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Allen Bradley PLC 3 1775L1B

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1775L1B

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The 1775L1B module serves as the main processor for the Allen Bradley PLC 3 series. Incorporating an AMD microprocessor, it maintains a processor level of 1, with support for cyclical program execution and memory management applications.

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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 1775L1B

ManufacturerAllen Bradley
Product TypeMain Processor Module
Product LinePLC 3
Part Number1775L1B
Weight2.00 lbs (0.91 kg)
Spare Part/AccessoryYes
Processor LevelLevel 1
Microprocessor OptionAMD Microprocessor
Cyclical Program ExecutionSupported
Memory Management ApplicationsSupported
Number of Required Installation Slots2 Slots
Required Slots Location2 leftmost slots in chassis
Multi-Chassis PLC-3 SystemsSupported if module is installed in chassis 0
Timer and CounterIncluded
I/O Image TableIncluded
Data TableIncluded
High-Speed Programming ScanningSupported
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The 1775L1B, manufactured by Allen Bradley, is a key main processor module designed for the PLC 3 series. Equipped with an AMD microprocessor, it operates at Processor Level 1, facilitating efficient control and monitoring in various applications. This module supports cyclical execution of programs, optimizing operational routines effectively.

Installation requires a total of two slots, which must be the leftmost slots in the chassis. Additionally, the 1775L1B is compatible with multi-chassis PLC-3 systems when it is installed in the designated chassis 0. To enhance its functional capabilities, this module includes essential elements such as timers, counters, an I/O image table, and a data table.

Furthermore, high-speed programming scanning is supported by this module, enabling efficient task executions. With its versatile design and robust processor capabilities, the 1775L1B module significantly contributes to the overall performance of Allen Bradley's PLC 3 automation systems.

Revision Part #Also known as
1775L1B Ser A1775L1B/A, Series A, Rev A
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