Gear Flowmeters in Standard Design (ZHM-ST)

  • Measuring ranges:
    0.005 to 150 l/m 
  • Viscosity:​
    1…25,000 mm²/s
  • Linearity:
    ±0.5% of actual value
  • Pressure: 
    max. 420 bar
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The ZHM ST gear flow meter series tungsten carbide sleeve bearing design) are flow meters which are mainly used in lubrication and non-lubrication liquids. They are equally suitable for filled, viscous and abrasive media. Combined with the use of tungsten carbide bearings, the ZHM ST guarantees optimum measurement accuracy and a long service life under even the toughest application conditions. 

General Specification
Measuring ranges

0.005…150 ltr./min

Viscosity range

1…25,000 mm²/s

Linearity

±0.5% of actual value

Pressure 420 Bar
Repeatability  ±0.05 %
Accuracy ±0.1 %
Material
Housing

as per DIN 1.4305 [AISI 303], 1.4404 [AISI 316L]

Gears as per DIN 1.4122, 1.4501 [AISI F55]
Bearings Tungsten carbide sleeve bearing
Sealing: FKM, PTFE (others on request)
Medium temperature -40 °C up to +180 °C [-40 °F up to +356 °F] (others on request)

 

Filling process

Dosing systems

2-component and 3-component mixing plants

Test stands

Lubrication monitoring

Consumption measurement

Water-based paints, two component paints,highly filled metallic paints and Softfeel paints

Preservative waxes, adhesives, PVC, epoxy resins, filled and abrasive media

Polyol and isocyanate

Oils, grease

Hydraulic fluids and coolant

Fuels, additives of any kind