{"product_id":"8-slot-fbm-communication-baseplate-foxboro-p0926jm-i-a-series","title":"8-Slot FBM Communication Baseplate | Foxboro P0926JM I\/A Series","description":"\u003ch2\u003eFoxboro P0926JM 8-Position FBM Communication Baseplate\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-density signal distribution and module interconnection in Foxboro I\/A Series and Foxboro Evo DCS networks, the \u003cstrong\u003eFoxboro P0926JM\u003c\/strong\u003e (\u003cstrong\u003eP0926JM\u003c\/strong\u003e 8-Position Baseplate) provides direct physical\/electrical execution. The unit provides physical mounting positions, backplane power delivery, and dual-path Fieldbus routing for up to eight Fieldbus Modules (FBMs) across a single modular assembly.\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\u003eP0926JM\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\u003e1.4 kg (3.10 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact 8-slot footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustrial control cabinet environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC Nominal (Redundant terminals)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Capacity\u003c\/td\u003e\n\u003ctd\u003e8 Slots (Supports up to 8 FBMs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eStandard DIN Rail Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Support\u003c\/td\u003e\n\u003ctd\u003eDual Redundant Fieldbus Paths\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuitry Type\u003c\/td\u003e\n\u003ctd\u003eModular Backplane PC Board with expansion ports\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 baseplate backplane features heavy-duty power distribution traces and shielded signal lines designed for channel-to-channel isolation and field noise rejection. Internal bus routing segregates field-side signal paths from system power buses, preventing voltage spikes on individual 4-20 mA HART loops or digital I\/O lines from propagating to adjacent module slots. Dedicated redundant Fieldbus traces deliver high-speed data transmission between inserted FBMs and control processors without signal attenuation or cross-talk interference.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the P0926JM baseplate require separate bus terminators on the primary communication port?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The baseplate provides signal pass-through tracks, but technicians must install a dedicated 9-pin terminator (such as the Foxboro P0916RB) on the open port of the final baseplate in a chain to absorb signal reflections.\u003c\/p\u003e\n\u003cp\u003eQ: Can maintenance personnel mix analog and digital Fieldbus Modules within the same P0926JM unit?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Each of the eight module slots uses standardized backplane keying and power connections, supporting mixed deployment of analog input, analog output, and discrete I\/O FBMs.\u003c\/p\u003e\n\u003cp\u003eQ: How does backplane power redundancy function across the eight module positions?\u003c\/p\u003e\n\u003cp\u003eA: Dual 24 VDC power terminals accept primary and secondary power feeds directly onto the baseplate logic board, distributing diode-isolated power rails across all eight FBM slots to ensure uninterrupted operation during a power supply fault.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eSnap the baseplate assembly directly onto a standard 35 mm DIN rail inside the control cabinet, confirming that the spring-loaded mounting clips fully latch onto the rail edge. Fasten cabinet earth ground conductors to the baseplate grounding stud using low-impedance copper braided straps to establish reliable noise shielding. When joining multiple P0926JM units in a cluster, align the inter-baseplate bus connectors carefully before pressing adjacent units together, and secure all terminal block retention screws to prevent contact resistance from operational cabinet vibration.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43102969397338,"sku":"P0926JM","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/306_49f4e77b-fa01-4047-956e-d08e956cfe63.jpg?v=1774318709","url":"https:\/\/www.spareoil.com\/products\/8-slot-fbm-communication-baseplate-foxboro-p0926jm-i-a-series","provider":"SpareOil Automation","version":"1.0","type":"link"}