IEC 61559-2 pdf download.Radiation in nuclear facilities – Centralized systems for continuous monitoring of radiation and/or levels of radioactivity 1 General 1.1 Scope and object This part 2 of IEC 61559 supplements IEC 61559 to include discharge, environmental, accident, and post-accident monitoring functions that are not within the scope of IEC 61559. It applies to centralized systems having a direct...