{"product_id":"1769-l33er-a-allen-bradley-compactlogix-controller","title":"1769-L33ER\/A Allen-Bradley CompactLogix Controller","description":"\u003ch2\u003eAllen-Bradley 1769-L33ER\/A CompactLogix 5370 L3 Controller\u003c\/h2\u003e\n\u003cp\u003eConfigured for EtherNet\/IP control execution in CompactLogix 5370 L3 automation networks, the \u003cstrong\u003eAllen-Bradley 1769-L33ER\/A\u003c\/strong\u003e (\u003cstrong\u003e1769-L33ER\u003c\/strong\u003e PAC Controller) provides direct physical and electrical execution through dual Ethernet communication ports, USB programming interface, and local 1769 I\/O expansion capability.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1769-L33ER\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eCompactLogix 5370 L3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.73 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompactLogix modular controller form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e4.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Type\u003c\/td\u003e\n\u003ctd\u003eProgrammable Automation Controller (PAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e2 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-volatile Storage\u003c\/td\u003e\n\u003ctd\u003e1 GB SD card included, expandable to 2 GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eDual Ethernet 10\/100 Mbps ports, 1 USB port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocols\u003c\/td\u003e\n\u003ctd\u003eEtherNet\/IP, Open Socket, DeviceNet via 1769-SDN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtherNet\/IP Nodes\u003c\/td\u003e\n\u003ctd\u003eMaximum 32 nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal I\/O Expansion\u003c\/td\u003e\n\u003ctd\u003eUp to 16 Compact I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTasks \/ Programs\u003c\/td\u003e\n\u003ctd\u003e32 tasks, up to 100 programs per task\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003eDIN rail or panel mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and CompactLogix Control Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1769-L33ER\/A controller integrates embedded dual Ethernet ports with an internal switch function for EtherNet\/IP communication. The ports support Device Level Ring (DLR) topology for network configuration requiring ring-based communication paths.\u003c\/p\u003e\n\u003cp\u003eThe controller provides firmware flash compatibility through removable SD card storage and supports application transfer, firmware updates, and controller data backup functions. EtherNet\/IP deterministic network behavior is maintained through native Logix platform communication handling.\u003c\/p\u003e\n\u003cp\u003eThe CompactLogix 5370 L3 architecture supports I\/O density scaling through up to 16 local 1769 expansion modules distributed across multiple banks. The controller provides communication access for HMI, SCADA, remote devices, and industrial network components.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1769-L33ER\/A require a battery for application memory retention?\u003cbr\u003eA: No. The controller uses internal energy storage and non-volatile SD card storage for application retention without a replaceable battery.\u003c\/p\u003e\n\u003cp\u003eQ: What Ethernet communication functions are integrated into the controller?\u003cbr\u003eA: The controller provides two embedded 10\/100 Mbps Ethernet ports with EtherNet\/IP support, DLR capability, and open socket communication functions.\u003c\/p\u003e\n\u003cp\u003eQ: How many local I\/O modules can be connected to the controller?\u003cbr\u003eA: The controller supports up to 16 local Compact I\/O modules within the CompactLogix 5370 L3 system architecture.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the controller on a properly grounded DIN rail or panel mounting surface according to CompactLogix installation requirements. Maintain separation between Ethernet communication cables and high-voltage or high-current wiring to reduce electrical interference.\u003c\/p\u003e\n\u003cp\u003eUse shielded industrial Ethernet cables where required by the application environment. Terminate cable shields according to site grounding practices and avoid multiple uncontrolled grounding paths.\u003c\/p\u003e\n\u003cp\u003eVerify power wiring polarity, controller grounding, and module connection alignment before energizing the system. Confirm firmware compatibility between the controller, Logix programming environment, and connected 1769 I\/O modules before commissioning.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43665109090394,"sku":"1769-L33ER\/A","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1769-L33ER1.jpg?v=1784174431","url":"https:\/\/www.plcmasters.com\/products\/1769-l33er-a-allen-bradley-compactlogix-controller","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}