Controllers with analogue signals for use in industrial-process control systems - Part 1: Methods of evaluating the performance (IEC 60546-1:1987); German version EN 60546-1:1993— 27 стр.
Industrial-process control systems; instruments with analogue inputs and two- or multi-state outputs; part 1: methods of evaluating the performance (IEC 61003-1-1991); German version EN 61003-1:1993— 18 стр.
Controllers with analogue signals for use in industrial-process control systems - Part 2: Guidance for inspection and routine testing (IEC 60546-2:2010); German version EN 60546-2:2010— 14 стр.
Controllers with analogue signals for use in industrial-process control systems - Part 1: Methods of evaluating the performance (IEC 60546-1:2010); German version EN 60546-1:2010— 40 стр.
Controllers with analogue signals for use in industrial-process control systems - Part 2: Guidance for inspection and routine testing (IEC 60546-2:1987); German version EN 60546-2:1993— 10 стр.
Natural gas - Measurement of properties - Volumetric properties: density, pressure, temperature and compression factor (ISO 15970:2008); German version EN ISO 15970:2014— 58 стр.
Petroleum, petrochemical and natural gas industries - Collection and exchange of reliability and maintenance data for equipment (ISO 14224:2016, Corrected version 2016-10-01); English version EN ISO 14224:2016, only on CD-ROM— 304 стр.
Measurement of conductive liquid flow in closed conduits - Methods using electromagnetic flow-meters (ISO 6817:1992); German version EN ISO 6817:1995— 16 стр.
