Programmable indication device PUI

The programmable indication device PUI is designed to display information for train drivers about the schedule and route of the train. The information is displayed in alphabetic and digital form on the LED information board TI, which can be installed in tunnels and metro stations. By its functional characteristics it replaces PUI B020-004. Units BU, BS, UR-PUI are intended for operation in conditions of crossing rooms of the underground, the information board is intended for use in conditions of platforms of open stations or in tunnels of closed underground stations. In terms of resistance to climatic factors during operation the product corresponds to classification group K8 according to OST 32.146-2000, but for operation at extreme temperatures in the range from minus 10 to plus 50°?, at relative humidity up to 98% and temperature 25°?, in the absence of frost and dew, in the absence of exposure to aggressive media. In terms of resistance to mechanical influences, air...