or removing system modules.)

Plant control engineers rely on its robust architecture to prevent communication dropouts and ensure seamless real-time data loops. Verifying node address settings, bus termination jumpers, and firmware compatibility prior to installation ensures reliable performance across legacy control network topologies.

3. Core Technical Specifications

Parameter Value
Product Family Yokogawa CENTUM DCS / ER Bus Architecture
Part Number Designation EB401-10 (ER Bus Interface Master Module)
Module Function Master communication bus coupler and interface unit
Net Weight Approx. 0.23 kg to 0.50 kg
Operating Temperature Industrial control room / cabinet environment (typically 0°C to +50°C)
Enclosure & Mounting Plug-in card module format for dedicated Yokogawa subrack chassis frames
Diagnostics Front-panel communication status and error LED indicators

4. Global Compliance & Industry Certifications

  • Expected Regulatory Standards: CE Mark, EMC Directive compliance, and relevant industrial electrical safety standards.

  • Safety Context: Reliable bus master communication prevents false node timeouts and ensures that critical process variables are updated continuously without data corruption or packet loss.

  • Audit Directive: Confirm factory test reports, certificate of conformity, and traceability documentation with authorized industrial surplus distributors before commissioning legacy modules in regulated facilities.

5. Long-Term Storage & Asset Preservation Guide

  • Store the bus interface module sealed inside its original factory anti-static moisture-barrier bag until the exact hour of installation into the control rack.

  • Keep spare units flat on static-dissipative warehouse shelves where ambient relative humidity remains below 60% non-condensing.

  • Protect the gold-plated backplane connector pins from dust accumulation, bending forces, or chemical tarnish.

6. Physical Installation Prerequisites

  • Ensure the target subrack slot and backplane pins are completely clean, dry, and free of metallic debris before sliding the card into position.

  • Verify that the control cabinet is properly bonded to the facility earth ground grid to suppress electromagnetic interference (EMI) across communication lines.

  • Engage module locking levers evenly to seat the multi-pin connectors fully without placing bending stress on the printed circuit board.

7. Buyer’s FAQ (Logistics & Compliance Focus)

  • Q: What Harmonized System (HS) code applies to this bus interface module for international customs clearance?

    A: Use HS code 8538.90 (Parts suitable for use solely or principally with the control apparatus of heading 8537).

  • Q: Does this Yokogawa module ship pre-loaded with network node configuration data?

    A: No, units ship with baseline hardware settings; bus node addresses and communication parameters must be configured via the system engineering software.

  • Q: Is specialized transit insurance required when shipping legacy DCS communication cards?

    A: Yes, full-value freight insurance is strongly recommended due to the high replacement value and specialized nature of discontinued DCS hardware components.

  • Q: What is the verified Country of Origin (COO) for import documentation?

    A: Manufactured primarily in Japan; inspect the exterior factory packaging label to confirm exact manufacturing provenance prior to customs filing.

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