OVE EN IEC 61158-4-X:2021 Industrial communication networks - Fieldbus specifications - Part 4-X: Data-link layer protocol specification - Type X elements (IEC 65C/1101/CDV) (english version)
2021OVE EN IEC 61158-4-X:2021 Industrial communication networks - Fieldbus specifications - Part 4-X: Data-link layer protocol specification - Type X elements (IEC 65C/1101/CDV) (english version)