论文部分内容阅读
ＳＦＤ－３００_３~２型联锁电动操作器设计选型资料天津市自动化仪表七厂朱秀贞供稿ＳＦＤ－３００操作器是ＤＤＺ－Ｓ型系列电动单元组台仪表中的一个辅助单元。它在调节系统中与电动执行机构配套，可以实现调节系统的Ｍ／Ａ（手动／自动）双向无扰动切换，当操作切换至...
SFD-300_3 ~ 2 interlocking electric manipulator design and selection of materials Tianjin Automation Instrumentation Factory Seven Chu for feedback SFD-300 manipulator is DDZ-S-type electric unit group table instrument in an auxiliary unit. It is in the regulation system and the electric actuator supporting, can realize the adjustment system of M / A (manual / automatic) bi-directional bumpless switch, when the operation is switched to ...