{"product_id":"dahua-technology-controller-module-dhi-asc2202b-d","title":"Dahua Technology DHI-ASC2202B-D controller module","description":"\u003cp\u003e\u003cstrong\u003ePlease note: this is a non-returnable item (excluding faulty goods)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDahua Technology DHI-ASC2202B-D is a controller module.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Dahua DHI-ASC2202B-D is a 2-way access controller designed for secure access management. It supports TCP\/IP communication and features dual communication protocols, including RS-485 and Wiegand (W26 and W34). The controller can hold up to 100,000 users and stores 500,000 card swiping records, making it suitable for large-scale deployments.\u003c\/p\u003e\n\u003cp\u003eAdditional functionalities include interlock, group combination, anti-passback, remote unlock, and various alarms such as card reader tamper, intrusion, and incorrect password alerts. It includes a built-in RTC with manual and automatic time synchronization, supports power-off memory protection, online upgrade, watchdog protection, and PoE power supply for flexible installation.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupport TCP\/IP communication\u003c\/li\u003e\n\u003cli\u003eTwo dual communication protocols, RS-485 and Wiegand (W26 and W34)\u003c\/li\u003e\n\u003cli\u003eHolds 100,000 users and stores 500,000 card swiping records\u003c\/li\u003e\n\u003cli\u003eSupport interlock, group combination, anti-passback, remote unlock, and more\u003c\/li\u003e\n\u003cli\u003eSupport card reader tamper alarm, intrusion alarm, door sensor timeout alarm, duress alarm, illegal card exceeding threshold alarm, and incorrect password alarm\u003c\/li\u003e\n\u003cli\u003eBuilt-in RTC, support manual time synchronization and auto time synchronization\u003c\/li\u003e\n\u003cli\u003eSupport power-off memory protection and online upgrade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport watchdog\u003c\/strong\u003e (a device that protects a system from software or hardware failures)\u003c\/li\u003e\n\u003cli\u003eSupport PoE power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are matching this to an existing installation, work from the DHI-ASC2202B-D part number rather than the description.\u003c\/p\u003e","brand":"Dahua Technology","offers":[{"title":"Default Title","offer_id":57533269770613,"sku":"DHI-ASC2202B-D","price":143.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/1216\/0612\/files\/DHI-ASC2202B-D.jpg?v=1788011078","url":"https:\/\/wmestore.co.uk\/products\/dahua-technology-controller-module-dhi-asc2202b-d","provider":"WME","version":"1.0","type":"link"}