Allen Bradley 2711-B5A8 Operator Interface Terminal / HMI

FAQ

Q1: What is the Allen-Bradley 2711-B5A8 used for?
A1: The 2711-B5A8 is a PanelView 550 HMI terminal designed for industrial automation systems, allowing operators to monitor processes and control machinery through a touchscreen and keypad interface.

Q2: What type of display does the 2711-B5A8 have?
A2: This model features 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 operation?
A3: Yes. The unit includes an analog resistive touchscreen along with ten programmable function keys for flexible operator control.

Q4: Which communication protocol does the 2711-B5A8 support?
A4: The terminal supports DH+ communication and includes an RS-232 printer/download port for data transfer and configuration.

Q5: What power input does the 2711-B5A8 require?
A5: The terminal operates on an AC power supply ranging from 85V to 264V AC at 47–63 Hz.

Q6: Is the 2711-B5A8 still manufactured by Allen-Bradley?
A6: No. This model has been discontinued, but refurbished and surplus units are still available from industrial automation suppliers.

Q7: What enclosure protection rating 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 moisture exposure.

Q8: What are the dimensions and weight of the 2711-B5A8?
A8: The terminal measures approximately 290 × 185 × 125 mm and weighs about 1.8 kg (3.97 lb).

2711-B5A8 Allen Bradley

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