{"product_id":"allen-bradley-2711-k5a9l3-panelview-550-panelviews","title":"Allen-Bradley 2711-K5A9L3 PanelView 550 Operator Terminal","description":"\u003cp\u003eThe Allen-Bradley 2711-K5A9L3 is an operator terminal from the PanelView 550 series, designed for human-machine interface (HMI) applications in industrial environments. This unit features a 5.5-inch monochrome blue mode LCD display and a 10-key keypad input, providing a reliable interface for monitoring and controlling legacy machinery.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5.5-inch monochrome blue mode LCD display for clear process visualization.\u003c\/li\u003e\n\u003cli\u003eIntegrated 10-key keypad for operator input (F1-F10).\u003c\/li\u003e\n\u003cli\u003e170 KB of internal application runtime memory.\u003c\/li\u003e\n\u003cli\u003eSupports RS-232 (DH-485) communication for connectivity with PLC and SLC controllers.\u003c\/li\u003e\n\u003cli\u003eDedicated RS-232 printer port for local data logging and reporting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis terminal is suitable for industrial control systems requiring serial communication integration. It is commonly used in legacy automation setups to provide real-time status monitoring, analog gauge emulation, and secure screen management for plant floor operations.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e2711-K5A9L3\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\u003eDisplay Size\u003c\/td\u003e\n\u003ctd\u003e5.5 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003eMonochrome LCD (Blue Mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Method\u003c\/td\u003e\n\u003ctd\u003e10-Key Keypad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e170 KB Application Runtime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS-232 (DH-485) and RS-232 Printer Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 55 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the terminal is mounted in a suitable enclosure that provides adequate protection against dust, moisture, and extreme temperatures.\u003c\/li\u003e\n\u003cli\u003eVerify that the 24 VDC power supply is stable and properly grounded to prevent electrical noise interference.\u003c\/li\u003e\n\u003cli\u003eUse shielded communication cables for RS-232 connections to minimize EMI in industrial environments.\u003c\/li\u003e\n\u003cli\u003eAlways power down the unit before connecting or disconnecting communication cables or power leads.\u003c\/li\u003e\n\u003cli\u003eMaintain proper clearance around the unit to ensure adequate ventilation and cooling during operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this unit still supported for new installations?\u003c\/h3\u003e\u003cp\u003eThe 2711-K5A9L3 is considered an obsolete component. It is primarily utilized as a replacement part for existing legacy systems where upgrading to modern HMI platforms is not currently feasible.\u003c\/p\u003e\u003ch3\u003eWhat type of power input does this terminal require?\u003c\/h3\u003e\u003cp\u003eThis model operates on a 24 VDC power source. Please ensure your power supply meets the voltage requirements before installation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50995148325116,"sku":"2711-K5A9L3","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_4c122a8a-d201-4060-a544-e63e750bc33c.jpg?v=1787076378","url":"https:\/\/www.electronicplc.com\/es\/products\/allen-bradley-2711-k5a9l3-panelview-550-panelviews","provider":"Electronic PLC","version":"1.0","type":"link"}