| 摘要 |
A CALL POINT FOR AN ALARM SYSTEM, COMPRISING A FIRST PART (10) ADAPTED TO BE FIXED TO A SUPPORT AND TO RECEIVE ELECTRICAL WIRES (23, 24), AND A SECOND PART 11) ADAPTED TO BE SECURED TO THE FIRST PART AND COMPRISING AN ELECTRICAL CIRCUIT FOR OPERATION OF THE CALL POINT, WHEREIN CONNECTIONS BETWEEN THE WIRES AND THE ELECTRICAL CIRCUIT OF THE SECOND PART ARE ESTABLISHED BY A PLUG-IN CONNECTOR ASSEMBLY COMPRISING RESPECTIVE CONNECTOR ELEMENTS, CONNECTED TO THE WIRES AND TO THE ELECTRICAL CIRCUIT OF THE SECOND PART AND HAVING PLUG-IN ENGAGEMENT WITH ONE ANOTHER; CHARACTERISED IN THAT THE ELECTRICAL CIRCUIT OF THE SECOND PART INCLUDES A CIRCUIT BOARD (15) CARRYING OPERATIVE ELECTRICAL COMPONENTS, AND COMPRISING AT LEAST TWO CONNECTING PORTIONS (15A, 15B) WITH WHICH AN EDGE CONNECTOR ELEMENT (16) CONNECTED TO THE WIRES IS ALTERNATIVELY ENGAGEABLE, THE CONNECTING PORTIONS (15A, 15B) BEING ELECTRICALLY CONNECTED TO THE OPERATIVE ELECTRICAL COMPONENTS OF THE CIRCUIT IN DIFFERENT CIRCUIT CONFIGURATIONS.
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