Siemens – 6DR5520-0NM00-0AA9 R2D
SIPART PS2 smart electropneumatic positioner for pneumatic linear and part-turn actuators; PROFIBUS-PA operation; double action; polycarbonate enclosure . Without explosion protection Connection thread el.: M20x1.5 / pneu.: 1/4″ NPT Without Without . Brief instructions German / English / Chinese Standard / Fail-Safe – Depressurizing the actuator in case of failure of electrical auxiliary power Manometer block stainless steel 316 ¼‑18 NPT, double-acting with SST manometer IP54 (MPa, bar, psi)