EC401-50 Quick Product Snapshot
- Brand: Yokogawa
- Part Number: EC401-50
- Product Type: ESB Bus Coupler Module
- This module links ESB bus with N-IO and FIO systems.
- It delivers fast and stable I/O data transfer.
Main Advantages
- High-speed bus communication for real-time control.
- 128 Mbps transmission for I/O signals.
- Compact size for dense cabinet layouts.
- Simple expansion for modular I/O stations.
- Strong choice for Yokogawa Centum VP projects.
Core Technical Specifications
- Model: EC401 ESB Bus Coupler (1-Port)
- Function: ESB bus interface communication
- Connectable units: Up to 9 units
- Transmission speed: 128 Mbps for module data
- Max distance: 10 meters cable length
- Current draw: 0.5 A typical load
- Weight: Approx. 0.24 kg
- Port count: Single ESB connection port
- Recommended cable: Industrial shielded bus cable
Suffix Information (Tree Format)
- EC401-50 Code Structure
- -5
- Standard type
- No explosion protection
- 0
- Basic configuration
- No added options
- -5
Installation and Use Notes
- Mount close to connected I/O units for best stability.
- Keep ESB cable length within 10 meters.
- Use clean grounding to reduce signal noise.
- Check unit count before system expansion.
Typical Applications
- Remote I/O coupling in process plants
- High-speed bus link for modular cabinets
- Factory automation signal distribution
- Control network expansion for DCS systems
- Stable ESB communication for critical loops
Package, Shipping, and Warranty
- 1 × Yokogawa EC401-50 ESB Bus Coupler Module
- Factory-tested protective packing
- 12-month warranty included
- Worldwide courier support via FedEx, UPS, or DHL
Professional FAQ and Buying Tips
- Q: How do I know if EC401-50 fits my I/O system?
- A: Choose it for ESB bus setups with N-IO or FIO modules.
- Q: What is a common field issue during installation?
- A: Exceeding 10 m cable length may cause communication loss.
- Q: How many modules should I plan per coupler?
- A: Keep the total connected units under nine for best load balance.
- Q: What is a smart spare part strategy?
- A: Keep one EC401-50 ready for fast recovery in key cabinets.
- Q: When should I consider another coupler instead of one unit?
- A: Use multiple couplers if your cabinet needs more than nine units.
Contact Information
- Email: info@oiltechcontrols.com
- WhatsApp: +86 158 8020 0923
Copyright © 2026 Oiltech Controls Limited. All rights reserved.
Original Source:
https://www.oiltechcontrols.com/
Partner
PLCDCS HUB Limited. All rights reserved.
Reviews
There are no reviews yet.