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Device for sequential SIGNAL TRANSMISSION VIA RADIO OR CABLE CONNECTION BETWEEN A CENTRAL CONTROL SYSTEM AND DATA COLLECTION DEVICES.
Device for sequential SIGNAL TRANSMISSION VIA RADIO OR CABLE CONNECTION BETWEEN A CENTRAL CONTROL SYSTEM AND DATA COLLECTION DEVICES.
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机译:通过中央控制系统和数据收集设备之间的无线电或电缆连接顺序进行信号传输的设备。
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摘要
Device for the sequential transmission of signals by radio or by cable between a central control and recording station and local data acquisition apparatuses, comprising cables connecting said data acquisition apparatuses to the central station and radio transmission and reception means associated with each acquisition apparatus and with the central station, and switching means for establishing the cable connection and interrupting the radio connection between the central station and any particular apparatus for which said radio connection becomes defective as a result of obstacles on the path between the location of said apparatus and that of the central station.
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