• Allen-Bradley 1756-L84E
  • Allen-Bradley 1756-L84E
  • Allen-Bradley 1756-L84E
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Allen-Bradley 1756-L84E ControlLogix 5580 Controller

Allen-Bradley 1756-L84E ControlLogix 5580 Controller

The Allen-Bradley 1756-L84E is a high-performance Programmable Automation Controller (PAC) belonging to the ControlLogix 5580 series. Designed for demanding industrial environments, this controller provides robust processing power and integrated connectivity,...

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SKU: 1756-L84E
Vendor: Allen-Bradley
Category: PLC Controller
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The Allen-Bradley 1756-L84E is a high-performance Programmable Automation Controller (PAC) belonging to the ControlLogix 5580 series. Designed for demanding industrial environments, this controller provides robust processing power and integrated connectivity, making it suitable for large-scale automation, motion control, and complex process applications.

Features

  • Integrated 1 Gb Ethernet port for high-speed communication and EtherNet/IP device support
  • 20 MB of user memory for extensive application logic and data storage
  • USB 2.0 port for local configuration and firmware updates
  • Energy storage solution eliminates the need for traditional batteries
  • 4-character alphanumeric display for status and diagnostic information
  • Supports up to 256 local I/O modules

Applications

  • Automotive and heavy industry assembly line control
  • High-speed packaging systems in food and beverage production
  • Process and safety control in oil, gas, and chemical facilities
  • Plant-wide distributed I/O management for water and wastewater treatment

Technical Specifications

Product Model 1756-L84E
Series ControlLogix 5580
User Memory 20 MB
Max Discrete I/O 128,000 points
Max Analog I/O 4,000 points
Power Requirements 5 mA @ 1.2V DC, 1.20 A @ 5.1V DC
Power Consumption 8 W (typical)
Operating Temperature 0 to 60 degC (32 to 140 degF)
Communication Ports 1x 1Gb Ethernet, 1x USB 2.0

Installation Guidelines

  • Ensure the controller is installed in a ControlLogix chassis with adequate ventilation to maintain operating temperatures within the 0 to 60 degC range.
  • Power down the chassis before inserting or removing the controller module to prevent electrical damage.
  • Use shielded Ethernet cabling for high-EMI environments to ensure reliable communication.
  • Firmware updates should be performed using the ControlFlash or ControlFlash Plus utility via the USB or Ethernet interface.
  • Studio 5000 Logix Designer (Version 28 or higher) is required for full feature support.

FAQ

What is the 1756-L84E?

It is a high-performance Programmable Automation Controller (PAC) from the ControlLogix 5580 family, designed for large-scale industrial systems, real-time processing, motion control, and safety, with an integrated 1 Gb Ethernet port.

How many I/O points does it support?

It supports a maximum of 128,000 discrete I/O points and 4,000 analog I/O points.

Does the controller require a battery?

No, the 1756-L84E utilizes a modern energy storage solution that eliminates the need for a battery to retain volatile memory contents.