No. SS2-8110-0530 Azbil Corporation - 6 - Allowable pressure and allowable differential pressure Rubber diaphragm (natural rubber, chloroprene, EPDM) Note) ..: Positioner is necessary. Note) ..: Positioner is necessary. Table 5 Air-to-close Actuator model no. Supply air pressure kPa {kgf/cm2} Spring range kPa {kgf/cm2} Positioner Differential pressure (by nominal size inches) kPa {kgf/cm2} 1/2 3/4 1 1. 2 2. 3 4 PSA1D 200 {2.0} 20 to 53 {0.2 to 0.54} .. 981 {10.0} 20 to 64 {0.2 to 0.65} .. 981 {10.0} 20 to 74 {0.2 to 0.76} .. 880 {9.0} 20 to 96 {0.2 to 0.98} .. 490 {5.0} 270 {2.8} 20 to 74 {0.2 to 0.76} .. 981 {10.0} 20 to 96 {0.2 to 0.98} .. 981 {10.0} HA2D 200 {2.0} 20 to 82 {0.2 to 0.84} .. 590 {6.0} 20 to 95 {0.2 to 0.97} .. 490 {5.0} --- 20 to 81 {0.2 to 0.83} .. 200 {2.0} 270 {2.8} 20 to 82 {0.2 to 0.84} .. 981 {10.0} 20 to 95 {0.2 to 0.97} .. 880 {9.0} 20 to 81 {0.2 to 0.83} .. 490 {5.0} HA3D 200 {2.0} 20 to 81 {0.2 - 0.83} .. 490 {5.0} 20 to 102 {0.2 to 1.04} .. 290 {3.0} 270 {2.8} 20 to 81 {0.2 to 0.83} .. 880 {9.0} 20 to 102 {0.2 to 1.04} .. --- 590 {6.0} HA4D 200 {2.0} 20 to 102 {0.2 to 1.04} .. --- 490 {5.0} 270 {2.8} 20 to 102 {0.2 to 1.04} .. --- 981 {10.0} Table 6 Air-to-open Actuator model no. Supply air pressure kPa {kgf/cm2} Spring range kPa {kgf/cm2} Positioner Differential pressure (by nominal size inches) kPa {kgf/cm2} 1/2 3/4 1 1. 2 2. 3 4 PSA1R 270 {2.8} 80 to 144 {0.8 to 1.47} .. 981 {10.0} 80 to 170 {0.8 to 1.70} .. 981 {10.0} 80 to 188 {0.8 to 1.92} .. 690 {7.0} 80 to 232 {0.8 to 2.37} .. 290 {3.0} HA2R 270 {2.8} 80 to 188 {0.8 to 1.92} .. 981 {10.0} 80 to 232 {0.8 to 2.37} .. 780 {8.0} 80 to 204 {0.8 to 2.08} .. 490 {5.0} --- 80 to 229 {0.8 to 2.34} .. 290 {3.0} 80 to 202 {0.8 to 2.06} .. 98 {1.0} HA3R 270 {2.8} 80 to 204 {0.8 to 2.08} .. 880 {9.0} 80 to 229 {0.8 to 2.34} .. 690 {7.0} 80 to 202 {0.8 to 2.06} .. 390 {4.0} 80 to 243 {0.8 to 2.48} .. 200 {2.0} HA4R 270 {2.8} 80 to 202 {0.8 to 2.06} .. 690 {7.0} 80 to 243 {0.8 to 2.48} .. 390 {4.0}