The Allen-Bradley 2711-B5A2L1 PanelView 550 is a robust HMI device offering both keypad and touchscreen control, suitable for effective process management and monitoring. Equipped with a DH-485 communication port, this terminal facilitates peer-to-peer data exchange and supports DeviceNet network connectivity with the appropriate modules. Its high-contrast blue monochrome LCD provides a 256 x 128 resolution display, enhanced by a durable LED backlight rated for 100,000 hours. With 240 kilobytes of nonvolatile memory, 170 kilobytes of RAM, and a real-time clock, this unit ensures efficient operation within a 0–55 °C range and supports a DC input voltage of 24 Volts.
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Technical specifications for 2711-B5A2L1
| Backlight | 100,000 hr LED backlight life |
|---|---|
| Input Type | Keypad / Touch |
| Brand | Allen-Bradley |
| Manufacturer: | Rockwell Automation |
| Product Family: | PanelView Standard Terminals |
| Product Type: | Operator Terminals |
| Display Type: | Monochrome LCD blue mode display |
| Display Area: | 120 x 60 mm (4.75 x 2.38 in.) |
| Resolution: | 256 x 128 |
| Touchscreen: | Touch cells: 128 Actuation: 1 million presses |
| Keypad function keys: | 10 function keys (F1…F10) |
| Application memory: | 170 KB application runtime; 240 KB nonvolatile memory (application objects plus text and bitmaps) |
| Communication ports: | DH485 |
| Input Voltage range: | 18…32V DC (24V DC nom) |
| Accessories: | function key legend inserts; Anti-glare overlays; backlight replacements; Real-time clock replacements; Mounting hardware; Power supply and terminal block; interface modules; |
| Part Number/Catalog No. | 2711-B5A2L1 |
| Product Line | Panelview 550 |
| Display Size | 5.5 in. |
| Display Color | Monochrome LCD blue mode |
| Communication | DH-485 Communication Ports |
| Input Power | 24V DC |
| Memory | 170 KB application runtime |
| Communication Cable | 1747-C10 |
| Shipping Weight | 6 lbs |
| Shipping Dimensions | 14x11x8 inches |
| Series | A,B,C,D,E,F,G,H |
| Product Lifecycle Status* | Discontinued/Obsolete |
* The Allen Bradley 2711-B5A2L1 has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 2711-B5A2L1 units instead of migration.