The Allen-Bradley 2711-T5A1L1 is a 5.5-inch touch-screen display Human-Machine Interface device with 256 x 128 screen resolution. It is one of the LCD blue mode PanelView 550 Monochrome Terminals. It comes with an application runtime internal memory of 170 KB which can be expanded with a flash card.  The PV 550 2711-T5A1L1 is available only with a 24-volt DC power supply. To avoid damage, do not plug it into an AC power source. It has power specifications of 18-32-volts DC supply voltage and 18 Watts (0.75 Amps) maximum power consumption. An internal fuse and electric circuitry protect the terminal from over-voltage and reverse polarity conditions.

     The 2711-T5A1L1 aOperator Terminl has NEMA Type 12/13 and 4X ratings and is classified for indoor use. This means it needs to be mounted in an enclosure or panel. There should be enough clearance for proper installation and airflow. Ventilation is an important factor for proper operation. Ambient working temperatures must be between 0-55 degrees Celsius (32-131 degrees Fahrenheit). Make sure to add extra depth to ensure easy access to the back panel of the terminal for wiring, memory card insertion, maintenance, and troubleshooting. Its Remote I/O Port Connects to a scanner or sub-scanner on the RIO network. It also has an RS-232 Printer Port for printer device connection.