Home / Standards / GB/T 29618.309-2025 GB/T 29618.309-2025 Active Field device tool (FDT) interface specification—Part 309: Communication profile integration—IEC 61784 CPF 9 现场设备工具(FDT)接口规范 第309部分:通信行规集成 IEC 61784 CPF 9 Standard Type GBT ICS 25.040 CCS N10 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A