Low energy X or gamma radiation portable exposure rate meters and monitors for use in radiological protection

This document establishes the fundamental requirements and performance criteria for portable instruments designed to measure exposure rate and monitor low-energy x-ray or gamma radiation in the context of radiation protection. These devices are specifically engineered for portability, enabling their use in diverse environments where precise monitoring of radiation fields is essential for safety. The standard outlines technical specifications covering measurement accuracy, energy response, stability, and robustness against environmental conditions. It defines the methodological approaches for evaluating instrument performance under controlled scenarios, ensuring that the equipment provides reliable data for assessing radiation levels. The text addresses the physical and operational characteristics necessary for such instruments to be effective in protecting individuals and the public from unnecessary exposure. By providing a unified framework for design and testing, it facilitates the consistent evaluation of devices intended for monitoring low-energy photon radiation. This approach supports the deployment of equipment that can be trusted in various practical applications without compromising safety standards.