{"product_id":"buy-1756-l81ext-allen-bradley-controllogix-temperature-controller","title":"Buy 1756-L81EXT Allen-Bradley ControlLogix | Temperature Controller","description":"\u003ch2\u003e\u003cstrong\u003eAllen-Bradley 1756-L81EXT ControlLogix-XT Extreme Temperature Controller\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eMeet the rugged \u003cstrong\u003eAllen-Bradley 1756-L81EXT\u003c\/strong\u003e - built for harsh industrial environments. This \u003cstrong\u003eControlLogix-XT\u003c\/strong\u003e controller operates in extreme temperatures from \u003cstrong\u003e-25°C to 70°C\u003c\/strong\u003e. The \u003cstrong\u003e1756-L81EXT\u003c\/strong\u003e features conformal coating protection and \u003cstrong\u003e3MB user memory\u003c\/strong\u003e for reliable performance in demanding conditions.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Allen-Bradley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 1756-L81EXT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e ControlLogix-XT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Extreme Temperature Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUser Memory:\u003c\/strong\u003e 3 MB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -25°C to 70°C (standalone)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith Flex I\/O-XT:\u003c\/strong\u003e -20°C to 70°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController Tasks:\u003c\/strong\u003e 32 maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrograms per Task:\u003c\/strong\u003e 1000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Ports:\u003c\/strong\u003e 1 USB, 1 Ethernet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Draw:\u003c\/strong\u003e 1.2A @ 5.1V DC, 5mA @ 1.2V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e 21.2 BTU\/hour\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming Languages:\u003c\/strong\u003e Ladder Logic, Structured Text, FBD, SFC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCommunication Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEtherNet\/IP\u003c\/li\u003e\n\u003cli\u003eDeviceNet\u003c\/li\u003e\n\u003cli\u003eControlNet\u003c\/li\u003e\n\u003cli\u003eRemote I\/O\u003c\/li\u003e\n\u003cli\u003eData Highway Plus\u003c\/li\u003e\n\u003cli\u003eSynchLink\u003c\/li\u003e\n\u003cli\u003eThird-party networks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Areas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePerfect for extreme environments including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOutdoor installations\u003c\/li\u003e\n\u003cli\u003eHigh-temperature manufacturing\u003c\/li\u003e\n\u003cli\u003eCold storage facilities\u003c\/li\u003e\n\u003cli\u003eCorrosive environments\u003c\/li\u003e\n\u003cli\u003eWashdown areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eQuality Guarantee\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWe provide \u003cstrong style=\"color: #2e86ab;\"\u003e12-month product warranty\u003c\/strong\u003e. Fast international shipping via \u003cstrong\u003eFedEx, UPS, and DHL\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does XT mean in the model number?\u003c\/strong\u003e\u003cbr\u003eXT stands for Extended Temperature, meaning it operates in wider temperature ranges.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is conformal coating?\u003c\/strong\u003e\u003cbr\u003eIt's a protective layer that shields electronics from moisture, dust, and chemicals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many programs can it handle?\u003c\/strong\u003e\u003cbr\u003eIt supports 32 tasks with up to 1000 programs per task.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat temperature range does it support?\u003c\/strong\u003e\u003cbr\u003e-25°C to 70°C standalone, -20°C to 70°C with Flex I\/O-XT.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat communication ports are included?\u003c\/strong\u003e\u003cbr\u003eIt has one USB port and one embedded Ethernet port.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNeed detailed specifications? \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/1756_ControlLogix_I_O_Modules_Specifications.pdf?v=1758762502\"\u003eDownload the complete product manual here.\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e© 2025 Ubest Automation Limited. All rights reserved.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOriginal Source: \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e\u003c\/strong\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e | Phone: \u003ca href=\"https:\/\/wa.me\/86861800005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51116322226458,"sku":"1756-L81EXT","price":157.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/1756-L81EXT_0081577d-a1aa-4dbd-aaaa-ceabf1420058.jpg?v=1759041036","url":"https:\/\/www.ubestplc.com\/pt\/products\/buy-1756-l81ext-allen-bradley-controllogix-temperature-controller","provider":"Ubest Automation Limited","version":"1.0","type":"link"}