SIEMENS 6GK1503-3CB00 Fiber Optic Link Module

1. Product Detailed Description

The 6GK1503-3CB00 features one electrical RS-485 interface and two optical interfaces (utilizing 4 BFOC sockets). This allows it to support various network topologies, including point-to-point, line (daisy-chain), and redundant rings. It is part of the SIMATIC NET family and is specifically engineered for PROFIBUS DP and PROFIBUS PA networks.

2. Technical Parameters

3. Product Advantages

• Immunity to Interference: Fiber optic transmission is completely immune to electromagnetic interference (EMI) and lightning, making it ideal for industrial plants with heavy machinery.

• Extended Range: Allows PROFIBUS networks to span up to nearly 3km without signal degradation, far exceeding the limits of copper wiring.

• High Availability: Supports redundant ring topologies; if one fiber link fails, the system automatically reroutes data to prevent downtime.

• Maintenance Friendly: Includes a signaling contact (relay) to alert control systems of faults and a measuring output to check the optical signal quality without interrupting operation.

• Compact Design: The slim 40mm housing saves significant space on the DIN rail.

4. Important Precautions

• Fiber Handling: Do not bend glass fiber-optic cables beyond their specified minimum bending radius to avoid internal fractures.

• Cleanliness: Always keep the BFOC sockets covered with dust caps when not in use. Even microscopic dust can cause significant signal loss.

• Power Supply: Ensure the 24V DC supply is stable. For critical applications, utilize the redundant power input terminals.

• Laser Safety: While the LEDs are Class 1, avoid looking directly into the optical ports or fiber ends when the module is powered.

5. Product Applications

• Large-Scale Factories: Connecting PLC systems across different buildings or far-flung production lines.

• Power & Utilities: Used in power plants and water treatment facilities where electrical noise and grounding potential differences are common.

• Infrastructure: Transportation systems (tunnels/railways) where long-distance, interference-free communication is vital.

• Hazardous Environments: Segregating electrical segments in process industries to prevent spark propagation.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapor

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