a trip initiator in/to 分别是什么(关于紧急停车系统 ...? ESS 11, HP N2 Header Press (高压 氮气 总管) Functions: • LI-1234-01 and 02 detects liquid in C-1234, indicating possible contamination in the gaseous utility system. - It is part of one out of two logic ESD 11 and is a trip initiator in ESD 11. • PI-1234-06 and 07 detects low low pressure immediately downstream of C-1234, indicating potential for backflow. - These are part of one out of two logic and is a trip initiator to ESD 11. [ ]查看更多14个回答 . 4人已关注