{"product_id":"foxboro-p0916rb-i-a-series-baseplate-fieldbus-communication-terminator","title":"Foxboro P0916RB I\/A Series Baseplate Fieldbus Communication Terminator","description":"\u003ch2\u003eFoxboro P0916RB Baseplate Communication Terminator\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eFoxboro P0916RB\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eP0916RB\u003c\/strong\u003e Fieldbus Baseplate Terminator, operates as a dedicated hardware component for HDLC Fieldbus segment impedance matching within Foxboro I\/A Series platforms. Designed with a 9-pin male connector, the passive unit plugs directly into the final baseplate slot of a cluster to eliminate high-frequency signal reflections and stabilize communication between Fieldbus Modules (FBMs) and system control processors.\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\u003eP0916RB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e18 g (0.04 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact Sub-D form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustrial-grade; suitable for Class G3 environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e0 W (Passive component)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Type\u003c\/td\u003e\n\u003ctd\u003eFieldbus Baseplate Terminator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003e9-Pin Male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Function\u003c\/td\u003e\n\u003ctd\u003eHDLC Fieldbus Impedance Matching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eTool-free plug-in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe passive impedance-matching network terminates the physical differential transmission line on the HDLC Fieldbus, absorbing signal energy at the network boundary. Maintaining line impedance prevents wave reflections that cause cyclic redundancy check (CRC) errors, signal distorted wave peaks, or communication timeouts across connected I\/O module channels. Because the unit contains no active semiconductor components, it introduces zero galvanic load, operates without thermal output, and maintains baseline network attenuation limits even under maximum Fieldbus traffic density.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Where must field technicians locate the P0916RB within a baseplate chain?\u003c\/p\u003e\n\u003cp\u003eA: Technicians must insert the P0916RB into the open 9-pin communication port on the final physical baseplate of an isolated HDLC Fieldbus segment to complete the transmission path.\u003c\/p\u003e\n\u003cp\u003eQ: What network symptoms indicate a missing or loose baseplate terminator?\u003c\/p\u003e\n\u003cp\u003eA: A missing terminator causes signal reflections, leading to elevated CRC error counters, transient module offline alarms, or delayed data update cycles on the operator workstation interface.\u003c\/p\u003e\n\u003cp\u003eQ: Does the P0916RB require external 24 VDC backplane power or software parameter driver loading?\u003c\/p\u003e\n\u003cp\u003eA: No, the unit is entirely passive and operates without external power consumption, requiring zero software parameters or driver integration in the DCS software.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eLocate the vacant 9-pin female Fieldbus expansion port on the last baseplate of the physical chain. Align the P0916RB male pin array with the receptacle and insert the connector firmly until it seats fully against the baseplate housing. Tighten the integral retention thumbscrews by hand to secure the plug against cabinet vibration and maintain low-impedance shield grounding. Do not route field signal lines or high-voltage AC wiring directly across the exposed body of the terminator to prevent inductive noise coupling into the Fieldbus segment.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43102968709210,"sku":"P0916RB","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/305_797b0568-fd8d-4bf6-9a79-40ad613377bd.jpg?v=1774318327","url":"https:\/\/www.spareoil.com\/products\/foxboro-p0916rb-i-a-series-baseplate-fieldbus-communication-terminator","provider":"SpareOil Automation","version":"1.0","type":"link"}