Yokogawa EC401-51 | ESB Bus Coupler Module 100% New 30-Day Returns！

Brand：Yokogawa Electric

Item No.：Yokogawa EC401-51

Product origin：Japan

Dimensions:130 x 129.5 x 32.8 mm

Weight:0.24 kg

The import process is standardized, testing is supported, and after-sales service is guaranteed

Tens of thousands of models are in stock, and the spot is shipped quickly. Welcome to consult!

Product Introduction：

Overview

The Yokogawa EC401-51 is an ESB (Extended Serial Bus) coupler module designed for Yokogawa FIO (Field Input/Output) systems. It serves as a communication bridge between the Field Control Unit (FCU) and node units, supporting up to 9 connected devices and configurable for redundant bus operation. This module ensures reliable data transfer for industrial automation and process control applications.

General Information

Part Number: EC401-51
Manufacturer: Yokogawa
Series: EC Series
Type: ESB Bus Coupler Module
Port: 1 ESB communication port
Compatibility: Works with AFV30S/D, AFV40S/D, A2FV50S/D, A2FV70S/D series and compatible node units
Mounting: FCU slot 7 (single bus) or slots 7 & 8 (redundant bus)
Redundancy Support: Supports dual redundant configuration for high reliability
Country of Origin: Japan

Power Specifications

Supply Voltage: 24 V DC
Current Consumption: ~0.5 A
Protection: Surge and reverse-polarity protection

Communication & Interface

Interface Type: ESB (Extended Serial Bus)
Maximum Connected Nodes: 9 devices
Data Rate: 128 Mbps for I/O module communication
Diagnostics: LED indicators for communication link and fault status
Reset Features: Supports soft and hardware reset

Environmental

Operating Temperature: 0 °C to +55 °C
Storage Temperature: −20 °C to +70 °C
Humidity: 5% to 95% RH, non-condensing
Protection Rating: IP20

Dimensions & Weight

Dimensions: 130 x 129.5 x 32.8 mm

Weight: 0.24 kg

100% authentic, brand-new products in stock — contact our support team anytime for quotes.

The product price is transparent, delivery is fast, and project procurement supports a tiered pricing plan.