Replace Industrial
UPC10612598876027
BrandAllen-Bradley
SeriesControlLogix
UNSPSC32151705
Weight0.25 kg (0.55 lb)
EnclosureNone
I-O Memory0.98 MB
RedundancyFull Support
Maximum I-O128,000
Module TypeProcessor Module
User Memory4MB
ManufacturerRockwell Automation
Communication1 port USB
Operating shock30G
Isolation Voltage30 Volts Continuous
Power Dissipation2.5 Watts
Relative Humidity5-95 percent
Maximum Analog I-O4,000
Nonvolatile Memory1 GB (1784-SD1 ships with every controller) 2 GB (1784-SD2)
Maximum Digital I-O128,000
Thermal Dissipation8.5 BTU per hour
Programming SoftwareRSLogix 5000
Programming LanguagesRelay ladderStructured textFunction blockSFC"
USB Port CommunicationProgramming, configuration, firmware update, and on-line edits only
Part Number/Catalog No.1756-L72
Current Draw (5.1 Volts)800 milliamps
Current Draw (1.2 Volts DC)5 milliamps
Backplane Current (1.2 Volts DC)5 mA
Backplane Current (5.1 Volts DC)800 mA
Allen-Bradley

1756-L72

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Ready to ShipPLCsControlLogix 1756

The Allen-Bradley 1756-L72 is a ControlLogix Processor Module by Rockwell Automation, providing 4MB of user memory and supporting up to 128,000 digital I/O. It features a USB port for programming and configuration, and integrates seamlessly with RSLogix 5000 software for diverse application needs.

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About the Allen-Bradley 1756-L72

The Allen-Bradley 1756-L72 is a part of Rockwell Automation's ControlLogix family of controllers. This controller is designed to offer high-performance computing capabilities for industrial applications that require a scalable control system. With its advanced architecture, it provides a robust platform for complex processes control and is widely used in automation environments for its reliability and powerful performance attributes.

Technical Specifications

The 1756-L72 ControlLogix processor comes with a memory of 4 MB, which is essential for handling large applications with ease. It features a Dual-core processor that helps to execute demanding control strategies with high efficiency. Additionally, it supports 32 tasks, 100 programs per task, and an event task, making it versatile in application scope. The controller operates well in a temperature range of 0 to 60 degrees Celsius, accommodating various industrial environments.

Communication Capabilities

Communication is one of the strong suits of the 1756-L72 processor. It has built-in Ethernet/IP capabilities allowing for seamless integration with other devices and systems. This enhances connectivity and data-sharing across plant floors and even between facilities. Furthermore, it supports multiple communication protocols including ControlNet, and DeviceNet, and has the capacity to handle up to 128 EtherNet/IP devices.

Programming and Software

To program the 1756-L72, users make use of Rockwell Automation's RSLogix 5000 software (later versions are referred to as Studio 5000 Logix Designer). This software environment provides an array of tools for programming, configuration, and maintenance. The software is user-friendly and offers a graphical interface for simplified programming and diagnostics, which in turn helps to reduce development time and simplify troubleshooting.

Safety and Certification

Safety is paramount in industrial control systems, and the Allen-Bradley 1756-L72 complies with international safety standards. It is TÜV-certified for functional safety up to SIL 2/PLd, which means it meets stringent requirements for safety-related applications. Additionally, the controller has a variety of certifications including CE, C-Tick, and UL, assuring its quality and reliability in different regions and use cases.

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