ABB TB825 3BSE036634R1 S800 I/O Communication Interfaces

Description

The ABB TB825 is a media converter for the S800 I/O system, converting electrical ModuleBus signals to fiber optics for long-distance I/O cluster communication. It provides full galvanic isolation, eliminates ground loops, and ensures strong EMI protection, making it ideal for distributed or electrically noisy environments.

Specifications

• Manufacturer: ABB

• Model Designation: TB825

• Order Number: 3BSE036634R1

• Product Type: Optical ModuleBus Interface / Media Converter

• Fiber Port: ST Connectors

• Compatible Fiber: Plastic Optical Fiber (POF) or Hard Clad Silica (HCS)

• Maximum Range: 15m (POF) or up to 200m (HCS)

• Power Supply: 24V DC (typical)

• Mounting: 35mm DIN Rail

• Operating Temperature: 0 to +55°C

• Storage Temperature: -25 to +70°C

Features

• Galvanic Isolation: Provides superior protection for the controller by isolating remote I/O clusters from electrical surges and noise.

• Extended Range Capability: Overcomes the distance limitations of standard copper bus wiring, allowing for flexible plant layouts.

• Deterministic Performance: Maintains high-speed, synchronized data transmission across the optical link to ensure real-time process control.

• EMI/RFI Immunity: Optical transmission ensures error-free communication in areas heavily impacted by radio frequency or electromagnetic interference.

• Integrated Diagnostics: Features front-panel LED indicators for power status and active bus communication to simplify field troubleshooting.

• Redundancy Support: Compatible with redundant S800 I/O configurations to maximize system availability and prevent process downtime.