ULS-210气动阀门位置阀控装置/机械触动式/2SPDT/NUMUR安装，气动阀位指示器，气动卫生级蝶阀阀位开关，阀门位置信号指示器，圆顶指示器，平顶指示器，90度指示器，角行程调节阀阀位开关，直行程调节阀阀位开关，机械式定位器， 无锡埃费尔公司生产的APL-210N,APL-310N,APL-510N,APL-410N,APL-311N,APL-313N,APL-312N,APL-314N,APL-512N,APL-514N,APL-511，APL-411，APL-412N,APL-221N,APL-213N,APL-321N,APL-313N,APL-521N,APL-513N,APL-421N,APL-413N,APL-230A,APL-330，APL-530,APL-430,APL-220N,APL-222N,APL-320N,APL-322N,APL-520N,APL-522N,APL-420N,APL-422N,APL-315N，APL-316N,APL-515N,APL-516N,APL-415N,APPL-416N,PL-311,APL-311,APL-411.APL-511,APL-610，APL-620，APL-611，APL-621，...
