procurement of siemens make smart positioners for control valve installed in btg area at 2x660mw, sstpp, mppgcl, dongalia procurement of siemens make smart positioners for control valve installed in btg area at 2x660mw, sstpp, mppgcl, dongalia , sipart ps2 smart electro pneumatic positioner model no : 6dr5111-0nn00-0aa0single action for pneumatic linear and part-turn actuators;2-wire; 4...20ma with hart-interface;single action; enclosure aluminium, small, with fixable slipping clutch, without explosion protection, 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 , sipart ps2 smart electro pneumatic positioner model no : 6dr5123-0nn00-0aa0 double action for pneumatic linear and part-turn actuators;2-wire; 4...20ma with hart-interface;single action; enclosure aluminium, small, with fixable slipping clutch, without explosion protection, 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 , feedback card exmodel no:6dr4004-6j , feedback card ex model no:6dr4004-8j , pneumatic block, single action model no: c73451-a430-d80 , pneumatic block, single action model no: c73451-a430-d81 , motherboard safe area, with hart , single acting gauge block with 2 no pressure gauge , double acting gauge block with 3 no pressure gauge , smart differential pressure transmitter model no: 7mf4433-1fa02-2ac6-z a01 , smart ultrasonic level transmitter model no: 7ml5221-1ac11