초록 ▼

A method and apparatus for operational monitoring of an actuator, which has a drive force unit that requires a characteristic time for build-up of the force, the apparatus including at least one position signal generator detecting a rest position of the actuator, a drive switch unit for actuating th

A method and apparatus for operational monitoring of an actuator, which has a drive force unit that requires a characteristic time for build-up of the force, the apparatus including at least one position signal generator detecting a rest position of the actuator, a drive switch unit for actuating the drive force unit, and signal connections to an analyzing arrangement having a memory and a comparison unit so that, during operation, the time difference between the actuation of the drive switch unit and the possible response of the position signal generator allocated to the preceding rest limit position of the actuator is monitored, a comparison of the measured quantity to characteristic data deposited in the memory is implemented and a conclusion about the condition of the actuator is obtained from this analyzation.

대표청구항 ▼

[ We claim:] [10.] An apparatus for operational monitoring of an actuator, which has a drive force unit that requires a characteristic time for building up the force, said apparatus including at least one position signal generator detecting a rest position of the actuator, a drive switch unit for ac

[ We claim:] [10.] An apparatus for operational monitoring of an actuator, which has a drive force unit that requires a characteristic time for building up the force, said apparatus including at least one position signal generator detecting a rest position of the actuator, a drive switch unit for actuating the drive force unit, and signal connections from said at least one position signal generator and said drive switch unit to means for analyzing, said means for analyzing including a memory and means for comparing, said means for analyzing obtaining a time difference monitored during operation between the activation of the drive switch unit and receipt of a response signal from a position signal generator allocated to the preceding rest position of the actuator, said means for comparing being configured for comparing this time difference to characteristic data deposited in the memory and the means for analyzing providing a determination of the condition of the actuator based on the output of the means for comparing.