SECURE TELEMAINTENANCE TELEMAINTENANCE DEVICES AND METHOD FOR INDUSTRIAL EQUIPMENT

摘要

The invention relates to a box (30) for managing access to an industrial network (10) to which industrial equipment (U1, U2, U3) is connected, the management box (30) comprising: - a channel ( 30a) for accessing an Internet type data network, said data network access channel (30a) comprising a cut-off unit (33), - a channel (30a) for controlling the channel (30a), access to the data network, said control channel (30a) comprising a controller (31) configured to drive the cut-off unit (33) so as to allow communication between the industrial network and the data network.