{"product_id":"schneider-electric-990nad23020-modbus-plus-tap-module","title":"Schneider Electric 990NAD23020 Modbus Plus Tap Module","description":"\u003cp\u003eConfigured for tap link connection in Modicon Quantum, Momentum, TSX Micro, and Premium automation platforms, the \u003cstrong\u003eSchneider Electric 990NAD23020\u003c\/strong\u003e (\u003cstrong\u003e990NAD23020\u003c\/strong\u003e Modbus Plus Tap) provides direct physical execution of network node interface signals via a single RJ45 port.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e990NAD23020\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eModbus Plus Tap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection\u003c\/td\u003e\n\u003ctd\u003e1 RJ45 connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Support\u003c\/td\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange Compatibility\u003c\/td\u003e\n\u003ctd\u003eModicon Quantum, Momentum, TSX Micro, Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress Protection\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e9.0 cm x 8.5 cm x 20.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e360.0 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity \u0026amp; Network Integrity\u003c\/h3\u003e\n\u003cp\u003eThe 990NAD23020 Modbus Plus tap maintains signal attenuation limits across deterministic trunking architectures. Built to integrate with Modicon automation platforms, the module preserves deterministic message propagation delays across the physical layer while isolating point-to-point drop cables from backplane bus noise interference. The structured RJ45 connection interface ensures stable pinout alignment for reliable token-passing industrial protocol performance.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 990NAD23020 require an active power supply to execute signal tapping?\u003c\/p\u003e\n\u003cp\u003eA: No, the unit functions as a passive network tap interface that facilitates direct physical connection without drawing auxiliary control power from the system backplane.\u003c\/p\u003e\n\u003cp\u003eQ: Can this unit be mounted directly on a panel surface without DIN rail hardware?\u003c\/p\u003e\n\u003cp\u003eA: The integrated housing enclosure is designed specifically for standard DIN rail mounting to maintain secure physical ground termination and mechanical stability under field vibration conditions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSnap the module securely onto the standard 35 mm DIN rail inside the local control enclosure.\u003c\/li\u003e\n\u003cli\u003eVerify that the grounding clip located on the rear of the plastic enclosure makes continuous metal-to-metal contact with the DIN rail.\u003c\/li\u003e\n\u003cli\u003eInsert the incoming Modbus Plus network cable into the integrated RJ45 port until the locking tab fully engages.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum bending radius of 50 mm for all connected communication cables to prevent internal wire strain and impedance shifts.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":50023202750706,"sku":"990NAD23020","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/5589\/5794\/files\/990NAD230202.jpg?v=1788510294","url":"https:\/\/www.petrospare.com\/products\/schneider-electric-990nad23020-modbus-plus-tap-module","provider":"Petro Spare Industrial Limited","version":"1.0","type":"link"}