ISO 18434-2:2019 (R2024)

This document provides specific guidance on the interpretation of infrared thermograms as part of a programme for condition monitoring and diagnostics of machine systems. In addition, IR applications pertaining to machinery performance are addressed. This document is intended to: — provide guidance on establishing severity assessment criteria for anomalies identified by IRT; — outline methods and requirements for carrying out thermography of machine systems, including safety recommendations; — provide information on image interpretation, assessment criteria and reporting requirements.