Allen-Bradley 2711-K5A15L1 PanelView 550 Keypad HMI

Product Overview

The Allen-Bradley 2711-K5A15L1 is a PanelView 550 Operator Terminal featuring a 5.5-inch monochrome LCD blue-mode display and a stainless steel domed membrane keypad. This compact terminal provides ControlNet communication and RS-232 printer connectivity, making it ideal for localized machine-level control in space-limited industrial panels.

Key Specifications

• Display Size: 5.5 inches
• Display Type: Monochrome LCD blue mode
• Input Type: Keypad (F1–F10 function keys, numeric keypad)
• Input Power: 24 VDC
• Communication: ControlNet, RS-232 printer port
• Application Memory: 170 KB runtime
• Backlight: LED, replaceable with 2711-NL1
• Weight: 2.81 lbs (1.28 kg)

Features

1. Compact 5.5-inch display fits into small control enclosures and machine panels
2. Stainless steel domed membrane keypad provides 1 million press durability
3. ControlNet port enables high-speed deterministic network communication
4. RS-232 printer port supports alarm and data logging output
5. Real-time clock with battery backup timestamps critical operational events

FAQ

Q: What cable is required for ControlNet communication?
A: The 2711-NC13 communication cable is required for connecting the terminal to a ControlNet network.

Q: Is the backlight replaceable?
A: Yes. The LED backlight can be replaced using part number 2711-NL1 when brightness degrades.

Q: What is the product lifecycle status?
A: The 2711-K5A15L1 has been discontinued by the manufacturer. Surplus and refurbished units remain available.

Installation Guide

• Prepare a panel cutout of 7 × 10 inches for proper mounting
• Connect 24 VDC power to the terminal input block
• Attach ControlNet cables using the 2711-NC13 cable assembly
• Connect an RS-232 printer if alarm logging is required
• Configure the terminal using PanelBuilder32 software
• Verify keypad function and display visibility before commissioning

Selection Tips

• The PanelView 550 is designed for compact, machine-level HMI applications
• Verify ControlNet network infrastructure before selecting this model
• For touchscreen input, consider the 2711-T5A10L1 variant
• Ensure 24 VDC power is available; for AC power, select the 2711-K5A1 series