Flow controlled Dosing pump actuator - Type 250 - Supply voltage: 110/230 VAC, 50-60 Hz, or 24 VDC - Electrical connection: PG7, IP 65 - Flow velocity range: (0.15/10) m/s - Accuracy: +/- 1% over calibrated flow rate range - Repetability: +/- 0.5% over calibrated range - Lineaty: +/- 1% over calibrated flow rate range - Viscosity range: 0.5 to 20 cSt - Maximum % solids: 10%, with particle size not exceeding 0.5 mm cross section or length.