{"product_id":"honeywell-fc-iota-r24-redundant-iota-24-point-module","title":"Honeywell FC-IOTA-R24 Redundant IOTA 24-Point Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell FC-IOTA-R24 (Part Number 51306505-175)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-availability Redundant Input\/Output Termination Assembly (IOTA) for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell Fail-Safe Control (FSC)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSafety Manager\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitectures. This module provides a high-density physical bridge between field wiring and redundant I\/O modules, enabling a \"fail-over\" capability that maintains process control even if a single I\/O module malfunctions. We supply this assembly as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, providing the hardware foundation required for SIL 3-capable safety loops where zero downtime is mandatory.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe FC-IOTA-R24 manages power distribution and signal routing across 24 independent termination points with high current-carrying capacity.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e51306505-175\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFC-IOTA-R24\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC (-15% to +30%)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Load\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 A (Total Supply)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTermination Points\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 Screw-type terminals\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eReverse polarity (integrated parallel diode)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 °C to +70 °C (-40 °F to +158 °F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e44.32 cm x 12.07 cm x 6.4 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.56 kg (1.23 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCE, UL\/TUV (Pending), RoHS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFault-Tolerant Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe assembly supports dual-module mounting, allowing two I\/O modules to work in parallel. This redundancy eliminates single points of failure in the I\/O subsystem, ensuring the safety system continues to monitor process variables during hardware maintenance or faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Power Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEquipped to handle a total supply load of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eup to 10 A\u003c\/strong\u003e, the FC-IOTA-R24 powers high-density digital and analog signals without thermal throttling. The integrated parallel diode provides instant reverse polarity protection, shielding the FSC backplane from wiring errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWide-Range Environmental Tolerance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineered for unconditioned cabinets, this assembly operates reliably from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-40 °C to +70 °C\u003c\/strong\u003e. This resilience makes it suitable for remote oil and gas installations, refineries, and offshore platforms where temperature fluctuations are common.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Field Wiring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 24 termination points utilize heavy-duty screw-type terminals. This design simplifies cable management and ensures secure electrical contact under high-vibration conditions, common in heavy manufacturing and power generation environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the FC-IOTA-R24 for both analog and digital signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The FC-IOTA-R24 provides the physical termination and communication pathway for both analog and digital safety signals, provided you install the compatible redundant I\/O modules on the assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the redundancy switch-over work on this IOTA?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe IOTA acts as a passive backplane for two active I\/O modules. The Safety Manager logic controls the redundancy; if the primary module fails, the secondary module immediately maintains the field signal processing through the shared termination points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this part number (51306505-175) include the I\/O modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. This part number refers specifically to the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTermination Assembly (IOTA)\u003c\/strong\u003e. You must purchase the redundant I\/O modules separately to complete the hardware set.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the condition of the 51306505-175 units you ship?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe guarantee every\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e51306505-175 is 100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand original. Each unit arrives in its original Honeywell factory packaging with full technical documentation for SIL 3 compliance verification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":42870910386266,"sku":"FC-IOTA-R24","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/3.1_009271ab-de4e-49f6-abcd-a985c4c4f32e.jpg?v=1776671918","url":"https:\/\/www.spareoil.com\/products\/honeywell-fc-iota-r24-redundant-iota-24-point-module","provider":"SpareOil Automation","version":"1.0","type":"link"}