Industrial communication networks - Fieldbus specifications - Part 6-12: Application layer protocol specification - Type 12 elements (IEC 61158-6-12:2019); German version EN IEC 61158-6-12:2019, only on CD-ROM
工业通信网络.现场总线规范.第6-12部分:应用层协议规范.第12类元件(IEC 61158-6-12-2019);德文版EN IEC 61158-6-12:2019 仅CD-ROM