RS232 Serial port: Panel size (mm) :; RS485 serial port:; Display color:; Screen size: 5.7 inches; Opening size (mm) :; External storage:; Ethernet interface:; Description: LT-4301TM, Analog model (PNP), 5.7 TFT,65536 color QVGA, 320?¨¢240 pixels, analog touch panel, module type, serial port (RJ45), Ethernet port,CANopen interface (main),USBType-A/Mini-B interface ?¨¢1, analog I/O interface: input (voltage/current ?¨¢2, temperature input ?¨¢2) Output (voltage/current ?¨¢2), digital I/O: input 12 points (inclusive High speed counter/pulse capture input) output 6 points, pulse /PWM output 2 points,PNP input,DC24V(host);