WIRELESS COMMUNICATION ADAPTER FOR FIELD DEVICES Russian patent published in 2013 - IPC G01D21/00 

FIELD: instrument making.

SUBSTANCE: wireless technological adapter of communication comprises a jacket, having multiple holes; a plug connected to the first hole of many holes; a connection of a field device arranged in the second one of many holes; besides the jacket, the plug and the connection of the field device define a chamber in it; at least one circuit board arranged in the chamber, besides, the circuit board comprises electronics, including a wireless communication circuit for provision of communication of the wireless technological adapter with one or several protocols of wireless communication, and is connectable to the field device via the field device connection; and besides substantially all remaining volume in the chamber is filled with a solid filling compound. The wireless communication adapter is configured so that protection against explosion is provided, and also preferably comprises internally safe electronics, and also the adapter comprises an explosion-resistant barrier in the point of connection to a wire device and includes electronics, which is fully sealed.

EFFECT: implementation of a wireless transmitter, which may be attached to a wire field device, which is either explosion-resistant or internally safe, without deterioration of approval rating of such field device.

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