Azbil Corporation No. SS2-8110-1100 - 7 - Note) 1) * The limit of differential pressure for 40 to 200 kPa {0.4 to 2.0 kgf/cm2} spring range are the same as for 40 to 120 kPa {0.4 to 1.2 kgf/cm2} spring. 2) “ ” shows a model with standard actuator. 3) ..: Positioner is necessary. ..: Positioner is not necessary. ..: Positioner is preferable. 4) Valve seat leakage at full closure marked with “*” is 0.01% or less (Class IV), and that without mark is 0.00001% or less (Class VI). Table 6 Air-to-open Actuator model no. Supply pressure kPa {kgf/cm2} Spring range kPa {kgf/cm2} positioner Differential pressure kPa {kgf/cm2} Valve size (inches) 1. 2 2. 3 4 5 6 VA1R 140 {1.4} 20 to 98 {0.2 to 1.0} .. or .. 560* {5.7} 440* {4.5} 40 to 120 {0.4 to 1.2} * .. 1670* {17.0} 1270* {13.0} 270 {2.8} 80 to 240 {0.8 to 2.4} .. 2940 {30.0} 2940 {30.0} VA2R 140 {1.4} 20 to 98 {0.2 to 1.0} .. or .. 800* {8.2} 630* {6.4} 500* {5.1} 430* {4.4} 320* {3.3} 40 to 120 {0.4 to 1.2} .. 2350* {24.0} 1860* {19.0} 1470* {15.0} 1270* {130} 981* {10.0} 270 {2.8} 80 to 240 {0.8 to 2.4} .. 2940 {30.0} 2940 {30.0} 2940 {30.0} 2940 {30.0} 2260 {23.1} VA3R 140 {1.4} 20 to 98 {0.2 to 1.0} .. or .. 1270* {13.0} 981* {10.0} 830* {8.5} 730* {7.4} 540* {5.5} 430* {4.4} 360* {3.7} 40 to 120 {0.4 to 1.2} .. 2940* {30.0} 2940* {30.0} 2450* {25.0} 2060* {21.0} 1570* {16.0} 1270* {13.0} 1080* {11.0} 270 {2.8} 80 to 240 {0.8 to 2.4} .. 2940 {30.0} 2940 {30.0} 2940 {30.0} 2940 {30.0} 2940 {30.0} 2940 {30.0} 2550 {26.0} VA4R 140 {1.4} 20 to 98 {0.2 to 1.0} .. or .. 1080* {11.0} 981* {10.0} 760* {7.7} 610* {6.2} 510* {5.2} 40 to 120 {0.4 to 1.2} .. 2940* {30.0} 2940* {30.0} 2260* {23.0} 1760* {18.0} 1470* {15.0} 270 {2.8} 80 to 240 {0.8 to 2.4} .. 2940 {30.0} 2940 {30.0} 2940 {30.0} 2940 {30.0} 2940 {30.0} VA5R 140 {1.4} 20 to 98 {0.2 to 1.0} .. or .. 1180* {12.0} 981* {10.0} 40 to 120 {0.4 to 1.2} .. 2450* {25.0} 2060* {21.0} 270 {2.8} 80 to 240 {0.8 to 2.4} .. 2940 {30.0} 2940 {30.0} 2 5