护肤品介绍一下:3.5” 触控型HMI仪器带RS-232/RS-485, USB, RTC, Rubber Keypad, 鼓励XV-boardExcellent C/P ratio (cost/performance)High-resolution color touch screenRTC (Real Time Clock)Multiple serial communication interfacesRubber Keypad (VPD-132/VPD-133)GUI designFree HMIWorks development toolSupports the popular C programming languageSupports Ladder DesignerESD Protection: 4 kVFront Panel: IP65 WaterproofSupports XV BoardSupports Ethernet (VPD-133/VPD-133N)Operating temperature: -20 ~ 70°C