{"product_id":"foxboro-fbm218-p0922vw-200-series-datasheet-technical-manual","title":"Foxboro FBM218 P0922VW 200 Series Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eFoxboro FBM218 P0922VW HART Communication Redundant Output Interface Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for digital-to-analog signal conversion and bidirectional data pass-through within Foxboro 200 Series infrastructure networks, the \u003cstrong\u003eFoxboro FBM218 P0922VW\u003c\/strong\u003e (\u003cstrong\u003eFBM218\u003c\/strong\u003e Redundant Output Interface Module) provides direct physical and electrical execution. The hardware operates as an intelligent link layer, executing command distribution and parameters mapping over digital field networks.\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\u003eFBM218 P0922VW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro (by Schneider Electric)\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\u003e0.284 kg (Module only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e10.4 cm x 4.5 cm x 11.4 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eModule: -20 to +70 deg C; Termination Assembly PVC: -20 to +50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal supply input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003e8 isolated output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol Support\u003c\/td\u003e\n\u003ctd\u003eHART instruments compliant to Version 5, 6, or 7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Isolation\u003c\/td\u003e\n\u003ctd\u003e600 VAC for 60 seconds (Channel-to-channel and channel-to-logic\/earth)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFieldbus Speed\u003c\/td\u003e\n\u003ctd\u003eRedundant 2 Mbps HDLC fieldbus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eGalvanic Isolation and HART Communication Protocol\u003c\/h3\u003e\n\u003cp\u003eThe FBM218 incorporates a combination of optical and transformer-based galvanic isolation across all 8 independent output channels. This physical barrier separates the digital circuit logic from field-side loops, shielding internal processors from common-mode voltage spikes up to 600 VAC.\u003c\/p\u003e\n\u003cp\u003eOperating over the 4-20 mA HART loop protocol, each output circuit modulates FSK (Frequency Shift Keying) digital data onto the analog current command signal. This architecture enables the concurrent execution of primary analog variable adjustments alongside secondary digital asset configuration management without mutual channel interference or cross-talk degradation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the FBM218 support hot-swap replacement during live control sequences?\u003c\/strong\u003e A: Yes. The module is engineered for hot-swappable installation into its corresponding modular baseplate slot. Removal or insertion does not disrupt active communications across the redundant 2 Mbps HDLC fieldbus or affect adjacent operational I\/O modules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the FBM218 manage communication failure across the redundant fieldbus?\u003c\/strong\u003e A: The module maintains simultaneous data validation over dual 2 Mbps HDLC channels. If a transmission fault or structural degradation is identified on one bus path, internal logic forces an instantaneous transition to the alternate backplane line without altering output loop values.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What happens to the analog outputs if the controller loses communication with the FBM218?\u003c\/strong\u003e A: The module features configurable failsafe states. Upon loss of backplane communication, the 8 independent output channels transition to pre-determined safe values or maintain their last valid state based on hardware configuration profiles.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseplate Insertion and Mechanical Locking\u003c\/strong\u003e: Align the module with the targeted backplane slot guides. Press down firmly to seat the dual-pin header blocks into the baseplate shroud. Secure the module completely using the integral retention fasteners to prevent intermittent contact due to mechanical vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTermination Assembly Wiring\u003c\/strong\u003e: Route field cables through the certified FBM218 Termination Assembly (TA). For PVC-based termination variants, verify that local environmental ambient conditions remain strictly beneath the +50 deg C threshold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Protocols\u003c\/strong\u003e: Maintain separate wire ways for low-level HART signaling loops. Connect field instrument cable shield drain wires to designated enclosure earth bars; do not ground shield circuits at multiple physical points to eliminate ground loop currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConvective Thermal Management\u003c\/strong\u003e: Maintain a minimum 50 mm clear ventilation perimeter above and below the module baseplate assembly to prevent thermal accumulation from exceeding the +70 deg C module operating limitation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43468306579546,"sku":"FBM218","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/443._255d50f3-7a2e-4e8f-b004-951bdba05a69.jpg?v=1780976270","url":"https:\/\/www.spareoil.com\/products\/foxboro-fbm218-p0922vw-200-series-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}