{"product_id":"allen-bradley-2711-b5a8l2-panelview-550-operator-interface","title":"Allen-Bradley 2711-B5A8L2 PanelView 550 Operator Interface","description":"\u003cp\u003eConfigured for process visualization and operator parameter input within Data Highway Plus (DH+) network architectures, the \u003cstrong\u003eAllen-Bradley 2711-B5A8L2\u003c\/strong\u003e (\u003cstrong\u003e2711-B5A8L2\u003c\/strong\u003e Operator Terminal) provides direct physical\/electrical execution. Powered by a 24 VDC input, the terminal incorporates a 5.5-inch monochrome LCD display (256 x 128 resolution) with dual keypad and touchscreen entry modes for real-time controller interaction and plant-floor monitoring.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBase Part Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOperator Input\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eNetwork Protocol\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2711-B5A8L2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5-inch Monochrome LCD (256 x 128)\u003c\/td\u003e\n\u003ctd\u003eKeypad (F1-F10) \u0026amp; Touchscreen\u003c\/td\u003e\n\u003ctd\u003eData Highway Plus (DH+) Port\u003c\/td\u003e\n\u003ctd\u003e24 VDC (18...32 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e2711-B5A8L2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.20 kg (2.65 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e279 mm x 178 mm x 102 mm (11.0 in x 7.0 in x 4.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0...55 deg C (32...131 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal (18...32 VDC range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Screen\u003c\/td\u003e\n\u003ctd\u003e5.5-inch diagonal monochrome blue mode LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e256 x 128 pixels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperator Input\u003c\/td\u003e\n\u003ctd\u003eKeypad (10 function keys, F1-F10) and analog touchscreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Communication\u003c\/td\u003e\n\u003ctd\u003eData Highway Plus (DH+) port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e170 KB application runtime memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eNEMA 12\/13, 4X (Indoor use), IP54\/IP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks \u0026amp; Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe operator interface communicates across industrial network structures, processing high-speed serial and DH+ network bitstream exchanges with host PLC-5, SLC 500, or ControlLogix controllers. Onboard logic circuits maintain strict firmware flash compatibility with PanelBuilder32 software suites, assuring deterministic register updates across mapped I\/O bits and integer files. High dielectric isolation across the 24 VDC power input terminals shields internal microcontroller logic from ground potential shifts and high-frequency noise transients present on backplane and field network lines.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the power supply requirements for the 2711-B5A8L2 terminal?\u003c\/p\u003e\n\u003cp\u003eA: The terminal requires a 24 VDC nominal supply with an allowable operating range of 18 to 32 VDC.\u003c\/p\u003e\n\u003cp\u003eQ: Which communication protocol is supported by the primary port on the 2711-B5A8L2?\u003c\/p\u003e\n\u003cp\u003eA: The terminal features a dedicated Data Highway Plus (DH+) port for peer-to-peer and controller communications across Allen-Bradley PLC networks.\u003c\/p\u003e\n\u003cp\u003eQ: What input options are integrated into the 2711-B5A8L2 terminal?\u003c\/p\u003e\n\u003cp\u003eA: The unit features dual operator entry, utilizing 10 physical tactile function keys (F1 through F10) alongside an analog resistive touchscreen overlay.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eCut the enclosure panel opening according to standard PanelView 550 mounting dimensions and inspect the environmental sealing gasket.\u003c\/li\u003e\n\u003cli\u003eInsert the 2711-B5A8L2 terminal into the panel cutout and tighten all mounting clamps evenly around the perimeter to ensure a NEMA 4X \/ IP65 seal.\u003c\/li\u003e\n\u003cli\u003eWire the external 24 VDC power supply to the terminal block, verifying correct polarity before energizing the unit.\u003c\/li\u003e\n\u003cli\u003eRoute the shielded DH+ network cable away from high-voltage AC lines, variable frequency drive output leads, and heavy inductive loads to minimize EMI.\u003c\/li\u003e\n\u003cli\u003eSecure a low-impedance protective earth (PE) ground strap directly from the terminal chassis grounding stud to the main cabinet earth bus bar.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":66823499186291,"sku":"1.2","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/2711-B5A8L2.png?v=1791529876","url":"https:\/\/www.dcssupplier.com\/ar\/products\/allen-bradley-2711-b5a8l2-panelview-550-operator-interface","provider":"DcsSupplier Limited","version":"1.0","type":"link"}