Yokogawa SSB401 Series SSB401-53 ESB Optical Bus Slave Module

Description

Product Overview

The Yokogawa SSB401-53 is an ESB bus interface slave station module.
It enables stable device communication on ESB networks.
It supports Vnet/IP optical transmission.
The design targets high reliability industrial systems.

Core Value

• Long-distance optical communication up to 50 km.
• Flexible network topologies for plant layouts.
• High noise immunity in harsh environments.
• Direct replacement for SSB401-13.

Technical Specifications

• Brand: Yokogawa Electric
• Series: SSB401
• Model: SSB401-53
• Module Type: ESB bus interface slave station
• Communication Method: Optical ESB bus
• Supported Network: Vnet/IP only
• Connection Modes: Star and chain supported
• Maximum Stages: Two stages
• Total Transmission Distance: 5 km to 50 km
• Operating Temperature: -20 °C to 70 °C
• Environmental Grade: ISA Standard G3
• Explosion Protection Code: -5 (no explosion protection)

Performance Characteristics

• Measurement Range: Digital ESB communication signals
• Frequency Response: Optimized for real-time control data
• Sensitivity: Stable optical signal detection
• Linearity: Maintains data accuracy across distance
• Resolution: Determined by Vnet/IP protocol
• EMI Resistance: Excellent optical noise immunity

Installation Guide

• Mount the module in a compatible Yokogawa rack.
• Connect optical cables securely.
• Select star or chain topology.
• Verify stage count before power-up.

Commissioning and Maintenance

• Quick recognition by Vnet/IP systems.
• LED indicators support fast diagnostics.
• No frequent calibration required.
• Optical design reduces maintenance workload.

Compatibility

• Compatible with Yokogawa ESB networks.
• Works with Vnet/IP control systems.
• Direct replacement for SSB401-13.

Certifications and Standards

• Conforms to ISA G3 environmental standard.
• Designed under Yokogawa quality systems.

Packaging and Warranty

• One new SSB401-53 module.
• Original factory packaging.
• 12-month warranty.

Shipping Options

• FedEx worldwide express.
• UPS international shipping.
• DHL global delivery.

Typical Applications

• Distributed control systems.
• Large-scale industrial plants.
• Oil and gas control networks.
• Power generation facilities.

Diagnostic Capability

• Status LEDs show communication health.
• Fast fault isolation via ESB network.
• Supports preventive maintenance strategies.

FAQ

What is the main function of SSB401-53?

It connects devices to an ESB network using optical transmission.

Can it replace older models?

Yes. It directly replaces SSB401-13.

Is it suitable for long-distance layouts?

Yes. It supports up to 50 km over two stages.

Does optical transmission reduce interference?

Yes. Optical links resist electrical noise.

How do I choose the correct ESB module?

Select based on network type, distance, and environment.

Purchasing Guidance

• Confirm Vnet/IP system compatibility.
• Check required transmission distance.
• Verify environmental temperature range.

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