{"product_id":"2711p-k4m20d8-industrial-automation-module-by-allen-bradley","title":"2711P-K4M20D8 Industrial Automation Module by Allen-Bradley","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 2711P-K4M20D8 is a PanelView Plus 6 400 operator terminal designed for industrial visualization and control. This compact HMI provides a reliable interface between operators and automated machinery, enabling real-time monitoring and data entry. As part of the PanelView Plus 6 family, the 2711P-K4M20D8 delivers proven performance in demanding factory environments.\u003c\/p\u003e\u003cp\u003eThis operator terminal features a 3.5-inch monochrome display with 320 x 240 resolution, 16-level grayscale, and a durable keypad with eight function keys (F1–F8). It operates on a DC supply voltage of 18–32 VDC, making it suitable for standard 24 VDC industrial control panels.\u003c\/p\u003e\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 3.5-inch display:\u003c\/strong\u003e Fits in space-constrained panels while providing clear machine status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual communication ports:\u003c\/strong\u003e Embedded Ethernet and RS-232 enable flexible integration with PLCs and other controllers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeypad input:\u003c\/strong\u003e Eight function keys and navigation keys allow quick operator interaction, even with gloves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust memory:\u003c\/strong\u003e 256 MB RAM and 512 MB nonvolatile memory (approx. 79 MB free user memory) support applications and data logging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy-efficient LED backlight:\u003c\/strong\u003e White LED backlight rated for 25,000 hours minimum at 25 °C (77 °F), reducing maintenance downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e2711P-K4M20D8\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003ePanelView Plus 6 Operator Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePanelView Plus 6 400 Operator Terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Size\u003c\/td\u003e\n\u003ctd\u003e3.5 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003eGrayscale TFT LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Color\u003c\/td\u003e\n\u003ctd\u003eMonochrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Area\u003c\/td\u003e\n\u003ctd\u003e70 x 53 mm (2.8 x 2.3 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e320 x 240, 16-levels gray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklight\u003c\/td\u003e\n\u003ctd\u003eWhite LED, not replaceable; 25,000 hours min at 25 °C (77 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eKeypad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKeypad Function Keys\u003c\/td\u003e\n\u003ctd\u003e8 function keys (F1…F8)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKeypad Life\u003c\/td\u003e\n\u003ctd\u003e1 million presses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Memory\u003c\/td\u003e\n\u003ctd\u003e256 MB RAM, 512 MB nonvolatile memory (approx. 79 MB free user memory)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Ports\u003c\/td\u003e\n\u003ctd\u003eEthernet, RS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eEthernet and RS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e18–32 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003e18–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Cable\u003c\/td\u003e\n\u003ctd\u003e2711-NC13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e5 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e14 x 11 x 8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSeries A and Series B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifecycle Status\u003c\/td\u003e\n\u003ctd\u003eEnd of life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 2711P-K4M20D8 suits a wide range of industrial applications where reliable operator interface is essential. Typical use cases include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging lines:\u003c\/strong\u003e Operators use the keypad to select recipes, monitor line speed, and acknowledge alarms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial handling systems:\u003c\/strong\u003e The HMI displays conveyor status and allows manual override of automated sequences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess control:\u003c\/strong\u003e In chemical or food processing, the 2711P-K4M20D8 provides a local interface for monitoring temperatures, pressures, and flow rates.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWith both Ethernet and RS-232 ports, this terminal integrates easily into existing control architectures, enabling centralized supervision and data exchange.\u003c\/p\u003e\u003ch2\u003eInstallation and Setup\u003c\/h2\u003e\u003cp\u003eMount the 2711P-K4M20D8 flush into an enclosure rated NEMA, UL, or IP. Maintain clearances of 51 mm (top), 102 mm (bottom), 25 mm (side), and 0 mm (back) to ensure proper ventilation and access. Connect the DC power supply to the terminal’s input terminals, observing the 18–32 VDC range. Use the RS-232 interface for short-distance peer-to-peer communication with DH485 or DF1 protocols. For networked connections, use the Ethernet port with an RJ45 connector supporting 10\/100Base-T and MDI\/MDI-X.\u003c\/p\u003e\u003cp\u003eConfigure the terminal’s IP address via the Ethernet settings screen. Download application files using the built-in FTP server or through the configuration software. The terminal supports VNC access for remote viewing and PDF file compatibility for displaying manuals or reports.\u003c\/p\u003e\u003ch2\u003eMaintenance and Reliability\u003c\/h2\u003e\u003cp\u003eThis operator terminal is built for long service life. The LED backlight is rated for 25,000 hours, minimizing the need for replacement. The keypad is tested to 1 million presses, ensuring durability in high-use environments. To maintain reliability, keep the unit clean and free of dust, and ensure the enclosure seals remain intact. Periodically check the power supply voltage to stay within the 18–32 VDC range, as voltage fluctuations can affect performance.\u003c\/p\u003e\u003cp\u003eBecause the 2711P-K4M20D8 is end-of-life, securing a spare unit is prudent for maintaining existing systems. PLC Source PRO offers this model as a genuine Allen-Bradley part, ready for immediate deployment.\u003c\/p\u003e\u003ch2\u003eCompatibility and Integration\u003c\/h2\u003e\u003cp\u003eThe 2711P-K4M20D8 communicates via Ethernet and RS-232, making it compatible with Allen-Bradley controllers and many third-party PLCs. Use the Ethernet port for EtherNet\/IP networks, supporting real-time I\/O messaging and message exchange. The RS-232 port supports DH485 or DF1 protocols for direct peer-to-peer connections. Both interfaces can operate simultaneously, providing flexible integration options.\u003c\/p\u003e\u003cp\u003eThe terminal also supports File Transfer Protocol (FTP) for application uploads\/downloads, VNC access for remote monitoring, and PDF file display for on-screen documentation.\u003c\/p\u003e\u003ch2\u003eBuying Guide\u003c\/h2\u003e\u003cp\u003eBefore purchasing the Allen-Bradley 2711P-K4M20D8, verify the following:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConfirm your power supply provides 18–32 VDC.\u003c\/li\u003e\n\u003cli\u003eCheck that your enclosure has the required cutout dimensions and clearances.\u003c\/li\u003e\n\u003cli\u003eEnsure your application requires the keypad interface and monochrome display.\u003c\/li\u003e\n\u003cli\u003eVerify the communication cable part number (2711-NC13) if you need a replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePLC Source PRO stocks genuine Allen-Bradley 2711P-K4M20D8 terminals, ready to ship. Contact us for availability and lead times.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44454544179299,"sku":"2711P-K4M20D8","price":273.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/2711P-T15C4A8-1_1d94387b-7eca-4a59-9e35-7be805833943.jpg?v=1786145792","url":"https:\/\/www.plcsourcepro.com\/products\/2711p-k4m20d8-industrial-automation-module-by-allen-bradley","provider":"PLC Source PRO","version":"1.0","type":"link"}