ProductName：Double Rotator Flowmeter 

ProductNumber：HDRF

Double Rotator Flowmeter

Application：
It is the latest product of the volume flowmeter. The measure component is a pair of the gear shape special helix rotor, it is used to measure and control the liquid in the pipe.

Features：
■ Precision Design and specialty technics,high accuracy and repeatability;
■ Double Rotator structure Design, no contact circumrotation, stable operation, Small vibration and noise.
■ No need straight pipe, no connected with fluid flow for accuracy, wide Application for viscosity medium.

Main technical parameter:
Nominal size: DN40 ～ DN300
Nominal pressure：1.6 MPa ～ 6.3 MPa
Accuracy ：0.1、0.2、0.5
Measure range: 0.25 m3/h ～ 3000 m3/h
Viscosity: 0.3 mPas ～ 2500 mPas
Ambient temperature: -20℃ ～ +55℃
Medium temperature: -20℃ ～ +100℃，up to 150℃
Relative humidity: 45％～95％
Output pulse signal; Vp-p>≥7V(+12～24VDC.3-wire design )
Vp-p>≥6V(+24VDC 2-wire design RL=1000Ω)
Ex-proof class: dⅡB T4