A special "Low NPSH" first-stage design reduces the pump's NPSHr value

one configurable digital input or open-collector output

When using a rigid suction line in the tank

Pressure loading valves provide a constant counter-pressure and prevent siphoning They are installed in the discharge line after the pressure relief valve

With a frequency of 50 Hz they run at 1500 rpm approximately

dda 7 5 16 ar c pvc v c f 31u2u2fg 93016941 A special "Low NPSH" first-stageThe SMART Digital DDA C is a compact positive displacement diaphragm dosing pump with variable speed drive (stepper motor) and intelligent control electronics with minimum energy consumption. The SMART Digital Dosing series operates at full stroke length to ensure optimum accuracy, priming and suction, even for high viscosity or degassing liquids. Depending on the set capacity, the duration of the discharge stroke varies, ensuring an optimal, uniform