SIPART PS2 智能電氣閥門定位器，用于二線制直行程和角行程執行機構；無HART接口；雙作用；外殼： 塑料 with fixable slipping clutch with explosion protection (ATEX/IECEx/FM/CSA); Intrinsic safety Connection thread el.: M20x1.5 / pneu.: G 1/4 with installed limit monitor alarm module; electronic with installed position feedback module (4 ... 20 mA) description not available Brief instructions German / English / Chinese description not available without mounted pressure gauge block