Product Details
Overview
The Allen-Bradley 2711-T5A2L1 is a standard operator terminal in the PanelView 550 series, designed for reliable human-machine interface in industrial applications. It features a 5.5-inch monochrome LCD with blue mode, touchscreen input, and DH485 communication for seamless integration with Allen-Bradley controllers. Its compact size and efficient design make it suitable for control panels where space and clear visualization are critical.
Key Features
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5.5-inch monochrome LCD with blue mode
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Touchscreen input with 128 touch cells (16 columns x 8 rows)
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Display resolution: 256 x 128 pixels
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Application memory: 170 KB runtime, 240 KB non-volatile RAM for objects, text, and bitmaps
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Communication: DH485 port for PLC connectivity
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Input voltage: 18–30V DC (24V nominal)
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Backlight LED rated for 100,000 hours
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Operating temperature range: 0–55°C (32–131°F)
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Heat dissipation: 20 W
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Discontinued product, series A or B
Technical Specifications
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Manufacturer: Allen-Bradley
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Product Line: PanelView 550
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Part Number: 2711-T5A2L1
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Product Type: Standard Operator Terminal
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Display Size: 5.5 inches
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Display Area: 120 x 60 mm (4.75 x 2.38 in.)
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Touchscreen: 128 touch cells, 26 x 30 pixels each
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Application Memory: 170 KB runtime, 240 KB non-volatile RAM
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Input Voltage: 18–30V DC
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Communication Ports: DH485
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Operating Temperature: 0–55°C
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Heat Dissipation: 20 W
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Weight: 2.06 lbs (0.94 kg)
Application Scenarios
The 2711-T5A2L1 is ideal for:
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Compact control panels requiring operator interface
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Visualizing machine status and process data
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Integration with Allen-Bradley PLCs via DH485
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Upgrading or replacing legacy PanelView 550 systems
FAQs
Q: What is the display type and size?
A: Monochrome LCD, 5.5 inches with 256 x 128 resolution.
Q: Which communication protocol does it use?
A: DH485 for PLC connectivity.
Q: Can it handle application objects and bitmaps?
A: Yes, with 240 KB of non-volatile memory.
Q: Is this model still in production?
A: No, the 2711-T5A2L1 is discontinued and suitable for legacy system support.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding SCADA vs. HMI: A Technical Guide for Industrial Automation
In the world of factory automation, professionals often use the terms HMI and SCADA interchangeably. However, these systems serve distinct roles within a control hierarchy. Understanding their unique functions is vital for designing efficient industrial automation architectures.
Microcontroller vs. PLC: Choosing the Right Controller for Industrial Automation
Engineers have long sought the perfect balance between flexibility and reliability when controlling complex systems. Today, two primary technologies dominate the landscape: the Microcontroller and the Programmable Logic Controller (PLC). While both serve as the "brain" of a system, they cater to vastly different environments. Understanding their core differences is essential for designing efficient control systems.
Essential DCS Commissioning Steps for Industrial Plant Success
DCS commissioning is the vital bridge between construction and production. This phase validates that industrial automation infrastructure meets its functional design, ensuring safety and long-term reliability. By following rigorous protocols, engineers successfully transition from hardware installation to live process control.