HM U

Aluminum Turbine Flow Meters with ball bearings for hydraulic applications

The HM U turbine flow meter series (U for aluminum housing and ball bearing) is used to measure continuous and discontinuous flow rates. They are mainly used for lubrication media. Especially well-suited for oils and hydraulic fluids.

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Functions & Specifications

Measuring Ranges: 1.2 up to 300 l/min
Repeatability: ±0.5 % (under the same conditions)
Linearity: ±2.5 % of actual flow (viscosity 30 mm²/s)
Viscosity Range: 30 mm² /s
Materials: Housing: as per DIN 3.4365 [EN AW-7075]
Wheels: as per DIN 1.4122
Bearing: Tungsten carbide sleeve bearing
Pressure: up to 420 bar [6,090 psi]
Medium Temperature: -40 °C up to +120 °C [-40 °F up to +248 °F]

Pickups, Amplifiers, Evaluation Electronics and Additional Accessories

Pickups and Amplifiers

ECO Ex Pulse Amplifiers

Single / double tap with different output functions

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Pickups and Amplifiers

ECO Pulse Amplifiers

Single / double tap with different output functions

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Evaluation Electronics

Local Displays (VTC/VIC)

with analog and frequency output, temperature measurement

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Pickups and Amplifiers

Local Converters (WIE)

programmable and with interface

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Evaluation Electronics

Intrinsically Safe Supply Unit and separation amplifier (EWS)

to supply intrinsically safe pickups and amplifiers

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Documents, Manuals & Software

Title	Date	Language	Download
Turbine Flow Meters – Datasheet HM U Series	01.01.2022	English (EN)	PDF (705 KB)
Turbine Flow Meters – Manual HM Series	02.11.2022	English (EN)	PDF (724 KB)