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Allen Bradley

Allen Bradley PanelView 550 Monochrome Keypad HMI (2711-K5A5L11)

Allen Bradley PanelView 550 Monochrome HMI with Keypad.

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ManufacturerAllen Bradley

Part number2711-K5A5L11

Display 5.5" Monochrome LCD (Blue Mode)

Input Keypad (10 Function Keys)

Resolution 320 x 234 pixels

Communication RS-232 (DH-485)

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12-month warranty

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

5.5" Monochrome LCD Keypad Interface Real-time Clock RS-232 (DH-485) Communication Field-Replaceable Battery 2 Million Press Actuation Rating

Product description

The Allen-Bradley 2711-K5A5L11 is a PanelView 550 operator terminal featuring a 5.5-inch monochrome LCD blue mode display and a durable keypad for operator input. It includes 10 function keys and has an actuation rating of 2 million presses. The terminal supports an RS-232 (DH-485) communication port and has a real-time clock with a field-replaceable battery for data timestamping.

This HMI is designed for industrial control and monitoring applications where a clear, reliable interface is needed. Its robust construction and straightforward keypad operation make it suitable for various manufacturing and process environments. The 240 KB of non-volatile memory stores application objects, text, and bitmaps for quick access.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the 2711-K5A5L11. We provide access to essential and often obsolete industrial automation components, ensuring your systems can be maintained and operated effectively.

Technical specifications

Display	5.5" Monochrome LCD (Blue Mode)
Input	Keypad (10 Function Keys)
Resolution	320 x 234 pixels
Communication	RS-232 (DH-485)
Memory	190 KB Runtime, 240 KB Non-volatile
Power	24V DC
Backlight Life	10,000 Hours
Actuation Rating	2 Million Presses

Common applications

Machine Control

Process Monitoring

HMI Applications

Industrial Automation

Operator Interface

Manufacturing Environments

Compatible systems

Systems using RS-232 (DH-485) communication protocols

Also known as

Allen Bradley PanelView 550 2711 K5A5L11 Monochrome HMI

Replaces / compatible with

This unit is discontinued by the manufacturer but remains a functional option for existing PanelView 550 systems. Consider migration to newer PanelView models for future-proofing.

Technical note

Expert tip

The keypad membrane is rated for 2 million presses; avoid using sharp objects to prevent damage.

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Frequently asked questions

What is the display type and resolution of the Allen Bradley 2711-K5A5L11?

The Allen Bradley 2711-K5A5L11 features a 5.5-inch monochrome LCD display with a blue mode. Its resolution is 320 x 234 pixels, providing clear visuals for operator interaction.