procurement of spares of siemens make electropneumatic positioners installed in 2x600mw, sstpp, mppgcl, dongalia, khandwa procurement of spares of siemens make electropneumatic positioners installed in 2x600mw, sstpp, mppgcl, dongalia, khandwa , siemens make single acting fail freeze smart positioner positioner model no – 6dr5210-0en00-0aa0-z f01 inlet air pressure: 1.4 to 7 bar. ambient temp: -30 deg c to +80 deg c. degree of protection – ip 66 according to en 60529 / nema 4x input: 2, 3, 4 wire systems ( 0 / 4 to 20 ma ) positioner: with hart for actuator – single acting housing: makrolon , position feedback transmitter model no: 6dr4004-6j rated signal range: 4 to 20 ma short circuit proof. power supply: +12 to +30 v dc. transmission error: = 0.3% resolution: = 0.1% , siemens make double acting fail freeze smart positioner model no: 6dr5120-0nn00-0aa0-z f01 inlet air pressure: 1.4 to 7 bar. ambient temp: -30 deg c to +80 deg c. degree of protection – ip 66 according to en 60529 / nema 4x input: 2 wire ( 4 to 20 ma ) with hart protocol for actuator – double acting housing: makrolon , position feedback transmitter model no: 6dr4004-8j rated signal range: 4 to 20 ma short circuit proof power supply: +12 to +35 v dc. transmission error: = 0.3% resolution: = 0.1% , siemens electropneumatic positioner ( double acting fail freeze remote position detection ) model no: 6dr5120-0nn00-0aa0-z f01 , external position detection system separate mounting of position sensor and controller unit positioner housing with integral potentiometer & sliding clutch , emc filter module emc filter module forms the interface between external positions sensors and the basic electronics of the positioner