???? ???? ?????? ?? ???? ????? ?????? ??????? ????? ?????? ????? ?????? ?????? ??? ??? 2010.
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2.4-20 ???? ?????: ?????? ??????? ???????? ?????????? ?????? ??????? ??????? ?????? ????? ?????? ???????? ??????? ??????? (PLCs) ??????? ?????? ??????? ????????? ?????????? ??? ???? ??????? ?? ??????? ???????.
??????: ???? ?????? ?????? ?????? ??????? ?????? ?? ????? ???????? ???????? ???? ????? ??????? ????? ????? ?? ??????. ???? ??? ????? ???????? ??????? ??? ??????? ???????? ?????? ??? ???????.
???? ?? ??????? ????? ?????? ?? ???? ????? ??????? ????? ?? ????? ?????? ?? ???? ????? ???????? ??? ?????. ?????? ???? ????? ????? ????? ?????? SDI-12 ?LoRaWAN ?NB-IoT ?GPRS/4G? ??? ?????? ???????? ?? ???????? ?????? ??? ??? ?????? ???????.
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