Fibre optic interconnecting devices and passive components - Connector optical interfaces for single-mode fibres - Part 2-2: Connection parameters of dispersion unshifted physically contacting fibres - Angled (IEC 61755-2-2:2022); German version EN IEC 61755-2-2:2022
Edition 2024-06

Programmable controllers - Part 5: Communications (IEC 61131-5:2000); German version EN 61131-5:2001
Edition 2001-11

Telecontrol equipment and systems - Part 5: Transmission protocols; section 1: Transmission frame formats (IEC 60870-5-1:1990); German version EN 60870-5-1:1993
Edition 1994-07

Multimedia systems - Common communication protocol for inter-connectivity on heterogeneous networks (IEC 62295:2007); German version EN 62295:2009
Edition 2010-02

Measurement and control; performance tests on process computer systems; time measurement; function tested: data transmission with error free transmission circuit
Edition 1987-01

Common interface specification for conditional access and other digital video broadcasting decoder applications; German version EN 50221:1997 + Corrigendum:2000
Edition 2001-03

Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 1: Procedures for free-field calibration of hydrophones (IEC 60565-1:2020); German version EN IEC 60565-1:2020
Edition 2021-09

Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 2-4: Connection parameters of non-dispersion shifted single-mode physically contacting fibres - Non-angled for reference connection applications (IEC 61755-2-4:2015); German version EN 61755-2-4:2015
Edition 2015-09

Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 2-5: Connection parameters of non-dispersion shifted single-mode physically contacting fibres - Angled for reference connection applications (IEC 61755-2-5:2015); German version EN 61755-2-5:2015
Edition 2015-09

Meter data communication - IP-Telemetry
Edition 2016-11