• Allen-Bradley 2711-B5A5L1
  • Allen-Bradley 2711-B5A5L1
  • Allen-Bradley 2711-B5A5L1
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Allen-Bradley 2711-B5A5L1 PanelView 550 Operator Terminal

Allen-Bradley 2711-B5A5L1 PanelView 550 Operator Terminal

Description

The Allen-Bradley 2711-B5A5L1 is a PanelView 550 operator terminal designed for reliable human-machine interface (HMI) applications in industrial environments. This DC-powered unit facilitates real-time process monitoring, alarm logging, and operator...

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Availability: Low stock: 10 left

SKU: 2711-B5A5L1
Vendor: Allen-Bradley
Category: Operator Terminal
Related Series:

Shipping & Returns

Reliable Worldwide Delivery

  • Carriers: Shipped via DHL, FedEx, UPS, or USPS.
  • Dispatch: Orders processed in 1-2 business days and dispatched within 3-5 business days.
  • Tracking: Full tracking details provided via email upon shipment.

30-Day Money-Back Guarantee

  • Guarantee: 30-day return window for in-stock, factory-sealed products.
  • Condition: Items must be unopened, unused, and in original packaging.
  • Authenticity: We guarantee 100% original and authentic hardware.

Need more details? Read our fullShipping PolicyandRefund Policy.

Authenticity & Warranty

  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
  • Traceability: All products come with original factory documentation and accessories for full industrial compliance.

Technical Support & Sourcing

  • Expert Assistance: Our technical team provides free consultation to help you verify compatibility for DCS and PLC systems.
  • Rare Part Sourcing: Specializing in obsolete and hard-to-find components from Allen-Bradley, Siemens, ABB, HIMA, and more.
  • Bulk Inquiries: Contact us at pambo@5gplc.com for volume pricing or customized project quotes.
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Description

The Allen-Bradley 2711-B5A5L1 is a PanelView 550 operator terminal designed for reliable human-machine interface (HMI) applications in industrial environments. This DC-powered unit facilitates real-time process monitoring, alarm logging, and operator control by communicating with programmable logic controllers (PLCs). Engineered for demanding settings such as water treatment, food packaging, and chemical processing, the terminal provides a robust interface that helps minimize downtime and improve system reliability.

Features

  • Hybrid input system featuring both an analog resistive touchscreen and a 10-key mechanical function keypad (F1 to F10) for operation in high-vibration environments.
  • 5.5-inch monochrome blue-mode LCD display with a 256 x 128 pixel resolution.
  • Integrated RS-232 communication port supporting DH-485 protocol for connectivity with SLC 500 and MicroLogix controllers.
  • Internal 170 KB application runtime memory with nonvolatile storage for screen and font data.
  • Field-replaceable backlight module (2711-NL1) to extend service life.

Applications

This terminal is suitable for various industrial automation tasks, including local machine control, status monitoring, and alarm management in manufacturing and process control facilities. It is compatible with standard DH-485 network architectures.

Technical Specifications

Model 2711-B5A5L1
Product Line PanelView 550
Power Supply 24 VDC nominal
Display Size 5.5 inches
Display Type Monochrome LCD (Blue Mode)
Resolution 256 x 128 pixels
Input Method Keypad and Touchscreen
Communication RS-232 (DH-485)
Memory 170 KB Application Runtime
Operating Temperature 0 to 55 deg C
Lifecycle Status Discontinued / Obsolete

Installation Guidelines

  • Ensure the terminal is mounted in a panel or enclosure that provides adequate protection against environmental contaminants.
  • Maintain proper clearance around the unit to allow for adequate ventilation and cooling.
  • Use shielded communication cables (e.g., 2711-NC13) to prevent signal interference from high-voltage equipment or EMI sources.
  • Verify that the 24 VDC power supply is stable and properly grounded before connecting to the terminal.
  • Always power down the unit before performing maintenance, such as replacing the backlight module.

FAQ

Is this terminal still in production?

No, the 2711-B5A5L1 is classified as a discontinued or obsolete product. We provide these units as spare parts for existing legacy systems.

What communication protocol does this unit use?

This model utilizes the RS-232 physical interface configured for the DH-485 proprietary network protocol.

Can the backlight be replaced?

Yes, the unit supports the 2711-NL1 field-replaceable backlight module.