The present invention relates to an apparatus (110; 130; 150) for monitoring an operation of an elevator, the apparatus (110; 130; 150) is configured to: receive (310) a noise signal induced in an analog input of a device (110) associated to an elevator car (100) during an unemployment of the device (110) in its dedicated task; compare (320) the noise signal of the analog input to a reference signal; and set (330), in accordance with a comparison between the noise signal and the reference signal, a detection result to express one of the following: (i) an operation of the elevator is proper, (ii) the operation of the elevator is improper. The invention also relates to a method, to a computer program product, and to an elevator system.
CONDITION MONITORING OF AN ELEVATOR
ZUSTANDSÜBERWACHUNG EINES AUFZUGS
SURVEILLANCE DE L'ÉTAT D'UN ASCENSEUR
2022-04-06
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |