{"product_id":"fc-io-0002-honeywell-redundant-dual-bus-io-module","title":"FC-IO-0002 Honeywell Redundant Dual-Bus IO Module","description":"\u003ch2 style=\"color: #1a365d; font-size: 14pt; margin-top: 0; margin-bottom: 12px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eThe Honeywell \u003cstrong style=\"color: #1a365d;\"\u003eFC-IO-0002\u003c\/strong\u003e is a high-reliability IO Extender Module engineered exclusively for the Honeywell Safety Manager A.R.T. (Advanced Resilient Technology) architecture. Designed to sit in dedicated positions 20 and 21 within the IO chassis, this essential interface module functions as the primary communication and power backbone between the central Control Processors and individual IO slots. By executing high-speed communication routing, managing localized safety watchdog distributions, and balancing internal 5V logic lines, the FC-IO-0002 ensures optimal deterministic system orchestration. It provides clean electrical separation and seamless signal continuity, allowing safety systems to operate smoothly and maintain maximum uptime across critical industrial plants.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 16px; padding: 0; font-size: 0; line-height: 0;\"\u003e \u003c\/p\u003e\n\n\u003ch2 style=\"color: #1a365d; font-size: 14pt; margin-bottom: 12px;\"\u003eCore Technical Advantages\u003c\/h2\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 6px;\"\u003eSelective Watchdog Isolation\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eThe module routes central watchdog signals directly to individual IO slots. If an error is flagged on a single output channel, the system cuts the watchdog line to that specific card, instantly isolating the malfunction without taking down healthy operational channels.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 6px;\"\u003eDiode OR-ed Power Routing\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eFeaturing dual 5V DC power inputs routed via a diode OR-ed internal configuration, the module seamlessly accepts supply tracks from different sources. This prevents complete logic drops and protects internal backplane operations from minor power supply fluctuations.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 16px;\"\u003eA.R.T. Dual-Bus Redundancy Takeover\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eEach A.R.T. chassis runs two extender units simultaneously. Under normal conditions, the card in slot 20 manages IO bus 1. If it fails, the companion module in slot 21 immediately picks up control of both IO bus 1 and IO bus 2 to maintain uninterrupted data flows.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 16px; padding: 0; font-size: 0; line-height: 0;\"\u003e \u003c\/p\u003e\n\n\u003ch2 style=\"color: #1a365d; font-size: 14pt; margin-bottom: 12px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 500px; margin-bottom: 16px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f7fafc; border-bottom: 2px solid #cbd5e0;\"\u003e\n      \u003cth style=\"padding: 8px; text-align: left; font-weight: bold; color: #2d3748; font-size: 10pt; border: 1px solid #e2e8f0;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; text-align: left; font-weight: bold; color: #2d3748; font-size: 10pt; border: 1px solid #e2e8f0;\"\u003eSpecification Details\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background-color: #ffffff;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0; width: 35%;\"\u003eModule Type\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003eIO Extender Module (Safety Manager A.R.T.)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f8fafc;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eModel Identifier\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003eFC-IO-0002\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eWatchdog Allocation\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003e2 Inputs (10 mA max) \/ 18 Independent Outputs (25 mA max)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f8fafc;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eLogic Supply Input\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003e5V DC, 100 mA (Dual Inputs, Diode OR-ed)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003ePower Outputs\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003e2 Distribution Groups, Current \u0026gt; 1.25 A per group\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f8fafc;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eOn-Board Drop\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003eVoltage Drop: 0.2V \u0026lt; V \u0026lt; 0.8V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eStatus Monitoring\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003eTri-state Status LED indication (OFF, GREEN, RED)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f8fafc;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eDimensions\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003e4 TE width, 3 HE height (4 HP x 3U chassis footprint)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background-color: #ffffff;\"\u003e\n      \u003ctd style=\"padding: 8px; font-weight: bold; border: 1px solid #e2e8f0;\"\u003eCertifications\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #e2e8f0;\"\u003eCE, TUV, UL, CSA\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"margin-bottom: 16px; padding: 0; font-size: 0; line-height: 0;\"\u003e \u003c\/p\u003e\n\n\u003ch2 style=\"color: #1a365d; font-size: 14pt; margin-bottom: 12px;\"\u003eInstallation and Maintenance\u003c\/h2\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 6px;\"\u003eSlot Restrictions and Mechanical Mounting\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eThe FC-IO-0002 must only be mounted into dedicated positions 20 and 21 within the Safety Manager IO rack. Guide the card straight back until its pin layout joins securely with the backplane connectors, then tighten the top and bottom screws to ensure ground connections.