Rheonik RHM015 Coriolis Mass Flow Meter

Rheonik RHM015 Coriolis Mass Flow Meter is perfect for extremely low-flow applications where stability and accuracy are a must.

Rheonik RHM015 Coriolis Mass Flow Meter is perfect for extremely low-flow applications where stability and accuracy are a must. With an application range starting at a few grams a minute, the RHM015L fits R&D and small pilot requirements.

Rheonik RHM015 Benefits :

  • Torsion oscillator design assures a stable and drift-free measurement with excellent signal to noise ratios
  • Resilient to external noise and vibration
  • Insensitive to pipe pressure changes
  • Robust tube wall thickness provides increased operational safety in abrasive applications
  • Long sensor life is guaranteed due to low mechanical stresses in the meter mechanism
  • No moving parts to wear or fail

TYPICAL APPLICATION RANGE 0.004 up to 0.6 kg/min

MAX. PRESSURE  1379 bar / 20000 psi
TEMPERATURE  -50 up to +210°C
ACCURACY  0.1% of rate

Alloy C22
more on request



  • Standard pressure ratings up to 752 bar (10907 psi)
  • Temperature ratings from -196 to 350°C (-320 to 662°F)
  • Mass flow uncertainty down to 0.10%
  • Repeatability better than 0.05%
  • Typical measuring ranges between 0.004 kg/min and 0.6 kg/min
  • Accurately measure low flow rates down to 1.5 g/min
  • Unique robust torsion has driven oscillation system
  • Process connection customization available
  • Ultra-compact design with a minimal footprint
  • Approved for use in hazardous areas
  • Stainless steel case
  • Removable connection manifold version available for easy and efficient maintenance
  • Remote and compact transmitter versions available


Typical applications include:

  • General Flow Control
  • Additive Dosing
  • Mixing and Batching
  • Chemical Injection
  • Package and Container Filling


Nominal Flow (Qnom)* 0.6 kg/min (1.32 lb/min)
Maximum Flow (Qmax)* 1.2 kg/min (2.65 lb/min)
Typical Minimum Flow (Qmin)* 0.002 kg/min (0.004 lb/min)
Serial Tube / Single Path Flow rates Qmax, Qnom and Qmin for “serial” sensors will be 50% of the above listed parallel/dual path version.
Operating Temperature Fluid temperature range options cover from -196 °C to +210 °C (-320 °F to +410 °F) For integral transmitter versions please refer to transmitter datasheet
Ambient Temperature -50 °C to +80 °C (-60 °F to +180 °F). High temperature version for oven installation up to +210 °C (+410 °F) available
Pressure Ratings 1481 bar (21480 psi) – dependent upon material

Electrical Connection Sensor w/o Integral Transmitter

M20 x 1.5 standard cable entry for JM, SM terminal box versions

Optional entries available : ½” NPT or M25 x 1.5 (only for SM) or ¾” NPT (only for SM) M16 x 1.5 standard cable entry for PM terminal box version

Max. cable length to remote RHE transmitter 100 m/330 ft.

Sensor Enclosure Materials Stainless steel 304 (standard), SS 316 (optional)

Coated aluminum terminal box, SS 316 terminal box (optional)

Enclosure Type Protection class IP 66, NEMA 4 (standard), IP 66/67, NEMA 4X (optional)

Wetted Materials

Flow tubes SS 316 L, SuperDuplex, Sandvik HP160® or Alloy C22 Manifolds SS 316 L, seals FKM, FFKM, FVMQ, EPDM

Standard flanges SS 316 Ti, other connections SS 316 L Additional/customer specific materials available upon request

Process Connections Nearly any – the Rheonik AnyPipeFit Commitment. Consult factory for types/sizes not listed in this data sheet on the Mechanical Construction pages
Pressure Rating Compliance PED 2014/68/EU Article 4, Section 3 (SEP)

Certifications and Approvals

ATEX / IECEx Approvals Zone 0, 1, 2 (see page 18)

North American Approvals Cl. I, Div. 1, 2, Gr. A,B,C,D, Zone 0, 1, 2 (see page 18) American Bureau of Shipping (ABS)

Testing and Inspection All sensors are hydro tested, calibrated and supplied with a traceable calibration certificate. Customized calibration and testing services are available

Project Documentation and QA, Services

Rheonik offers a full set of services for large and complex engineering projects. Typical services offered are, but not limited to:

•      Certificates of origin and conformity, mill certificates

•      Data books including WPAR, WQS, NDT, test & quality plans, functional testing, calibration procedures, customized packing, factory acceptance etc.

•      Painting to project specification

•      Start up and commissioning services on/offshore




Customization services for machine integration. Consult factory



Rheonik RHM015 Coriolis Mass Flow Meter

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