{"product_id":"schneider-modicon-quantum-490nrp25300-communication-interface","title":"Schneider Electric 490NRP25300 Modbus Plus Fiber Optic Repeater","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Schneider Electric 490NRP25300 is a dedicated fiber optic repeater engineered to extend Modbus Plus (MB+) network segments within Modicon Quantum and Modicon Premium automation environments. By bridging copper-based RS-485 signaling with fiber optic media, this module provides essential galvanic isolation and immunity to electromagnetic interference (EMI). It is an ideal solution for industrial applications where long-distance communication is required across electrically noisy environments, effectively preventing ground loops and protecting sensitive control hardware from voltage surges.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFacilitates long-range data transmission up to 3 km using fiber optic cabling.\u003c\/li\u003e\n\u003cli\u003eProvides total galvanic isolation between network segments.\u003c\/li\u003e\n\u003cli\u003eSupports point-to-point and star network topologies.\u003c\/li\u003e\n\u003cli\u003eEquipped with integrated diagnostic LEDs for monitoring power, copper link status, and fiber signal activity.\u003c\/li\u003e\n\u003cli\u003eTransparent signal regeneration ensures minimal propagation delay and maintains protocol determinism.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis repeater is designed for demanding industrial sectors, including power distribution, mining, oil and gas, and large-scale manufacturing facilities. It is specifically suited for inter-cabinet communication, cross-site connectivity, and environments where high-voltage equipment creates significant electrical noise that would otherwise compromise standard copper RS-485 cabling.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e490NRP25300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eModbus Plus Fiber Optic Repeater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber Type\u003c\/td\u003e\n\u003ctd\u003eMultimode 62.5\/125 um or 50\/125 um\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003e1 x Sub-D 9 (Copper MB+), 2 x ST (Fiber TX\/RX)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 3 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003e820 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (19.2 to 30 VDC range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e200 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the module is mounted in a location that allows for adequate ventilation and access to diagnostic LEDs.\u003c\/li\u003e\n\u003cli\u003eAlways disconnect the 24 VDC power supply before wiring or modifying terminal connections.\u003c\/li\u003e\n\u003cli\u003eUse appropriate ESD precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003eEnsure fiber optic connectors (ST type) are clean and free of debris before insertion to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage remains within the specified 19.2 to 30 VDC range to prevent operational instability.\u003c\/li\u003e\n\u003cli\u003eMaintain proper shielding and grounding practices for the Modbus Plus copper segment to minimize noise ingress.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary function of the 490NRP25300?\u003c\/strong\u003e\u003cbr\u003eIt acts as a media converter and repeater that transforms Modbus Plus copper signals into fiber optic signals, allowing for extended cable runs and electrical isolation between network nodes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this module require external power?\u003c\/strong\u003e\u003cbr\u003eYes, it requires a 24 VDC power supply to operate, with a typical current consumption of 200 mA.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use this with any fiber optic cable?\u003c\/strong\u003e\u003cbr\u003eThe module is designed for use with multimode fiber (62.5\/125 um or 50\/125 um) utilizing ST-style connectors.\u003c\/p\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":48826354172094,"sku":"490NRP25300","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_f88bad6c-6fff-411e-be14-5f5dbac7d20d.jpg?v=1788289968","url":"https:\/\/www.autooiltech.com\/products\/schneider-modicon-quantum-490nrp25300-communication-interface","provider":"AutoOilTech Limited","version":"1.0","type":"link"}