FIELD: information technology.
SUBSTANCE: apparatus has a housing in which there is an industrial computer power supply, a satellite communication station power supply, a polarity reversal protection circuit which can be connected to the electric power system of a wagon, a GLONASS/GPS signal receiver, a satellite communication station transceiver and an industrial computer with a touch-screen on the surface of the housing.
EFFECT: providing a train, preferably a passenger train, with wireless addressed alarm signalling and communication.
4 cl
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Authors
Dates
2012-10-27—Published
2009-10-09—Filed