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Allen Bradley ControlLogix 1756-L83ESK

Product image is representative; revision or series may vary. Contact us to request a specific version.

1756-L83ESK

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The 1756-L83ESK from Allen Bradley is an advanced controller designed for flexible connectivity and high processing capabilities. It features both EtherNet/IP and USB interfaces, along with substantial memory and I/O capacity.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1756-L83ESK

ManufacturerAllen Bradley
Product TypeController
Product LineControlLogix
Part Number1756-L83ESK
Weight1.00 lbs (0.45 kg)
InterfacesEtherNet/IP, USB
RAM10 MB
Safety Memory5 MB
Maximum Ethernet Nodes250
Controller RedundancyYes
Maximum Digital I/O128,000
Maximum Analog I/O4000
Non-Volatile Storage4 GB
Slot Width1
EnclosureOpen
Temperature CodeT4
Conformal CoatedYes
CertificationsCE, UKCA, c-UL-us
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The Allen Bradley 1756-L83ESK controller is designed for robust performance in industrial environments. This unit provides dual interface options with EtherNet/IP and USB, enabling seamless connectivity. It is equipped with a RAM of 10 MB and 5 MB of safety memory, ensuring adequate resource allocation for operational tasks and safety applications.

With its ability to connect a maximum of 250 Ethernet nodes, this controller accommodates extensive network configurations. It also includes redundancy features, which enhance reliability in critical applications. Supporting up to 128,000 digital I/O and 4000 analog I/O points, the 1756-L83ESK can handle substantial input and output requirements, making it suitable for complex control processes.

This model offers 4 GB of non-volatile storage, allowing for secure retention of data and configurations. Designed with a single slot width, it fits seamlessly into compatible chassis layouts. Additionally, the open-type enclosure promotes easy access and ventilation during operation. It is designed to operate within a temperature code of T4 and features conformal coating for added environmental protection.

The 1756-L83ESK meets several certifications, including CE, UKCA, and c-UL-us, confirming its compliance with international safety standards. This controller is versatile and built for reliability, making it an integral component for advanced automation systems.