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 6px;\"\u003e5V Distribution Group Mapping\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eBe aware of your chassis arrangement during configuration. On non-redundant configurations, Group 1 supplies slots 1–9 and Group 2 covers 10–18. For redundant racks, Group 1 alternates across odd slots (1, 3, 5...) and Group 2 handles even slots (2, 4, 6...).\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 16px;\"\u003eInterpreting the Status LED Indicator\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eMonitor the front panel LED for fast diagnostics. A dark light implies total power loss, a steady GREEN light signals active communication over the IO bus, and a RED light denotes hardware faults or a lack of valid watchdog synchronizations.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 16px; padding: 0; font-size: 0; line-height: 0;\"\u003e \u003c\/p\u003e\n\n\u003ch2 style=\"color: #1a365d; font-size: 14pt; margin-bottom: 12px;\"\u003eEngineering Advantages\u003c\/h2\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 6px;\"\u003eOptimized 3U Power Balancing\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eDividing internal 5V power into two separate groups delivering over 1.25 A each helps prevent total rack failures due to single-point overcurrent shorts, isolating electrical faults to one side of the layout.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 6px;\"\u003eHardware-Driven Error Isolation\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 12px;\"\u003eEquipped with 18 hardware watchdog outputs, the card allows central safety software to cut down specific faulty modules immediately, minimizing plant disruptions by keeping other processes online.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #2c5282; font-size: 11pt; margin-top: 12px; margin-bottom: 16px;\"\u003eSeamless Integration with Safety Manager\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 16px;\"\u003eEngineered specifically for the Safety Manager A.R.T. platform, this module needs no manual parameter tuning. It configures automatically upon power-up, helping accelerate commissioning times and simplify maintenance loops.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 16px; padding: 0; font-size: 0; line-height: 0;\"\u003e \u003c\/p\u003e\n\n\u003ch2 style=\"color: #1a365d; font-size: 14pt; margin-bottom: 12px;\"\u003eTechnical FAQs\u003c\/h2\u003e\n\n\u003cp style=\"margin-bottom: 8px; font-weight: bold; color: #2d3748;\"\u003eQ1: What happens if the IO extender module in position 20 encounters an internal fault?\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px; padding-left: 12px;\"\u003eA1: If the slot 20 module fails, the secondary module in slot 21 immediately picks up control of IO bus 1, running both active buses to maintain plant communications without interruptions.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 8px; font-weight: bold; color: #2d3748;\"\u003eQ2: Why does the 5V power output exhibit a small voltage drop on this module?\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px; padding-left: 12px;\"\u003eA2: The voltage drop (between 0.2V and 0.8V) is a normal byproduct of the internal diode OR-ed protection circuit. This circuit isolates power loops and stops reverse currents from damaging upstream control hardware.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 8px; font-weight: bold; color: #2d3748;\"\u003eQ3: Can the FC-IO-0002 be placed into standard IO slots (1 through 18)?\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 16px; padding-left: 12px;\"\u003eA3: No. The FC-IO-0002 is an interface extender card designed specifically for the tracking lines in slots 20 and 21. Attempting to force the card into standard input\/output positions can cause wiring or backplane damage.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 16px; padding: 0; font-size: 0; line-height: 0;\"\u003e \u003c\/p\u003e\n\n\u003cp style=\"font-weight: bold; margin-bottom: 0;\"\u003eCommercial Contact Email: \u003ca href=\"mailto:sale@etowonauto.com\" style=\"color: #1a365d; text-decoration: underline;\"\u003esale@etowonauto.com\u003c\/a\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":51864144576644,"sku":"FC-IO-0002","price":248.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/FC-IO-0002.jpg?v=1778998377","url":"https:\/\/www.etowonauto.com\/products\/fc-io-0002-honeywell-redundant-dual-bus-io-module","provider":"Etowon Auto","version":"1.0","type":"link"}