GB/T 25921-2010
ActiveElectrical and instrumentation loop check
电气和仪表回路检验规范
Application Summary AI generated
This standard specifies the procedures and acceptance criteria for verifying the correctness of electrical and instrumentation loop connections, including signal continuity, polarity, and functionality. It is applied during the commissioning and acceptance phases of industrial process control systems, particularly in manufacturing, petrochemical, and power generation facilities. The standard ensures that all loops between field devices, junction boxes, and control systems are correctly installed and operational before system startup.
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