Technical Parameters Parameter Value Notes Nominal Size 20 Standard interface dimension Maximum Flow Rate 80 L/min 21 US gpm Minimum Controlled Flow 2-3 L/min 0.5-0.8 US gpm Maximum Operating Pressure 315 bar 4,570 psi Control Signal 0-10V DC or 4-20mA Proportional analog input Hysteresis < 2% Typical value Linearity < 3% Typical value Response Time < 50 ms To 90% of commanded value Operating Temperature -20°C to +60°C -4°F to +140°F