Disclosed is an apparatus and method for measuring the diametral change in a cylindrical component by monitoring and measuring bending effected by the diametral change in a plane perpendicular to the diameter of the cylindrical component. The arrangement provides fence engaging panels for mounting, which panels include electrical contacts. Notification content is extracted from the request and an escalated or de-escalated notification level is applied that is based at least in part upon the ambient conditions of the mobile device and properties about the ambient conditions that can be identified.