IMI Norgren Herion Pvt. Ltd. Is an ancillary of IMI Group. IMI Norgren Herion Pvt. Ltd. Offers Prortional Valves available with Output pressure: 0 to 1 bar [0 to 15 psi], 0 to 2 bar [0 to 30 psi], 0 to 4 bar [0 to 60 psi], 0 to 6 bar [0 to 90 psi], 0 to 8 bar [0 to 120 psi], Supply pressure: Minimum 1, 5 bar [22 psi] above maximum output pressure [10 bar [150 psi] maximum], Hysteresis: <1% of span, Repeatability: < 2% of span, Linearity: < 1,5% of span, Flow capacity: Forward: <200 l/min [7 scfm], Relief: <180 l/min [6 scfm], Temperature effect: Typically less than 7 mbar per °C between 0°C to +60°C, Supply sensitivity: Less than 0,1 bar [1,5 psi] for 1 bar [15 psi] supply pressure change and Ambient temperature: 0°C to +60°C. The key features of the Prortional Valves are: