Allen-Bradley 2711-B5A8L1X — Operator Terminals

Part number	2711-B5A8L1X
Brand	Allen-Bradley
Category	HMI
Description	Operator Terminals
Manufacturer	Allen Bradley
Product Type	Operator Terminals
Product Line	Panelview 550
Part Number	2711-B5A8L1X
Weight	3.00 lbs (1.36 kg)
Series	A,B,C,D,E,F,G,H
Backlight	100,000 hr LED backlight life
Input Type	Keypad / Touch
Display Type	Monochrome LCD blue mode display
Display Area	120 x 60 mm (4.75 x 2.38 in.)
Resolution	256 x 128
Touchscreen	Touch cells: 128 Actuation: 1 million presses
Keypad Function Keys	10 function keys (F1…F10)
Application Memory	170 KB application runtime; 240 KB nonvolatile memory (application objects plus text and bitmaps)
Communication Ports	DH+; RS232 (Printer)
Input Voltage Range	18…32V DC (24V DC nominal)
Accessories	Function key legend inserts; Anti-glare overlays; Backlight replacements; Real-time clock replacements; Mounting hardware; Power supply and terminal block; Interface modules
Display Size	5.5 in.
Display Color	Monochrome LCD blue mode
Communication	DH+ Communication and RS-232 Printer Port
Input Power	24V DC
Memory	170 KB application runtime
Communication Cable	2711-NC13

The 2711-B5A8L1X from Allen Bradley represents a reliable operator terminal in the Panelview 550 series. Featuring a monochrome LCD display with a blue mode, it offers a display size of 5.5 inches and a resolution of 256 x 128 pixels.

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.