Arrangement for electronically protecting object against removal or manipulation produces signal characterizing change in monitored area if object penetrates area or fixing element removed

摘要

The protection arrangement monitors the area around the object (3,5) fixing element (4) contactlessly with at least one sensor unit (1) that produces a signal characterizing a change in the monitored area if an object (7) penetrates the monitored area in an attempt to remove the fixing element and/or if the fixing element is removed.