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Allen-Bradley 2711-K5A2
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 2711-K5A2 PanelView 550 is a dependable monochrome Human-Machine Interface (HMI) terminal specifically engineered for fundamental operator control and observation in industrial settings. This resilient unit, a part of the esteemed PanelView 550 series, offers a direct and efficient solution for applications demanding a clear visual interface and tactile input. Though it represents a heritage platform, the 2711-K5A2 remains a valuable option for maintaining current systems or implementing economical human-machine interaction where advanced graphical capabilities are not a priority. Its sturdy construction and demonstrated performance ensure consistent long-term operational stability.Featuring a sharp 5.5-inch monochrome screen, the 2711-K5A2 guarantees readability of vital process data, alerts, and operational status. Operators can easily engage with machinery and processes using its integrated physical keypad, allowing precise control and data input even in demanding industrial environments. Communication with legacy Allen-Bradley Programmable Logic Controllers (PLCs) is effortlessly managed through the integrated DH-485 communication port, ensuring compatibility with established control frameworks. With ample nonvolatile memory and RAM, this PanelView terminal efficiently stores and executes application data, making it a cornerstone for numerous industrial setups that prioritize dependability and user-friendliness.Key Features 5.5-inch Monochrome Display: Delivers crisp, high-contrast black-and-white visuals for clear text, numerical data, and basic graphical elements, ensuring optimal clarity in diverse lighting conditions. Integrated Keypad Input: Incorporates a durable, tactile keypad enabling operators to interact accurately and efficiently with the system, ideal for data entry, navigation, and command execution. DH-485 Communication Protocol: Ensures smooth and reliable connectivity with a broad array of older Allen-Bradley PLCs and control systems utilizing the dependable DH-485 network. 240KB Nonvolatile Memory: Provides generous storage capacity for crucial application programs, configuration settings, and historical data, safeguarding data integrity even during power interruptions. 170KB RAM: Supplies sufficient Random Access Memory for seamless operation and execution of HMI applications, improving system responsiveness. AC Power Operation: Designed to function efficiently on standard AC power sources, simplifying integration into existing industrial electrical infrastructures. Panel Mount Design: Engineered for secure and straightforward installation into control panel openings, offering a professional and integrated appearance. Technical Specifications Product Type: Human-Machine Interface (HMI) Terminal Catalog Number: 2711-K5A2 Series: PanelView 550 Display Size: 5.5 inches Diagonal Display Type: Monochrome Input Method: Keypad Communication Port: DH-485 Memory: 240KB Nonvolatile Memory, 170KB RAM Power Requirement: AC Powered Mounting: Panel Mount Brand: Allen-Bradley Applications Basic Machine Control & Monitoring: Suited for straightforward control panels where operators need to initiate/halt processes, adjust parameters, and observe system status. Simple Operator Interfaces: Appropriate for applications requiring a clear, dedicated interface for specific functions without the need for intricate graphics or advanced capabilities. Data Entry & Display in Legacy Systems: Fully integrates into existing automation infrastructures leveraging older Allen-Bradley PLCs and DH-485 networks. Process Alarms & Status Annunciation: Effectively shows critical alerts, warnings, and operational status messages to operators for timely action. Batch Processing Control: Supports manual data input and recipe selection for various batch control processes. Why ChooseThis model offers proven reliability as a distinguished member of the Allen-Bradley PanelView 550 series.Order NowEnhance your industrial operations with the dependable Allen-Bradley 2711-K5A2 PanelView 550 HMI. Contact us today to place your order or request a quote!FAQWhat kind of display does the 2711-K5A2 feature?It features a 5.5-inch monochrome display, providing clear and high-contrast visuals for essential data.What communication protocol does this HMI use?The 2711-K5A2 utilizes the DH-485 communication protocol for reliable connectivity with legacy Allen-Bradley PLCs.Is this unit suitable for modern automation systems?While a legacy platform, it
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Allen-Bradley 2711-K5A2
Overview
This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Product Type: Human-Machine Interface (HMI) Terminal
- Catalog Number: 2711-K5A2
- Series: PanelView 550
- Display Size: 5.5 inches Diagonal
- Display Type: Monochrome
- Input Method: Keypad
- Communication Port: DH-485
- Memory: 240KB Nonvolatile Memory, 170KB RAM
- Power Requirement: AC Powered
- Mounting: Panel Mount
- Brand: Allen-Bradley
Applications
- Basic Machine Control & Monitoring: Suited for straightforward control panels where operators need to initiate/halt processes, adjust parameters, and observe system status.
- Simple Operator Interfaces: Appropriate for applications requiring a clear, dedicated interface for specific functions without the need for intricate graphics or advanced capabilities.
- Data Entry & Display in Legacy Systems: Fully integrates into existing automation infrastructures leveraging older Allen-Bradley PLCs and DH-485 networks.
- Process Alarms & Status Annunciation: Effectively shows critical alerts, warnings, and operational status messages to operators for timely action.
- Batch Processing Control: Supports manual data input and recipe selection for various batch control processes.
Why Choose the 2711-K5A2?
This model offers proven reliability as a distinguished member of the Allen-Bradley PanelView 550 series.
Availability & Shipping
- ▸In stock: 2711-K5A2 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 2711-K5A2 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
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New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.