{"product_id":"schneider-170nef11021-modbus-plus-adapter-modicon-momentum-i-o","title":"Schneider 170NEF11021 Modbus Plus Adapter | Modicon Momentum I\/O","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSchneider Electric 170NEF11021\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eModbus Plus communication adapter\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned to interface\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eModicon Momentum I\/O bases\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith Modbus Plus networks. Operating at\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1 Mbit\/s\u003c\/strong\u003e, it delivers deterministic, peer-to-peer communication between PLCs and I\/O modules, ensuring fast and reliable data transfer in industrial settings.\u003c\/p\u003e\n\u003cp\u003eCompact and robust, the adapter draws power directly from the connected I\/O base, reducing installation complexity and supporting multidrop network topologies of up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e31 devices per segment\u003c\/strong\u003e, or\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e63 devices across the full network\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eusing repeaters.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e170NEF11021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModbus Plus Communication Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible PLCs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModicon Momentum, Compact 984, Quantum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModbus Plus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Mbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNetwork Connector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSUB-D 9-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAddress Setting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual rotary switches on front panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSupplied via I\/O base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTopology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eToken bus, multidrop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31 per segment; 63 with repeaters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Network Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5000 meters with repeaters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, UL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptional Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eG3 conformal coating for corrosive environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePlug-and-Play Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAttaches directly to Momentum I\/O bases to provide immediate network connectivity without additional wiring.\u003cbr\u003e\u003cstrong\u003eDeterministic Communication:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eToken Bus protocol prevents data collisions, maintaining precise timing for control loops.\u003cbr\u003e\u003cstrong\u003eLED Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThree front-panel LEDs indicate network activity, power, and error status for simplified troubleshooting.\u003cbr\u003e\u003cstrong\u003eLegacy System Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCompatible with older Modicon platforms while enabling integration with hybrid modern systems.\u003cbr\u003e\u003cstrong\u003eConfigurable Fail-Safe Modes:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports fallback to zero, last-value hold, or specific safety-defined outputs during network faults.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e170NEF11021\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis used in:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDistributed Control Systems:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-speed networking between multiple PLCs and I\/O stations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProcess Automation in Chemical Plants:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReal-time communication across hazardous areas.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Generation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLinking turbine controllers and monitoring systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing \u0026amp; Assembly Lines:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDeterministic communication for synchronized operations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLegacy System Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConnecting older Modicon platforms to modern networks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which PLCs are supported?\u003c\/strong\u003e\u003cbr\u003eA: Compatible with Modicon Momentum, Compact 984, and Quantum PLCs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How far can the network extend?\u003c\/strong\u003e\u003cbr\u003eA: Up to 5000 meters with repeaters.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many devices can this adapter connect?\u003c\/strong\u003e\u003cbr\u003eA: 31 per segment, or 63 across all segments using repeaters.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What type of connector is used?\u003c\/strong\u003e\u003cbr\u003eA: SUB-D 9-pin connector for Modbus Plus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is it still in production?\u003c\/strong\u003e\u003cbr\u003eA: As of 2022, it is largely discontinued in favor of Ethernet-based solutions but remains available for legacy systems.\u003c\/p\u003e","brand":"Schneider ","offers":[{"title":"Default Title","offer_id":44135976009827,"sku":"170NEF11021","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/SCHNEIDER170NEF11021-3.jpg?v=1776932052","url":"https:\/\/precisemodule.com\/products\/schneider-170nef11021-modbus-plus-adapter-modicon-momentum-i-o","provider":"Precise Module Ltd.","version":"1.0","type":"link"}