| 摘要 |
The intrusion detector comprises a constant magnet mounted with opportunity of motion where in the zone of action in the prescribed distance the first magnetocontrollable transducer is hard-mounted, the normally open contact being connected to an alarm line with opportunity of its closure/opening while moving a constant magnet. The second magnetocontrollable transducer with normally closed contacts are entered additionally, the first output being connected with the first output of the first magnetocontrollable transducer and the second magnetocontrollable transducer is connected to an alarm line. |
