Allen-Bradley 2711-B5A1X — Operator Terminal

Part number	2711-B5A1X
Brand	Allen-Bradley
Category	HMI
Description	Operator Terminal
Manufacturer	Allen Bradley
Product Type	Operator Terminal
Product Line	Panelview 550
Part Number	2711-B5A1X
Weight	3.75 lbs (1.70 kg)
Communication Ports	Remote I/O (RIO); RS-232 (printer)
Display Type	Monochrome LCD (Blue Mode)
Resolution	256 x 128 pixels
Function Keys	10 function keys (F1 to F10)
Display Area	120 x 60 mm (4.75 x 2.38 in.)
Accessories Included	Key legends, overlays, clock, power supply, mounting
Input Voltage Range	85–264V AC, 47–63 Hz
Display Size	5.5 inches
Input Type	Keypad / Touchscreen
Touchscreen Specs	128 touch cells; 1 million presses actuation
Application Memory	170 KB runtime; 240 KB nonvolatile (objects + text)

The 2711-B5A1X, part of the Allen Bradley Panelview 550 series, is designed as an operator terminal. It features a monochrome LCD screen with a resolution of 256 x 128 pixels and provides a 5.5-inch display for user interaction, supporting both keypad and touchscreen inputs.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.