Allen Bradley 2711-K5A5L1 Operator Interface Terminal / HMI

FAQ

Q1: What is the Allen-Bradley 2711-K5A5L1 used for?
A1: The 2711-K5A5L1 is a PanelView 550 HMI terminal designed for industrial machine monitoring, operator control, and process visualization in PLC-based automation systems.

Q2: What type of display does the 2711-K5A5L1 feature?
A2: This model includes a 5.5-inch monochrome transflective LCD display with LED backlighting and a resolution of 256 × 128 pixels.

Q3: Does the 2711-K5A5L1 use a touchscreen interface?
A3: No. The unit uses a keypad-only interface with ten programmable function keys (F1–F10) for operator input and navigation.

Q4: Which communication protocol is supported by this terminal?
A4: The terminal supports DH-485 communication through its built-in RS-232 communication port.

Q5: What power supply does the 2711-K5A5L1 require?
A5: The device operates on 24V DC power with an allowable input voltage range of 18–32V DC.

Q6: What software is used to configure the 2711-K5A5L1?
A6: The terminal is configured using Allen-Bradley PanelBuilder32 software for application development and runtime management.

Q7: Is the 2711-K5A5L1 still available from Allen-Bradley?
A7: No. The model has been discontinued by the manufacturer, although refurbished and surplus units are still widely available through industrial automation suppliers.

Q8: What are the dimensions and weight of the 2711-K5A5L1?
A8: The terminal measures approximately 290 × 185 × 125 mm and weighs about 1.16 kg (2.56 lb).

2711-K5A5L1 Allen Bradley

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