{"product_id":"alerton-vlc-444-bacnet-field-controller-with-4-universal-inputs-and-8-outputs-for-fan-coil-units","title":"Alerton VLC-444 BACnet Field Controller with 4 Universal Inputs and 8 Outputs for Fan Coil Units","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe Alerton VLC-444 is a fully programmable BACnet field controller designed for fan coil units and other terminal HVAC equipment requiring reliable direct digital control. Featuring four universal inputs and eight outputs, the VLC-444 provides precise temperature regulation, flexible equipment control, and seamless integration into BACnet building automation systems.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlerton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilding Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVLC-444\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBACnet Field Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVisualLogic® BACtalk®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProgrammable DDC Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBACnet MS\/TP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFan Coil Units and Terminal HVAC Equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUniversal Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eController Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Digital Control (DDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgramming Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlerton VisualLogic™\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMemory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNonvolatile Flash Memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStand-Alone Operation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePanel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLED Power and Communication Indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFan Coil Units, Unit Ventilators, Heat Pumps, Small Air Handling Units, Commercial HVAC Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndoor Commercial Installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003eVLC-444\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe VLC-444 is part of the Alerton VisualLogic® BACtalk® family of programmable field controllers developed for distributed HVAC automation applications. Designed specifically for fan coil units and terminal equipment, the controller combines native BACnet MS\/TP communication with stand-alone programmable operation, allowing it to continue executing control logic even if network communication is interrupted. Applications are created using Alerton's VisualLogic graphical programming software, while configuration and operating data are securely stored in nonvolatile Flash memory for dependable long-term performance. Its compact industrial design and flexible I\/O architecture make the VLC-444 well suited for office buildings, hotels, hospitals, schools, and other commercial facilities requiring efficient zone-level HVAC control.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNative BACnet MS\/TP communication: Integrates directly into BACnet building automation networks.\u003c\/li\u003e\n\u003cli\u003eFour universal inputs: Supports temperature sensors, dry contacts, voltage, and other compatible field signals.\u003c\/li\u003e\n\u003cli\u003eEight control outputs: Provides reliable control of fans, valves, relays, and auxiliary HVAC equipment.\u003c\/li\u003e\n\u003cli\u003eFully programmable logic: Configured using Alerton VisualLogic™ programming software.\u003c\/li\u003e\n\u003cli\u003eStand-alone operation: Continues executing programmed sequences without a supervisory controller.\u003c\/li\u003e\n\u003cli\u003eHigh-speed processor: Delivers rapid execution of HVAC control algorithms.\u003c\/li\u003e\n\u003cli\u003eNonvolatile Flash memory: Retains programs and configuration without battery backup.\u003c\/li\u003e\n\u003cli\u003eOptimized for fan coil systems: Designed specifically for terminal HVAC equipment.\u003c\/li\u003e\n\u003cli\u003eEnergy-efficient operation: Improves comfort while reducing HVAC energy consumption.\u003c\/li\u003e\n\u003cli\u003eIntegrated diagnostics: LED indicators simplify commissioning and troubleshooting.\u003c\/li\u003e\n\u003cli\u003eIndustrial-grade construction: Built for continuous commercial operation.\u003c\/li\u003e\n\u003cli\u003eFlexible installation: Compact design for control panel or equipment enclosure mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe VLC-444 delivers the reliability and precision required for fan coil control, terminal HVAC automation, and BACnet-based building management systems.\u003c\/p\u003e","brand":"Alerton","offers":[{"title":"Default Title","offer_id":52175338766634,"sku":"VLC-444","price":635.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1200_51f42c66-45a7-44f7-b4aa-7eb82b06359a.png?v=1785959865","url":"https:\/\/iqelectro.com\/products\/alerton-vlc-444-bacnet-field-controller-with-4-universal-inputs-and-8-outputs-for-fan-coil-units","provider":"IQElectro","version":"1.0","type":"link"}