The Allen-Bradley 2711-K5A5 is a compact HMI operator terminal belonging to the PanelView 550 Standard series. Engineered for real-time process monitoring and machine control, this terminal integrates with various controller platforms, including Allen-Bradley PLC-5, SLC 500, CompactLogix, MicroLogix, and ControlLogix systems. Its small form factor and robust performance make it suitable for localized control stations in discrete manufacturing and small-scale automation environments.

Features

• 5.5-inch blue-mode monochrome LCD display with 256 x 128 pixel resolution.
• Keypad interface featuring 10 configurable function keys (F1-F10) for precise command execution.
• Integrated RS-232 serial communication port supporting the DH-485 protocol.
• Field-replaceable LED backlight for extended operational lifespan.
• Supports up to 16 user-generated passwords per application for enhanced security.

Applications

This terminal is designed for industrial environments requiring reliable operator-to-machine interaction. Typical applications include machine status monitoring, alarm management, and setpoint adjustment in small-to-medium scale automation systems.

Technical Specifications

Installation Guidelines

• Ensure the unit is flush-mounted in a suitable enclosure to maintain NEMA/IP ratings.
• Verify that the power supply voltage matches the 85-264 VAC input range before connection.
• Maintain adequate clearance around the unit to ensure proper ventilation and prevent overheating.
• Use shielded communication cables for RS-232 connections to minimize EMI interference.
• Power down the unit before performing any maintenance or replacing the backlight assembly.

FAQ

What controllers are compatible with the 2711-K5A5?

The terminal is compatible with Allen-Bradley PLC-5, SLC 500, CompactLogix, MicroLogix, and ControlLogix systems via the DH-485 protocol.

Can the backlight be replaced in the field?

Yes, the 2711-K5A5 is designed with a field-replaceable LED backlight to ensure long-term operational availability.