or a DMX model 221 dosing pump

It only needs to be connected to the main supply

pressure boosting and closed circulation systems with a high static pressure

DDA 30-4 FCM-PP/V/C-F-31I002FG The SMART Digital DDA is a compact positive displacement

The Grundfos Eye indicator on the operating panel provides visual indication of pump status:

cri 3 2 a fgj a e hqqe 93394065 or a DMX model 221Vertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). Pump materials in contact with the liquid are in stainless steel. A cartridge shaft seal ensures high reliability, safe handling, and easy access and service. Power transmission is via a rigid split coupling. Pipe connection is via combined DIN ANSI JIS flanges. The pump is fitted with a 3 phase, fan cooled asynchronous motor.