Hardwired process mimic 什么意思? 4.2.3 psd 1 the psd functions for hydrocarbon systems according to iso 10418 shall be implemented in separate sas unit(s). in systems not covered by iso 10418 control and shutdown may be handled by the same sas unit(s). 2 function testing shall be possible without interrupting the operations of the installation. an overview of the psd blockings shall be available in ccr. 3 fieldbus and rio’s may be utilised. 4.2.4 pcs 1 hardwired process mimic should be avoided. 2 fieldbus and rio’s may be utilised. 4.2.5 pdcs 电力分布控制系统 the purpose of the pdcs is to control and monitor the electric power generation and distribution network, ref. norsok standard e-001. 这是挪威标准化组织出的i-002 safety and automation systems (sas) (rev[1]. 2, may. 2001)查看更多