analog 4-20 mA

Two-step key lock function to protect the pump against unauthorised access

Communication with the pump is possible by means of Grundfos GO Remote (accessory)

Two potential-free output relays for max

dmx 115 3 b ss v ss x e1a1a1xemng 99592028 analog 4-20 mAThe 221 pump of the DMX series is a versatile positive displacement diaphragm dosing pump. The diaphragm is coupled mechanically via a precise gear eccenter tapet system to a high efficiency AC motor. The dosing capacity is adjusted by varying the stroke length at the stroke adjustment knob in the ratio 1: 10. The liquid end is composed of: Dosing head PTFE coated diaphragm Double ball valves up to 50 l h and single ball valves from 60 l h Other