Quote:
Originally Posted by Woodstock  I emailed Ralf Prehn to ask about dosing pumps. You can view his site here: cashh.de Here is his response to my question asking about the LiterMeter III, the Aquamedic, and the GroTech TECH III dosing pumps. |
Tut mir Leid Ralf aber da muss ich widersprechen!
I am so sorry but there I must contradict Ralf. Indeed, the AquaMedic has really only two wheels, but if you use 2 check valves (no return valves) on each end, one run back from liquid is absolutely impossible therefore and the dosing accuracy is guaranteed absolutely.