Product Description
The obsolete Allen-Bradley 2711-B5A20 PanelView 550 is an Ethernet-enabled operator terminal designed for factory-floor monitoring and control, directly interfacing with controllers via its Ethernet port. It features a 5.5-inch monochrome touchscreen display (256 x 128 resolution, 120 x 60 mm active area) and a keypad with function, directional, and confirmation keys, both rated for 1 million actuations. It supports alarm printing via an RS232 port. Powered by 85-264V AC (47-63 Hz), it has 170KB of RAM and 240KB of non-volatile memory. The unit, weighing approximately 6 lbs and measuring 14 x 11 x 8 inches, is certified for various industrial environments (IEC IP54/IP65, UL, CUL, C-Tick, CE, Class I/II/III Division/Zone certifications) and is intended for indoor use within a NEMA Type 12, 13, or 4X enclosure. It uses a 120V AC power supply and has a backlight replacement part number of 2711-NL1.
Is Your Device Showing These Signs?
The Allen Bradley 2711-B5A20 HMI commonly experiences issues such as a failed backlight, resulting in a dim or unreadable display, requiring backlight replacement. Touchscreen unresponsiveness or inaccuracy stems from a degraded or damaged touch membrane, necessitating recalibration or membrane replacement. Communication failures with the PLC are often traced to a faulty communication port or incorrect communication settings, mandating port repair or configuration adjustments. Power supply failures lead to complete unit inoperability, demanding power supply repair or replacement. Corrupted firmware causes erratic behavior or boot failures, resolved by firmware reflashing or memory replacement.
Technical specifications
PanelView Standard Operator Terminal (Obsolete), Ethernet communication interface, Monochrome LCD Blue Mode display type, 5.5 inches display size, 120 x 60 mm (4.75 x 2.38 in.) effective display area, 256 x 128 pixels display resolution, Touchscreen and Keypad operator input, Function keys (F1-F10), Directional keys (UP, DOWN, LEFT, RIGHT), Confirmation keys keypad, 1 million actuations actuation rating (Touchscreen & Keypad), Alarm Printing supported via RS232 printer port, 85-264V AC power supply input, 47-63 Hz frequency range, 170 KB RAM Memory, 240 KB Non-Volatile Memory, 170 KB Application Runtime Memory, 2711-NL1 Backlight Replacement Part Number, 6 lbs approximate shipping weight, 14 x 11 x 8 inches approximate shipping dimensions, IEC IP54, IEC IP65, UL, CUL, C-Tick, CE, Class I Division 2, Class I Zone 2, Class II Division 2, Class III Division 1 environmental ratings/certifications, Indoor Use Only environment, Type 12, 13, or 4X (Indoor Rated) NEMA Enclosure Compatibility.
Our Repair Process for the
2711-B5A20
Our repair process for the Allen Bradley 2711-B5A20 HMI begins with a comprehensive diagnostic evaluation to pinpoint the failure. Backlight failures are resolved through direct backlight replacement, restoring screen visibility. Touchscreen issues require recalibration or replacement of the touch membrane to ensure accurate user input. Communication failures necessitate a thorough inspection of the communication port, with repairs or configuration adjustments performed as needed to re-establish PLC connectivity. Power supply failures are addressed by repairing or replacing the power supply unit, restoring operational power. Firmware corruption is rectified by reflashing the firmware or replacing the memory, returning the HMI to its proper operational state.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.
Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.