Altre caratteristiche:

External analog 4-20

Analog control 0/4-20 mA

Pompa gemellare a coclea

an external thermal switch must be connected (contact Grundfos)

dmx 115 3 b pvc t t x e1u3u3xemng 99771977 Altre caratteristiche:The 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