LST EN 60079-29-1-2008 Explosive atmospheres - Part 29-1: Gas detectors - Performance requirements of detectors for flammable gases (IEC 60079-29-1:2007, modified)
LST EN 61779-5-2002LST EN 61779-4-2002LST EN 61779-3-2002LST EN 61779-2-2002LST EN 61779-1-2000LST EN 61779-1-2000/A11-2004
LST EN 60079-29-1-2008 history
2008LST EN 60079-29-1-2008 Explosive atmospheres - Part 29-1: Gas detectors - Performance requirements of detectors for flammable gases (IEC 60079-29-1:2007, modified)