2711-K3A5L1

Overview of Allen Bradley 2711-K3A5L1 PanelView 300

The Allen Bradley 2711-K3A5L1 PanelView 300 is a compact human-machine interface (HMI) designed for seamless operator control and monitoring in industrial environments. This model offers a 3-inch monochrome LCD with LED backlight, enabling clear visibility of operational data and alarm statuses even under variable lighting conditions. The keypad interface provides tactile input with eight function keys, cursor navigation, and dedicated numeric entry functionality, supporting fast and accurate operator interaction. Its RS-232 (DH-485) communication port allows reliable connections with programmable logic controllers and other automation equipment, further enhanced by an integrated printer port for direct documentation or reporting needs. Designed with industrial-grade durability, the 2711-K3A5L1 features IP54/IP65 (front) and NEMA Type 12/13, 4X indoor ratings, making it suitable for demanding process and manufacturing facilities. This HMI balances ease of use, interface reliability, and practical integration into control panels, establishing itself as a dependable solution for industrial automation tasks.

Key Features of Allen Bradley 2711-K3A5L1 PanelView 300

• 3-inch monochrome transflective LCD with long-life LED backlight
• Keypad interface with 8 programmable function keys, cursor, and numeric entry
• RS-232 (DH-485) communications port for controller connectivity
• RS-232 printer port for on-site documentation requirements
• Compact panel-mount design suitable for confined control enclosures
• NEMA Type 12/13, 4X (indoor), IP54/IP65 environmental protection (front)
• Operates on 24V DC power with low power consumption
• Clear display resolution of 128 x 64 pixels for status and alarm indicators

Technical Specs of 2711-K3A5L1

• Display: 3-inch monochrome LCD, 128 x 64 pixels
• Backlight: LED, with 100,000 hour typical life
• Input: Keypad (8 function, cursor, numeric keys)
• Memory: 170 KB application runtime; 240 KB nonvolatile
• Communication: RS-232 (DH-485), RS-232 printer port
• Power: 18–32V DC (24V DC nominal)
• Ingress Protection: NEMA 12/13, 4X (indoor), IP54/IP65 (front)
• Dimensions (display area): 73 x 42 mm (2.87 x 1.67 in.)
• Dimensions (overall): ~11 x 8 x 6 in.
• Weight: ~3 lbs (shipping)

Applications / Use Case

Allen Bradley 2711-K3A5L1 PanelView 300 provides powerful operator interface capabilities for a variety of industries. Frequently used in manufacturing, process control, and automated assembly lines, this model excels where concise visualization and direct user input are required within space-constrained panels. The 2711-K3A5L1 is ideal for applications such as machine-level monitoring, batch process control, and equipment status/alarm reporting. Its reliable RS-232 (DH-485) communications make it straightforward to integrate with Allen Bradley PLCs and compatible automation networks. The integrated printer port supports on-site log printing, vital for regulated environments that require operational records or traceability. Built to handle demanding plant floors, the terminal’s robust enclosure withstands dust, moisture, and shock, ensuring continuous performance even in tough industrial settings.

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