{"product_id":"and20-yokogawa-centum-vp-series-node-interface-unit","title":"AND20 Yokogawa Centum VP Series Node Interface Unit","description":"\u003cp\u003eConfigured for high-density signal distribution in Centum VP control networks, the \u003cstrong\u003eYokogawa AND20\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAND20\u003c\/strong\u003e Node Interface Unit, provides direct physical\/electrical execution. It coordinates real-time data frame synchronization and routing between remote industrial I\/O nodes and central processing blocks across a dual-redundant RIO bus architecture.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eAND20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard cabinet installation assembly baseline applies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e3.50 kg (77.16 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard cabinet-mount RIO node chassis configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C standard industrial operational environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem backplane current draw consumption limits apply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eNode Interface Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Interface\u003c\/td\u003e\n\u003ctd\u003eDual-redundant Remote I\/O (RIO) bus topology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Type\u003c\/td\u003e\n\u003ctd\u003eInternal rack\/switchgear cabinet vertical installation configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDistributed Process Control \u0026amp; Fieldbus Topologies\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol and Fieldbus Routing Layer\u003c\/strong\u003e The module manages local communication bus density, digitizing physical process telemetry from multi-channel field arrays. It processes 4-20 mA HART digital variables alongside legacy analog packets, parsing the data streams before packet encapsulation to ensure error-free transmission over the primary DCS backplane bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation and Optical Safety Controls\u003c\/strong\u003e Internal circuit paths integrate galvanic isolation blocks to interrupt high-voltage transients between the power rails, logical bus elements, and adjacent I\/O sub-assemblies. This prevents localized field ground loops from compromising backplane stability and eliminates electrical crosstalk across high-density signal channels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the dual-redundant RIO bus interface execute a changeover during a physical line fault?\u003c\/p\u003e\n\u003cp\u003eA: The internal bus arbitration hardware monitors transmission integrity parameters continuously across both lines. If a packet timeout or signal degradation is detected on the primary line, the processing core executes an automated switchover to the secondary redundant path in under one frame cycle, preventing data drops or control action interruptions.\u003c\/p\u003e\n\u003cp\u003eQ: What are the primary considerations for handling the 35 kg shipping weight during cabinet unboxing and mounting?\u003c\/p\u003e\n\u003cp\u003eA: The weight reflects the heavy-duty mechanical shielding and backplane architecture of the cabinet installation housing. The chassis must be handled using appropriate mechanical lifting guides or two-person lift procedures, ensuring it is anchored onto heavy-duty vertical support rails rather than suspended from standard thin-gauge sheet panels.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment, Weight Distribution, and Cabinet Mounting\u003c\/strong\u003e Position the heavy unit into the dedicated slot layout of the industrial control cabinet. Secure the assembly using heavy-duty industrial rack bolts tightened to factory specifications to eliminate mechanical sagging or alignment stress on the rear backplane interconnect rails under structural vibration conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Routing, Low-Impedance Grounding, and Shielding Blocks\u003c\/strong\u003e Route the primary and secondary RIO bus copper or fiber links through independent wireways to prevent a localized physical incident from disrupting both redundant communication paths. Ground all metal enclosure frames and signal drain wires directly to the low-impedance master instrument earth bar using standard grounding clamps to eliminate high-frequency electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47624158544062,"sku":"AND20","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-11_15-20-15_29e9690f-5b07-4550-95f8-6a6e9a7a6552.png?v=1781229823","url":"https:\/\/www.autooiltech.com\/products\/and20-yokogawa-centum-vp-series-node-interface-unit","provider":"AutoOilTech Limited","version":"1.0","type":"link"}