Cheap wholesale human-machine interface display and control SAMKOON EA-070B 7-inch touch screen Shenzhen Automation Technology [an agent] shipping display and control interface, Shenzhen HMI brand SAMKOON, products are divided into four series: EA, SA, SK , IPC; All products are 260 000 true color TFT LCD screen. Description: two hundred and sixty thousand colors, a communication port COM (RS232, RS422, RS485) and a USB download port (USB Device). Product Details: EA-070B Main technical parameters Model EA-070B display area size 7 "(length: width = 16: 9) Resolution 480 × 480 Brightness 450cd / m Contrast 450: 1 color 262,144 color backlight LED control panel 4 lines precision resistors touchpad communication port 1 X COM (RS232, RS422, RS485) USB download port USB Device USB Host U-Handicap no Ethernet port No SD card No memory 128M FLASH / 64M DDR2 CPU ARM9 400MHZ Power supply DC: 24V (± 15%), 6W power consumption of 4.5W FCC compatibility comply with FCC, Class A pressure test 1000V AC, 1 分钟 CE certified to EN55022 and EN55024 standard working environment temperature -10 ~ 65 ℃ Operating humidity 10 ~ 90% RH (non-condensing) Shock degrees 10-25Hz (XYZ direction 2G / 30 min) protection class IP65 (front panel) Case Material ABS + PC plastic Dimensions 203 × 145 × 41 (mm) installation hole size 192 × 138 ( mm) Weight Approx 1.5Kg configuration software SamDraw4.0