Hydrometry - Water level measuring devices (ISO 4373:2022); German version EN ISO 4373:2022
Edition 2022-12

Meteorology - Weather radar - Part 1: System performance and operation (ISO 19926-1:2019)
Edition 2020-08

Maritime navigation and radiocommunication equipment and systems - Radar for craft not in compliance with IMO SOLAS Chapter V - Performance requirements, methods of test and required test results (IEC 62252:2004); German version EN 62252:2004, text English
Edition 2005-06

Maritime navigation and radiocommunication equipment and systems - Shipborne radar - Performance requirements, methods of testing and required test results (IEC 62388:2013); English version EN 62388:2013
Edition 2014-04

Hydrometry - Measurement of discharge by the ultrasonic transit time (time of flight) method (ISO 6416:2017); German version EN ISO 6416:2017
Edition 2019-03

Maritime navigation and radiocommunication equipment and systems - Electronic chart display and information system (ECDIS) - Operational and performance requirements, methods of testing and required test results (IEC 61174:2015); English version EN 61174:2015
Edition 2016-06

Navigation - Concepts, abbreviations, letter symbols, graphical symbols
Edition 2005-02

Waterway engineering - Terms
Edition 2024-09

Maritime navigation and radiocommunication equipment and systems - Part 1: Shipborne automatic transponder system installation using VHF digital selective calling (DSC) techniques; operational and performance requirements, methods of testing and required test results (IEC 61993-1:1999); German version EN 61993-1:1999
Edition 2000-06

Hydrometric uncertainty guidance (HUG) (ISO 25377:2020); German version EN ISO 25377:2022
Edition 2024-10