Calibrating The Dosing Pump Dmx 221 For Chemicals - GRUNDFOS ALLDOS Oxiperm C 164 Series Operation And Service Manual

8.7.2 Calibrating the Dosing Pump
DMX 221 for Chemicals
72
For installation sizes in the range 164-1300C and 164-2500C, the chemicals HCl
and NaClO2 are calibrated using the following calibration system.
Calibration can be performed in the "Service mode/deaeration" menu, or in regular
operation.
Description of the calibration system
A Ball valve for filling the calibration system
B Calibration ball valve
1 Connection to the suction lines
2 Connection to the suction side dosing pump
3 Backflow and aeration line
4 Connection to reactor
5 Connection to pressure side dosing pump
Oxiperm 164 150-2500 g en
15.710010-V5.0