FIELD: information technologies.
SUBSTANCE: method includes stages, at which information of process parametres is obtained, selectively intensity of data transfer signal is identified for multiple providers of data transfer service available for the field device, and information of process parametres is sent by means of one data transfer service provider selected of many at least partially on the basis of intensity of the signal of selected data transfer service provider; event information related to connection to selected data transfer service provider is saved, besides event information is accumulated to provide for communication history with the help of any of data transfer service provider; and history is analysed, and at the same time selection of selected data transfer service supplier is partially based on analysis.
EFFECT: improved reliability of data transfer from field devices.
12 cl, 6 dwg
