Features:
- Provides a point-to-point fiber optic communication link between Modbus Plus network sections.
- Uses multimode fiber to extend communication paths while reducing exposure of the optical section to electromagnetic interference.
- Combines an electrical Modbus Plus interface with a fiber optic transceiver for integration into Modicon Premium and Modicon Quantum automation networks.
Schneider Electric 490NRP25300 provides a practical communication link for industrial control systems where Modbus Plus devices are distributed across separate production areas, buildings, or process sections. Rather than keeping the entire network on electrical cable, the repeater introduces a fiber optic section between two Modbus Plus connections. The arrangement supports network expansion while maintaining communication between connected PLC equipment. Applications can include large manufacturing lines, electrical monitoring systems, transportation infrastructure, water treatment facilities, and process plants. Fiber transmission can be especially useful where conventional network cabling would pass through electrically demanding industrial environments.
A key application value of 490NRP25300 comes from the point-to-point network structure. One electrical Modbus Plus interface communicates through one fiber optic transceiver, creating a dedicated optical link between two network sections. The architecture allows separated network areas to remain part of the same industrial communication system without requiring continuous electrical cabling across the entire route. Optical path planning should consider cable attenuation, connector losses, splices, and available optical power margin. Schneider Electric documentation recommends graded-index multimode glass fiber for the repeater family.
For maintenance personnel, Schneider Electric 490NRP25300 also provides status indication for power, Modbus Plus activity, and the fiber port. Such indicators can assist during commissioning and fault isolation when communication is interrupted between network sections. Schneider Electric troubleshooting guidance uses two 490NRP25300 repeaters in a point-to-point configuration and identifies LED behavior as part of network diagnosis. Combined with the repeater's fiber optic communication function, the arrangement supports dependable operation in distributed automation systems where communication continuity is important to overall process availability.
The 490NRP25300 Schneider Electric Fiber Optic Repeater may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Schneider Electric 490NRP25300 Fiber Optic Repeater Manuals,Datasheets,Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Schneider Electric 490NRP25300 Fiber Optic Repeater Specs
General
- Manufacturer Schneider Electric
- Model 490NRP25300
- Condition New Original ready stock
- Product Family 490NRP25400,490NAA27103
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
- Mine Belt Conveyor: Deployed in underground or surface ore transportation networks spanning several kilometers, connecting various section control boxes.
- Petrochemical Storage Tank Monitoring: Used for long-distance data communication between explosion-proof areas and the main control room, ensuring absolute electrical safety.
- Cement Clinker Production Line: Acts as a communication relay in high-noise workshops filled with dust, ensuring real-time command delivery from the central control room.
- Paper Mill Machinery Network: Distributed across various speed control sections of large paper mill units, resolving electromagnetic interference from frequency converters.
- Sewage Pump Station Cascading: Connects sewage lifting pump stations scattered over several kilometers into a unified network via a fiber optic backbone.
- Protocol Conversion: This repeater is specifically designed to seamlessly convert industrial bus data in electrical form to fiber optic signals.
- Transmission Rate: Maintains a stable standard data throughput and clock synchronization rate of 1 Mbps in dedicated industrial networks.
- Signal Isolation: Provides full-duplex electrical isolation based on the physical characteristics of optical signals, completely eliminating ground loop interference.
- Long-Distance Transmission: Employs high-performance optoelectronic components, significantly extending the physical communication distance of a single bus segment to several kilometers.
- Network Topology: Supports the construction of point-to-point straight-line links in complex industrial environments, expanding network coverage boundaries.
- Network Protocol: The hardware is deeply optimized and proprietaryly matched for the Modbus Plus network architecture.
- Fiber Optic Specification: Compatible only with multimode fiber standards; does not support single-mode fiber or plastic fiber media.
- Physical Interface: Equipped with dedicated high-reliability fiber optic connectors to ensure low insertion loss during optical path connection.
- Backplane Power Supply: Compatible with Modicon series-specific standard power inputs, allowing direct embedding within the system rack.
- Hardware Collaboration: Plug-and-play communication with the Modicon Premium and Quantum controller master station.