About the GP270-LG21-24VP
Pro-Face is the manufacturer of the touch screen HMI panel with the part number GP270-LG21-24VP. The GP270-LG21-24VP is a monochrome LCD whose display colors are black and white using 320 x 240 pixels on a 96W x 75H (mm) display area. The touch panel offers 16 x 12 keys per screen with one or two touchpoints.
The following LCD characteristics are not a defect and are normal characteristics of the LCD panel. 1) Display colors have appeared to have changed, 2) Contouring ex. When some parts of the screen are brighter than others, could occur creating a wavelike pattern, 3) Shadows (at the top of the LCD), 4) Minute grid-points (light and dark). To prevent the occurrence of Afterimages do not display the same screen for extended periods. Periodically change the display screen. When setting up the unit you can also select the option of Standby Mode. This will turn the display panel off when it hasn't been used in a while.
Do not use the GP270-LG21-24VP in an environment where flammable gas is present. Doing this may cause an explosion. Also, keep the GP270-LG21-24VP away from an area where corrosive gasses (chemicals and acids) are present in the air. Don t use organic solvents or paint thinner to clean the display panel or the plastic case. Back up the GP s screen data regularly. This panel is CE marked. This means the panel conforms to the EMC Directive, EN55022 Class A and EN50082-2.