Chapter 1 Introduction 3General• Construction: Heavy-duty aluminum and steel chassis• Front panel: NEMA 4 (IP 65)• Control: OSD (On Screen Display) control pad on frontside• Mounting: Panelmount or wallmount• Dimensions (W x H x D): 500 x 406 x 75 mm (19.7" x 16" x2.95")• Weight: 11 kg ( 24.2 lbs)Touchscreen• Type: 8 wire, analog resistive• Resolution: continuous• Light transmission: 72% (surface meets ASTM-D-3363-92A Standard, tabler abrasion test)• Operating Pressure: 30 ~ 45 gram for stylus pen, contactbounce < 10 ms• Controller: RS-232 interface• Power Consumption: +5 V @ 200 mA• OS support: Windows 95/98, Windows NT,MS-DOS• Life span: 100 million touches1.2 Specificationssystem. The front panel can be separated from the mainsystem completely. Instead of using latches, the system adoptsreliable screws to fix the front part and the back structure. Bydetaching the screws on each side, the front part, whichcontains legend, touchscreen, and aluminum bezel can beseparated from the back. It is easy to maintain yet with a solidstructure.