or a DMX model 221 dosing pump

volute pump with in-line suction and discharge ports of identical diameter

Signal inputs/outputs:

DDC 9-7 A-PV/T/C-F-32U2U2FG The SMART Digital DDC is a compact positive displacement

Advanced data communication

dda 7 5 16 ar pp v c f 31u2u2fg 97721942 or a DMX model 221DDA 7. 5 16 AR PP V C F 31U2U2F The SMART Digital DDA 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. The duration of each discharge stroke varies according to the capacity