DIN EN IEC 62541-12:2021-08 OPC unified architecture - Part 12: Discovery and global services (IEC 62541-12:2020); English version EN IEC 62541-12:2020
2021DIN EN IEC 62541-12:2021 OPC unified architecture - Part 12: Discovery and global services (IEC 62541-12:2020); English version EN IEC 62541-12:2020