{"product_id":"1769-l30er-allen-bradley-5370-l3-programmable-automation-controller","title":"1769-L30ER Allen-Bradley 5370 L3 Programmable Automation Controller","description":"\u003ch2\u003eAllen-Bradley 1769-L30ER CompactLogix 5370 L3 Controller\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1769-L30ER\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1769-L30ER\u003c\/strong\u003e Programmable Automation Controller, operates as a dedicated hardware component for integrated control, dual-port Ethernet networking, and motion interface processing within the CompactLogix 5370 L3 platform.\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\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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-L30ER\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.06 lbs (0.48 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 5370 L3 Chassis Profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 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 Maximum Power Dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e1 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController Capacity\u003c\/td\u003e\n\u003ctd\u003e32 Tasks; 100 Programs per Task\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal I\/O Module Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 16 local 1769 I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Network Ports\u003c\/td\u003e\n\u003ctd\u003e2 x 10\/100 Mbps Ethernet Ports, 1 x USB 2.0 Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Node Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 16 Ethernet\/IP Nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotion Control Axis Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 4 motion axes over Ethernet\/IP (CIP Motion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw\u003c\/td\u003e\n\u003ctd\u003e500 mA at 5 VDC \/ 225 mA at 24 VDC (Base specification); 1.0 A at 5 VDC Max Backplane allocation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e30 V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Media\u003c\/td\u003e\n\u003ctd\u003eSD Card Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen-Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, UL, CSA, IECEx, ATEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Architecture\u003c\/h3\u003e\n\u003cp\u003eThe embedded dual Ethernet ports utilize an internal switch mechanism to execute Device Level Ring (DLR) network topologies directly at the machine level, providing alternate routing paths during physical cable breakage. Backplane bus communication velocity remains fixed for local 1769 modules while the integrated processor engine handles deterministic CIP Motion and CIP Sync protocols. This dedicated network setup permits I\/O density scaling up to 16 local modules and synchronizes up to 4 motion axes via EtherNet\/IP deterministic networks without requiring specialized external hardware interfaces. Firmware flash compatibility checks protect the internal memory execution paths from non-deterministic scan interruptions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the 1769-L30ER controller handle physical network failures when wired in a ring configuration?\u003c\/p\u003e\n\u003cp\u003eA: The dual Ethernet ports support Device Level Ring (DLR) topology. When a break occurs in the network ring, the controller detects the loss of beacon packets and shifts the communication path within milliseconds to maintain active connection states with external nodes.\u003c\/p\u003e\n\u003cp\u003eQ: Can local 1769 I\/O modules be hot-swapped while this controller is actively executing logic?\u003c\/p\u003e\n\u003cp\u003eA: No, the CompactLogix 5370 L3 hardware platform does not support Removal and Insertion Under Power (RIUP). Attempting to remove or insert a module while the backplane is energized will disrupt bus communications and trigger a major controller fault.\u003c\/p\u003e\n\u003cp\u003eQ: What is the purpose of the built-in USB 2.0 port during field deployment?\u003c\/p\u003e\n\u003cp\u003eA: The integrated USB port functions exclusively as a local programming, configuration, and firmware flash interface. It cannot be used to bridge network traffic or connect standard industrial serial peripherals.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Rail Grounding\u003c\/strong\u003e: Mount the controller onto an open-style, zinc-plated steel DIN rail. Ensure a direct copper grounding strap connects the rail structure to the main equipment enclosure ground to mitigate electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Bus Retention\u003c\/strong\u003e: Slide the adjacent 1769 I\/O module into the side tongue-and-groove guides of the controller, then fully slide the bus levers to the locked position to ensure internal electrical contact across the multi-pin backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEthernet Cable Routing\u003c\/strong\u003e: Route all Category 5e or Category 6 industrial-grade shielded twisted-pair (STP) Ethernet cables away from high-voltage motor supply lines and variable frequency drives to prevent inductive noise coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Clearances\u003c\/strong\u003e: Maintain a mandatory 50 mm clearance zone above, below, and to the sides of the controller housing to permit natural convective airflow and prevent internal heat accumulation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":44419219587171,"sku":"1769-L30ER","price":310.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/215._679ea1ca-c4f3-421d-b217-e0b65b647116.jpg?v=1785312697","url":"https:\/\/www.autocontrolglobal.com\/products\/1769-l30er-allen-bradley-5370-l3-programmable-automation-controller","provider":"AutoControl Global","version":"1.0","type":"link"}