Allen Bradley 2711-B5A5 Operator Interface Terminal / HMI

FAQ

Q1: What is the Allen-Bradley 2711-B5A5 used for?
A1: The 2711-B5A5 is a PanelView 550 operator terminal designed for industrial machine monitoring, process visualization, and operator control in PLC-based automation systems.

Q2: What type of display does the 2711-B5A5 feature?
A2: This model includes a 5.5-inch monochrome LCD blue mode display with a resolution of 256 × 128 pixels.

Q3: Does the terminal support both touchscreen and keypad input?
A3: Yes. The unit combines an analog resistive touchscreen with ten programmable function keys for flexible operator interaction.

Q4: Which communication protocol does the 2711-B5A5 use?
A4: The terminal communicates through Remote I/O (RIO), commonly used in legacy Allen-Bradley control systems.

Q5: What power supply is required for the 2711-B5A5?
A5: The terminal operates on an AC power supply ranging from 85V to 264V AC at 47–63 Hz.

Q6: Is the 2711-B5A5 still available from the manufacturer?
A6: No. This model has been discontinued by Allen-Bradley, although refurbished and surplus units are still available through industrial automation suppliers.

Q7: What enclosure protection does this HMI provide?
A7: The unit is rated NEMA Type 12/13 and 4X for indoor applications, providing protection against dust, oil, and light water exposure.

Q8: What are the dimensions and weight of the 2711-B5A5?
A8: The terminal measures approximately 290 × 185 × 125 mm and weighs about 1.8 kg (3.97 lb).

2711-B5A5 Allen Bradley

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