Azbil Corporation No. SS2-EGV100-0002 - 3 - Allowable differential pressure Note) 1) Can be used for modulating application using positioner or On-off application. 2) Take care that the maximum allowable differential pressure does not exceed the highest working pressure in ANSI B16, 34-1981 Note) Indicate position number when installation other than the standard type is required. Figure 2 Actuator orientation Table 2 Air-to-close Pressure rating Actuator Supply pressure kPa {kgf/cm2} Spring range kPa {kgf/cm2} Differential pressure kPa {kgf/cm2} (by Nominal size) 4 5 6 8 ANSI 900 ANSI 1500 HA3D 390 {4.0} 80 to 240 {0.8 to 2.4} 12700 {130} 10800 {110} HA4D 390 {4.0} 19600 {200} 18600 {190} 16700 {170} 12700 {130} ANSI 2500 HA3D 390 {4.0} 18600 {190} 13700 {140} HA4D 390 {4.0} 19600 {200} 19600 {200} 19600 {200} Table 3 Air-to-open Pressure rating Actuator Supply pressure kPa {kgf/cm2} Spring range kPa {kgf/cm2} Differential pressure kPa {kgf/cm2} (by Nominal size) 4 5 6 8 ANSI 900 ANSI 1500 HA3R 270 {2.8} 80 to 240 {0.8 to 2.4} 6370 {65} 5390 {55} HA4R 270 {2.8} 10800 {110} 9320 {95} 8340 {85} 6370 {65} VA5R 270 {2.8} 14700 {150} 12700 {130} 11300 {115} 8830 {90} ANSI 2500 HA3R 270 {2.8} 9320 {95} 6860 {70} HA4R 270 {2.8} 16000 {160} 11300 {115} 9810 {100} VA5R 270 {2.8} 19600 {200} 16000 {150} 13200 {135} Side-mounted hand wheel Side-mounted hand wheel Flow direction Flow direction Positioner No.1 (Standard type) Side-mounted hand wheel Flow direction Flow direction Positioner Positioner No.2 Side-mounted hand wheel Flow direction Flow direction Positioner No.3 Side-mounted hand wheel Flow direction Flow direction Positioner No.4 Positioner 5 7