Control system interface comprises a selector switch and a mounting for a control card and connection terminals that are interconnected dependent on whether or not a control card is inserted in the mounting or not

摘要

Interface (10) comprises a switch (12) that can be moved between two selection positions, a mounting (14) for a card, and terminals (16) that are connected to each other in a manner that is dependent on the switch position when there is no card in the mounting and on the card when it is inserted in its mounting. The invention also relates to a corresponding control system and an apparatus with an inventive interface.