Title: Allen-Bradley PanelView 550 2711-K5A16L1 HMI Terminal - Keypad, Monochrome, DH-485, DC Power

Product Overview:
The Allen-Bradley PanelView 550 2711-K5A16L1 is a robust and reliable Human Machine Interface (HMI) terminal designed for industrial automation applications. As part of the highly successful PanelView 550 series, this operator interface provides essential control and monitoring capabilities for a wide range of machinery and processes. Featuring a clear 5.5-inch monochrome display and a durable keypad for operator input, the 2711-K5A16L1 ensures intuitive interaction and precise command execution in demanding industrial environments. Its DH-485 communication port allows for seamless integration with Allen-Bradley programmable logic controllers (PLCs), while its DC power input simplifies installation. This HMI is an ideal solution for enhancing operational efficiency, improving troubleshooting, and providing real-time visibility into your automated systems. It is a cornerstone for legacy system compatibility and new installations requiring dependable operator interaction.

Key Features & Benefits:

PanelView 550 Series Reliability: A proven and widely adopted HMI platform known for its durability and long-term performance in harsh industrial settings.
5.5-inch Monochrome Display: Offers crisp, high-contrast visual feedback for operators, ensuring readability even in varying lighting conditions, while being cost-effective and highly durable.
Keypad Input Interface: Provides tactile feedback for precise data entry and command execution, making it ideal for environments where operators wear gloves or require robust physical interaction.
DH-485 Communication Port: Enables reliable and direct communication with Allen-Bradley SLC 500 and MicroLogix PLCs, ensuring seamless data exchange and control integration.
DC Power Input: Designed for common industrial 24V DC power supplies, simplifying wiring and ensuring stable operation within typical plant power infrastructures.
Industrial-Grade Enclosure: Rated NEMA Type 12/13 and 4X (Indoor Use Only), offering excellent protection against dust, dirt, splashing water, and corrosion, extending the unit's lifespan.
PanelBuilder32 Software Compatibility: Supports the creation and execution of custom HMI applications, allowing for tailored screens, alarm management, data trending, and recipe handling.
Enhanced Operator Control: Facilitates real-time process visualization, alarm annunciation, and direct control over machinery, empowering operators to make informed decisions quickly.
Improved Efficiency & Troubleshooting: By providing immediate access to machine status and process variables, operators can rapidly identify issues, reduce downtime, and optimize production flows.
Legacy System Integration: An excellent choice for maintaining or upgrading existing Allen-Bradley control systems, ensuring continued operation without extensive re-engineering.

Applications:

The Allen-Bradley PanelView 550 2711-K5A16L1 is widely utilized across various industrial sectors for operator interface and machine control, including:
Manufacturing and Assembly Lines
Packaging and Material Handling Systems
Food and Beverage Processing
Pharmaceutical Production
Water and Wastewater Treatment Plants
Chemical Processing Facilities
Building Automation Systems
Discrete Machine Control Panels
Any industrial environment requiring robust and reliable human-machine interaction for monitoring, control, and data entry.

Technical Specifications:

Part Number: 2711-K5A16L1
Part Number (No Special Characters): 2711K5A16L1
Series: PanelView 550
Display Type: Monochrome LCD
Display Size: 5.5 inches (diagonal)
Input Method: Keypad (Function Keys, Numeric Keypad, Navigation Keys)
Communication Port: DH-485 (RS-485)
Power Input: 24V DC (Nominal, typically 18-32V DC range)
Application Memory: 170 KB (approximate)
Total Memory: 240 KB (approximate)
Software Compatibility: PanelBuilder32
Enclosure Rating: NEMA Type 12/13, 4X (Indoor Use Only)
Operating Temperature: 0°C to 55°C (32°F to 131°F)
Storage Temperature: -25°C to 70°C (-13°F to 158°F)
Relative Humidity: 5% to 95% non-condensing
Weight: 2.0 kg (4.4 lbs)