SIPART PS2 SMART ELECTROPNEUMATIC POSITIONER FOR PNEUMATIC LINEAR AND PART-TURN ACTUATORS; 2-,3-,4-WIRE; 4…20MA WITH HART-INTERFACE; SINGLE ACTION; ENCLOSURE MAKROLON WITH FIXABLE SLIPPING CLUTCH WITH EXPLOSION PROTECTION (ATEX/IECEX/FM/CSA); INTRINSIC SAFETY WITH INSPECTION WINDOW CONNECTION THREAD EL.: 1/2” NPT / PNEU.: 1/4” NPT WITHOUT LIMIT MONITOR WITHOUT OPTION MODULE . BRIEF INSTRUCTIONS GERMAN / ENGLISH / CHINESE . WITHOUT MOUNTED PRESSURE GAUGE BLOCK