- Multi-spring compact design- Radial spring arrangement permits a low mounting height- Low volumen between diaphragm and case gives fast response times- Strong operating forcé by permissi-ble pressure supply of 6 bar / 87 psig- Permissible ambient temperatura -40 up to 80¡É / -40 up to 176¢µ- Stable guided stem- Fabric-reinforced roll-type dia-phragm with minimum area variation due to stem position on loss in ope-rating force for various stroke posi-tions - linearity is retained- Stem bushing requires no mainte-nance- Stable yoke in spheroidal cast-iron- Central mounting on the control valve- Yoke and stem coupling with moun-ting surfaces according to NAMUR(DIN IEC 65 B CO)- Top resp. lateral mounted hand wheel
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