RHM 06
FLOW SENSOR
The RHM 06 is a low risk, low maintenance solution for critical flow applications everywhere. High pressure and temperature options comined with a selection of wetted material make the RHM 06 a true fit and forget device.

Range: 0.1 kg/min up to 36 kg/min
Pressure: up to 1662 bar (24105 psi)
Temperature: -196°C (-321°F) up to +350°C (662°F)
Accuracy: 0.1 % of rate
Materials: SS 316L / SS 316Ti, Super Duplex – 1.4410, Alloy C22 – 2.4602
Process Connection: ½" up to 1"General Specifications
Nominal Flow (Qₙₒₘ)*

25 kg/min (55.1 lb/min)

Maximum Flow (Qₘₐₓ)*

36 kg/min (79.4 lb/min) 

Typical Minimum Flow (Qₘᵢₙ)*

0.1 kg/min (0.22 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) (standard), versions available for installation in vacuum chamber (-260 °C / -430 °F) or oven (up to +210 °C / +410 °F) (optional)

Pressure Ratings

Up to 1379 bar / 20000 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 316L or SuperDuplex

Manifolds SS 316L, seals FKM, FFKM, FVMQ

Standard flanges SS 316Ti, other connections SS 316L

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 (details see page 18)

North American Approvals Cl. I, Div. 1, 2, Gr. A, B, C, D, Zone 0, 1, 2

OIML, MID custody transfer approval

American Bureau of Shipping (ABS) Product Type Approval for use on marine vessels

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