美国MOOG伺服阀D633/D634直动式伺服阀产品说明：产品特点：D633/634系列采用超大驱动力的线性力马达直接驱动主阀芯运动，阀芯位置采用位移传感器检测，内置式电子放大器对主阀芯位置进行闭环控制。直动式设计避免了先导级的泄漏损失且动态响应与供油压力无关，同时也大大提高了阀的抗污染能力。常用型号有：D634-341C；D634-319C等。D662Z902BD663-2709ED663-344CD663-7205D663Z2770HD664-2708ED664-375KD664-519D664-5302D664Z4710BD682Z4706BD688Z4701DD691-2090DD691Z2086DD760-103AD760-317AD760-506AD760-880AD761-2620D761-532-4D765-1601D770-801D791-5026D792-4005DBEP04A2007FBE050-315E061-004E062-085E062-492E062-495E062K105-009AE072-085AE077K029E631K505-007CE643-151E672-010D01G00NE760-644E770K001E771K004E771K004BE772-103E772-104EHSV522A1BELT-7600-MOF3033NG414-200G422-400G761-3001G761-3002G761-3003G761-3004G761-3005G761-3007G761-3262G771K200G771K226G772K240HPN2380712I27W80D2J064-200J064B-005AJ076-144J077-652J077K561J077K651J077K652J631A064J641-302J661-12J661-337J662-302PSI9-3A65304WE150A65304WE200A65304WT-200A65990/009A65990009A65UNKNOWNA85122208A85122218B52999-120)