Communication unit (CU) is designed for communication of independent systems of unified time (UEV-4m type) with the receiver of GPS satellite navigation system and time correction in accordance with the exact GPS time. The BS provides reception of the reference time from the GPS receiver Acutime or analogue, structurally placed in the antenna Acutime or analogue, control of the receiver modes and its power supply.
The BS is designed for operation in the conditions of the crossing premises of the underground. Operating conditions for the BS: In terms of resistance to climatic factors during operation the product corresponds to classification group K1 according to OST 32.146-2000, but for operation at extreme temperatures in the range from 0°C to +50°C, at relative humidity up to 98% and temperature of 25°C, in the absence of frost and dew, in the absence of exposure to aggressive media.
In terms of resistance to mechanical effects occurring in the process of operation, the product corresponds to the classification group MS1 according to OST 32.146-2000 (vibration effects...
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