{"product_id":"p0926hm-foxboro-i-a-series-field-termination-assemblies","title":"P0926HM Foxboro I\/A Series Field Termination Assemblies","description":"\u003ch2\u003eFoxboro P0926HM Field Termination Assembly\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eFoxboro P0926HM\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eP0926HM\u003c\/strong\u003e Termination Assembly Module, operates as a dedicated hardware component for field signal wire termination and signal routing within Foxboro I\/A Series DCS platforms. It interfaces up to 8 isolated analog output channels directly with FBM218 HART redundant output modules, maintaining bidirectional digital communication over standard 4-20 mA loops across 4-slot horizontal baseplate assemblies.\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\u003eP0926HM\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\u003e0.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e14.7 cm x 5.15 cm x 11.4 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e8.5 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (redundant supply)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Count\u003c\/td\u003e\n\u003ctd\u003e8 isolated analog output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaseplate Slots\u003c\/td\u003e\n\u003ctd\u003e4-slot horizontal configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Level\u003c\/td\u003e\n\u003ctd\u003eConformal coated PCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Options\u003c\/td\u003e\n\u003ctd\u003eDIN rail or cabinet installation\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 \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe P0926HM termination assembly provides point-to-point field termination paths for 4-20 mA HART loop protocol telemetry, allowing bidirectional digital HART signals to pass through to host DCS processors without signal attenuation. Integrated channel-to-channel isolation circuits prevent field-side common-mode noise and ground potential differences from interfering with adjacent analog outputs. The assembly maintains internal reference stability across fieldbus links, protecting cold junction compensation (CJC) and analog-to-digital conversion circuits on connected FBM modules from ground loop transients.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the connected FBM modules be hot-swapped while the P0926HM remains energized?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the unit supports redundant communication pathways and hot-swappable FBM card replacement without interrupting live process loops or field wiring.\u003c\/p\u003e\n\u003cp\u003eQ: What power input is required to operate the P0926HM assembly?\u003c\/p\u003e\n\u003cp\u003eA: The module requires a nominal 24 VDC redundant power input, drawing a maximum power load of 8.5 W.\u003c\/p\u003e\n\u003cp\u003eQ: Does the P0926HM support both 2-wire and 4-wire field devices?\u003c\/p\u003e\n\u003cp\u003eA: The field terminal paths are designed to interface with standard 2-wire and 4-wire HART-compatible field transmitters and control devices.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the P0926HM module horizontally onto a standard DIN rail or cabinet mounting rack. Connect redundant 24 VDC power feeds to the designated power terminals using appropriate wire gauges. Wire field instruments to the terminal blocks using screw or spring-clamp connections, maintaining strict physical separation between signal cables and high-voltage AC conductors. Bond field wiring shield drain wires directly to the main cabinet ground bar to prevent electromagnetic interference from compromising signal accuracy.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43917495402586,"sku":"P0926HM","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/450_066ad25a-ea60-4d42-915c-e95108bd3662.jpg?v=1787796491","url":"https:\/\/www.spareoil.com\/products\/p0926hm-foxboro-i-a-series-field-termination-assemblies","provider":"SpareOil Automation","version":"1.0","type":"link"}