KS C IEC TR 61158-1:2014 Digital data communications for measurement and control — Fieldbus for use in industrial control systems — Part 1: Overview and guidance for IEC 61158 series
2014KS C IEC TR 61158-1:2014 Digital data communications for measurement and control — Fieldbus for use in industrial control systems — Part 1: Overview and guidance for IEC 61158 series
2004KS C IEC TR 61158-1:2004 Digital data communications for measurement and control-Fieldbus for use in industrial control systems-Part 1:Overview and guidance for IEC 61158 series