| 摘要 |
The invention relates to a field device used in automation technology, comprising a housing (2) with an opening (3) for receiving field device components (4). The housing (2) has a first thread (5) on the edge facing the opening (3) and a cover (6) for closing the opening (3) of the housing (2), the edge of the cover (6) having a second thread (7), wherein the first and second thread (5, 7) are designed in a complementary manner such that the housing (2) satisfies all Ex d requirements after being closed by means of the cover (6). The invention is characterized in that the first and second thread (5, 7) are designed as multiple screw threads. |
