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Allen Bradley PLC 3 1775-L3

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1775-L3

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The Allen Bradley 1775-L3 is designed as a single-slot CPU module for reliable control applications. Operating within a supply voltage range of 5 to 15 VDC, it supports a 5V backplane load of 6A, with additional auxiliary power draw specifications of 40mA at 15V.

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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 1775-L3

ManufacturerAllen Bradley
Product TypeSingle-slot CPU module
Product LinePLC 3
Part Number1775-L3
Weight3.63 lbs (1.64 kg)
Supply Voltage Range5 to 15 V DC input
5V Backplane Load6 A at 5 V DC
15V Auxiliary Draw40 mA at 15 V DC
Module Form FactorSingle-slot chassis mount
Processor TechnologyBit-slice microprocessor
Expansion Bus Access4 × 50-pin expansion ports
Compatible ChassisPLC-3 main and expansion racks
Instruction Capability70+ ladder instructions
Extended InstructionsAdvanced math and control set
Connector StyleBackplane edge connector
Operating Temperature0 to 60 °C
Relative Humidity5% to 95% non-condensing
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The 1775-L3 module by Allen Bradley serves as a single-slot CPU, intended for use in PLC-3 systems. It accepts a supply voltage that spans from 5 to 15 V DC, which provides versatility in various applications. For power management, the CPU draws a load of 6 A at 5 V DC and an auxiliary current of 40 mA at 15 V DC.

Designed to fit into a single-slot chassis, this model is easily installed in compatible PLC-3 main and expansion racks. It employs a bit-slice microprocessor, a technology conducive to efficient processing. The module allows access to four 50-pin expansion ports, facilitating additional connectivity and expanding functional capabilities.

The instruction capabilities of the 1775-L3 are noteworthy, featuring more than 70 ladder instructions that streamline logical operations. Additionally, it includes an extended set of instructions for advanced mathematical operations and control tasks, enhancing its utility in complex applications.

For connection, it utilizes a backplane edge connector ensuring secure communication with other system components. This module functions effectively within an operating temperature range of 0 to 60 °C and is resistant to ambient humidity levels between 5% to 95%, non-condensing.

Revision Part #Also known as
1775-L3 Ser A1775-L3/A, Series A, Rev A
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