Variable area O2 flowmeter ​

Variable area O2 flowmeter

Measuring range : 1-10 lt/min. ,20 C 
Medium : O2 
Pressure max. : Max. 6 bar
Temperature max :Max.60 C
Adjustment needle : yes 
Connection : Input : Brass ,1/2" male thread Output : 6 mm Hose or 1/4 " male thread 
Body material : Brass

1. Fish farms
2. hospitals
3. chemicals ...eq..