The Allen-Bradley 2711-B5A9L1 Panelview 550 terminal, now considered obsolete, is a sophisticated operator terminal designed for seamless interaction between users and autonomous systems through its human-machine interface (HMI). Featuring a 5.5-inch monochrome blue mode LCD, this terminal displays essential data with blue monochrome pixel graphics and supports dual input methods, allowing users to enter commands via a durable keypad or responsive touchscreen. Powered by 24V DC, it offers a 170 KB internal memory for application runtime and is equipped with a replaceable internal backlight. Certified with CE marking along with UL and CUL certifications, the 2711-B5A9L1 is compact in design with an approximate weight of 6 lbs and dimensions of 14 x 11 x 8 inches, making it suitable for NEMA Type 12, 13, or 4X enclosures and rated for demanding environments such as Class I Zone 2 and Class II Division 2.
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Technical specifications for 2711-B5A9L1
| Manufacturer | Rockwell Automation |
|---|---|
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 2711-B5A9L1 |
| Product Line | Panelview 550 |
| Display Size | 5.5 in. |
| Display Color | Monochrome LCD blue mode |
| Input Type | Keypad and Touchscreen |
| Communication | RS-232 (DH-485) Communication and RS-232 Printer Port |
| Input Power | 24V DC |
| Memory | 170 KB application runtime |
| Backlight | 2711-NL1 |
| Communication Cable | 2711-NC13 |
| 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-B5A9L1 has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 2711-B5A9L1 units instead of migration.