{"product_id":"05701-a-0285-honeywell-analog-output-pc-board-relay-card","title":"05701-A-0285 Honeywell Analog Output PC Board Relay Card","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp class=\"animating\"\u003e\u003cspan class=\"\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong class=\"\"\u003eHoneywell 05701-A-0285\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eoperates as a high-integrity relay output interface within the Honeywell System 57 control architecture.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis PC board drives field devices by converting low-level logic signals into robust switching actions via electromechanical relays.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eWe supply this component as\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong class=\"\"\u003e100% Brand New\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eoriginal hardware,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003edesigned specifically to integrate with System 57 racks used in gas detection and process monitoring.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIt provides the physical contact closures necessary to trigger alarms,\u003c\/span\u003e\u003cspan\u003e activate ventilation fans,\u003c\/span\u003e\u003cspan\u003e or shut down solenoids during critical process events.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\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 Detail\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\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHoneywell\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\u003e05701-A-0285\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSystem 57 Control Rack\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRelay Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMultiple Form C (SPDT) Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eContact Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 A @ 24 VDC or 120 VAC (Load Dependent)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC Nominal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFull Galvanic Isolation (Logic to Contact)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperational Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40°C to +70°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5% to 95% RH (Non-condensing)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\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\u003eGalvanic Signal Separation:\u003c\/strong\u003e\u003cspan\u003e The 05701-A-0285 incorporates complete galvanic isolation between the sensitive control logic and the output contacts.\u003c\/span\u003e\u003cspan\u003e This architecture prevents field-side electrical surges or ground loops from migrating back to the main controller,\u003c\/span\u003e\u003cspan\u003e maintaining system uptime in high-interference environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eForm C Versatility:\u003c\/strong\u003e\u003cspan\u003e By utilizing Single Pole Double Throw (SPDT) Form C relays,\u003c\/span\u003e\u003cspan\u003e the module offers both Normally Open (NO) and Normally Closed (NC) configurations.\u003c\/span\u003e\u003cspan\u003e This allows engineers to design fail-safe circuits where devices either activate or deactivate upon loss of power or signal.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Response Switching:\u003c\/strong\u003e\u003cspan\u003e Optimized circuitry ensures nearly instantaneous relay activation.\u003c\/span\u003e\u003cspan\u003e This speed is vital for emergency shutdown (ESD) systems where every millisecond counts when closing gas valves or activating suppression systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHarsh Environment Durability:\u003c\/strong\u003e\u003cspan\u003e The board carries a robust environmental rating,\u003c\/span\u003e\u003cspan\u003e functioning reliably in temperatures ranging from -40°C up to +70°C.\u003c\/span\u003e\u003cspan\u003e High-grade gold-plated or silver-alloy contacts resist oxidation,\u003c\/span\u003e\u003cspan\u003e ensuring low contact resistance over years of service.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Rack Integration:\u003c\/strong\u003e\u003cspan\u003e The module slides directly into standard System 57 chassis slots.\u003c\/span\u003e\u003cspan\u003e This plug-and-play design allows for rapid hot-swapping or system expansion without rewiring the entire backplane,\u003c\/span\u003e\u003cspan\u003e significantly reducing maintenance labor costs.\u003c\/span\u003e\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 the 05701-A-0285 directly drive high-current motors?\u003c\/strong\u003e\u003cspan\u003eWhile the 05701-A-0285 handles up to 2 Amps,\u003c\/span\u003e\u003cspan\u003e you should use it to trigger a larger external contactor or motor starter for high-current industrial motors.\u003c\/span\u003e\u003cspan\u003e This protects the onboard relays from excessive inrush current and inductive kickback.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I verify the relay state?\u003c\/strong\u003e\u003cspan\u003eThe System 57 rack typically provides visual status indicators.\u003c\/span\u003e\u003cspan\u003e Additionally,\u003c\/span\u003e\u003cspan\u003e you can utilize the Normally Closed (NC) contacts to create a loop-back signal to the controller for positive confirmation of the relay position.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this board compatible with the TDC 3000 or Experion PKS?\u003c\/strong\u003e\u003cspan\u003eWhile primarily designed for the System 57 gas control platform,\u003c\/span\u003e\u003cspan\u003e this relay card often interfaces with TDC 3000 or Experion systems via a digital gateway or I\/O link to provide localized hardware interlocking.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require periodic calibration?\u003c\/strong\u003e\u003cspan\u003eNo.\u003c\/span\u003e\u003cspan\u003e As an electromechanical switching device,\u003c\/span\u003e\u003cspan\u003e the 05701-A-0285 requires no field calibration.\u003c\/span\u003e\u003cspan\u003e We recommend periodic functional testing to ensure the relay contacts move freely and the field wiring remain secure.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43750717292643,"sku":"05701-A-0285","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/450._b99727b4-4a3c-4e43-adbe-089f04a870de.jpg?v=1776235121","url":"https:\/\/www.autocontrolglobal.com\/hu\/products\/05701-a-0285-honeywell-analog-output-pc-board-relay-card","provider":"AutoControl Global","version":"1.0","type":"link"}