{"product_id":"allen-bradley-2711-t5a8l1-panelview-550-hmi-terminal","title":"Allen-Bradley 2711-T5A8L1  PanelView 550 HMI Terminal","description":"\u003cp\u003eConfigured for human-machine visualization in Data Highway Plus (DH+) industrial architectures, the \u003cstrong\u003eAllen-Bradley 2711-T5A8L1\u003c\/strong\u003e (\u003cstrong\u003e2711-T5A8L1\u003c\/strong\u003e Operator Terminal) provides direct physical\/electrical execution for real-time process monitoring and touch control interface across PLC-5 and SLC 500 networks.\u003c\/p\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-T5A8L1\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.70 kg (3.75 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e152 mm x 185 mm x 82 mm (6.0 in. x 7.28 in. x 3.20 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e18 W maximum (0.75 A at 24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e18-32 VDC (24 VDC nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003e5.5-inch Monochrome LCD (Blue Mode) with LED Backlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Resolution\u003c\/td\u003e\n\u003ctd\u003e256 x 128 pixels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTouch Matrix\u003c\/td\u003e\n\u003ctd\u003e128 Touch Cells (24 Columns x 18 Rows)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eData Highway Plus (DH+), RS-232 Printer Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication Memory\u003c\/td\u003e\n\u003ctd\u003e170 KB \/ 240 KB Application Flash (Series Dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Storage\u003c\/td\u003e\n\u003ctd\u003eATA Memory Card Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eNEMA 12, 13, 4X (Indoor) \/ IP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifecycle Status\u003c\/td\u003e\n\u003ctd\u003eDiscontinued by Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication \u0026amp; Deterministic Network Interfacing\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 2711-T5A8L1 PanelView 550 terminal communicates over multi-node Data Highway Plus (DH+) networks using Belden 9463 twinaxial cables to execute high-velocity tag exchanges with PLC-5 and SLC 500 controllers. Operating alongside an independent RS-232 printer port for real-time alarm archiving, the module maintains deterministic scan updates without burdening central processor backplane speed. Onboard firmware flash compatibility enables seamless application downloading via PanelBuilder32 software, while the 128-cell touch matrix processes continuous operator inputs for dynamic setpoint adjustment and I\/O density scaling.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power supply range is acceptable for operating the 2711-T5A8L1 terminal?\u003c\/p\u003e\n\u003cp\u003eA: The 2711-T5A8L1 requires a 24 VDC nominal supply, operating reliably across an allowable voltage input window of 18 VDC to 32 VDC.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 2711-T5A8L1 operator terminal be disconnected or swapped while 24 VDC power is applied?\u003c\/p\u003e\n\u003cp\u003eA: No. Main 24 VDC control power and DH+ network wiring must be isolated prior to removing or installing the terminal to prevent contact arcing and serial bus corruption.\u003c\/p\u003e\n\u003cp\u003eQ: How are real-time clock data and application files preserved during a main power interruption?\u003c\/p\u003e\n\u003cp\u003eA: Application graphics and tags are stored in internal nonvolatile flash memory, while the real-time clock (RTC) maintains timekeeping via an internal replaceable backup battery.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003ePrepare a precise rectangular door cutout measuring 123 mm x 156 mm (4.86 in. x 6.15 in.) in a NEMA 4X or IP65 enclosure. Insert the 2711-T5A8L1 through the opening, ensuring the perimeter sealing gasket is seated properly against the panel cutout face to preserve environmental sealing.\u003c\/p\u003e\n\u003cp\u003eSecure the terminal housing using the provided mounting clamps, tightening the screws in an alternating pattern to a torque specification of 1.1 Nm to 1.4 Nm (10 in-lbs to 12 in-lbs). Terminate the 3-wire DH+ network cable (Belden 9463) at the 3-pin connector block, maintaining shield continuity. Connect the 24 VDC power leads using copper wire rated for at least 75 deg C, observing correct polarity, and bond the chassis ground terminal directly to the enclosure earth bar with a low-impedance grounding conductor.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52836511908120,"sku":"2711-T5A8L1","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/2711-T9A8_Cocoai_b26860f7-c82c-40c6-8ff3-e84fae5be40c.jpg?v=1791512067","url":"https:\/\/www.innoplcsync.com\/products\/allen-bradley-2711-t5a8l1-panelview-550-hmi-terminal","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}