電動(dòng)執(zhí)行器的工作原理:執(zhí)行器由伺服電機(jī)、機(jī)械減速和位置發(fā)送器三部分組成。執(zhí)行器接受伺服放大器或電動(dòng)操作器的輸出信號(hào),控制伺服電機(jī)的正反轉(zhuǎn),經(jīng)機(jī)械減速器后變成輸出力矩去推動(dòng)調(diào)節(jié)機(jī)構(gòu)動(dòng)作。與此同時(shí),位置發(fā)送器將調(diào)節(jié)機(jī)構(gòu)的角位移轉(zhuǎn)換成相對(duì)應(yīng)的4-20mADC信號(hào),作為閥位指示,并反饋到前置磁放大器的輸入端作為位置反饋信號(hào)以平衡輸入信號(hào)。
MORI SEIKI SEAL SLIDE X24107A05 FOR SL-6B
MAC VALVE MV-A3B-A311-PM-?611JJ MVA3BA311PM611J?J
SANDVIK TURNING TOOLHOLDER DDJNL-16-3D DDJNL163D !
Mitsubishi No-Fuse Breaker NF100-SP NF100SP Nice
Ni-Cd Battery Niquel Cadmium 41S40AB211311 Lot of 8!
Fanuc PC Board A16B-1211-0030/?04A A16B12110030/04?A Nice
Fanuc I/O Base Unit, Back Panel 10 Slot A03B-0801-C009
Balance Engineering PC Board GESMEM-12D 9602 Refurb
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