Measuring, control and signaling apparatus for public transport systems in the nature of [ buses, trains, locomotives, ] multiple unit trains, [ trams, ] metro trains, [ monorail cars, driverless trains for transport of passengers, ] passenger coaches [ and freight cars, ] for measuring, controlling and signaling process parameters, environmental data, performance data and load data; measuring, control and signaling apparatus for vehicle traffic systems, namely, vehicle monitoring, vehicle ne...