摘要 |
A method and an apparatus for monitoring a passenger transport installation, in fact the entraining elements which establish a connection of a plate link chain to a step or pallet of the passenger transport installation. There is provided on the entraining element side a triggering element which, when a specifiable movement of the entraining element is detected or when at least one safety element is missing, triggers an alarm state and optionally halts the drive of the passenger transport installation. |