Xiamen Jing Ding Automation Technology Co., Ltd. Fujian agent in Taiwan Wei Lun touch screen, there is a need to come to us, thank you! Product Features: 7 "800x480 TFT LCD fanless cooling system built-in storage memory and calendar IP65 protection grade LED backlight panel USB Host and USB client of a group support SD card slot Built-in Power Isolator COM1 [RS485] 2W and COM3 [RS485] 2W support MPI 187.5K, but at the same time can only choose one to use detailed specifications Display Display Type 7 "TFT Resolution (WxH dots) 800 x 480 Display Brightness (cd/m2) 500 Contrast Ratio 500:1 Backlight LED Backlight Life 30,000 hour display 65536 colors touch panel type 4-wire analog resistive memory Flash memory (MB) 128 DRAM (MB) 64 32Bit RISC 400MHz processor communication interface SD card slot YES USB master device USB 1.1 x 1 Mini USB download port USB 2.0 x 1 Ethernet 10/100 Base-T COM port Com1: RS-232/RS-485 2w/4w, Com2 (RS232), Com3: RS-485 2w sound output Audio Line Out x 1 calendar within Construction Power Input Power 24 ± 20% VDC Power Consumption 250mA @ 24V isolated power Built-voltage 500VAC (1 min) Insulation resistance exceeds 50MW at 500VDC earthquake 10 to 25Hz (X, Y, Z direction 2G30 minutes) Specifications Case Material industrial plastic Dimensions WxHxD 200 x 146 x 42.5mm hole size (mm) 192 x 138 Weight (kg) approximately 0.85 kg Operating Environment Protection class NEMA4 / IP65 front panel protection Storage temperature -20 ° ~ 60 ° C (-4 ° ~ 140 ° F) Ambient temperature 0 ° ~ 50 ° C (32 ° ~ 122 ° F) Operating humidity 10% ~ 90% @ 40 ° C, non-condensing Certification CE EN 55022:2006, Class A, EN 61000 -3-2:2006, EN 61000-3-3:1995 + A1: 2001 + A2: 2005 EN 55024:1998 + A1: 2001 + A2: 2003 EB8000 V2.0.0 or later to use the software product size