Features
The RHM20 is a 2″ meter designed for general purpose flow measurement without the need for maintanance. Robust and accurate, the RHM20 outperforms other flow technologies at an attractively low cost of ownership.
The specifications contained herein are subject to change without notice and any user of said specifications should verify from the manufacturer that the specifications are currently in effect.Otherwise, the manufacturer assumes no responsibility for the use of specifications which may have been changed and are no longer in effect.
- Standard pressure ratings up to 799 bar (11589 psi)
- Temperature ratings from -196 to 350°C (-320 to 662°F)
- Mass flow uncertainty down to 0.15%
- Density uncertainty down to 0.5%
- Repeatability better than 0.05%
- Nominal measuring ranges between 3 and 300 kg/min
- Accurately measure low flow rates down to 2.25 kg/min
- Unique robust torsion driven oscillation system
- Rheonik AnyPipeFitCommitment brings you the possibility to get any custom process connection type and size for savings on installation costs. Compact design with minimal footprint
- Approved for use in hazardous areas
- Stainless steel case
- Removable connection manifold version available for easy and efficient maintenance
The specifications contained herein are subject to change without notice and any user of said specifications should verify from the manufacturer that the specifications are currently in effect.Otherwise, the manufacturer assumes no responsibility for the use of specifications which may have been changed and are no longer in effect.
Applications
- General Flow Control
- Plant Balance
- Additive Dosing
- Mixing
- Batching
- Package and Container Filling
Specification
Nominal Flow (Qnom)*：
300 kg/min (661.4 lb/min)
Minimum Flow (Qmin)*：
6 kg/min (13.2 lb/min)
Serial Tube/ Single Path：
Flow rates QnomandQminwill be 50% of the above listed parallel/dual tube version
Operating Temperature：
Temperature range options cover applications from -196°C to 350°C (-320°F to 662°F)
Pressure Ratings：
Up to 799 bar / 11589 psi-dependent upon material
Electrical Connection：
Cable entry M25 x 1.5 (standard), M20 x 1.5, ½” NPT, ¾” NPT (optional)
Max. cable length to remote RHE transmitter 100m / 330ft
Sensor Enclosure Materials：
Stainless steel (standard), 316 stainless steel (optional)
Epoxy coated aluminum terminal box (standard), 316 stainless steel terminal box (optional)
Enclosure Type：
Protection class IP65 (standard); IP 66 / NEMA 4X (optional)
Wetted Materials：
1.4571 (316Ti), 2.4602 (Alloy C22), Tantalum, 1.4410 (SuperDuplex)
Seal material (manifold construction): PTFE
Additional/customer specific materials available upon request
Process Connections：
Nearly any -the RHEONIK AnyPipeFitCommitment. Consult factory for types/sizes not listed in thisdata sheet
Pressure Rating Compliance：
Europe –PED: Sound Engineering Practice (SEP),Module A2, Module B3.2+C2
Certifications and Approvals：
ATEX / IECExApprovals for zone 0, 1, 2 (suitably rated RHE transmitter required)
North American Approvals for Class I, Div. 1, Groups ABCD (suitably rated RHE transmitter required)
American Bureau of Shipping (ABS) Product Type Approval for use on marine vessels
Documentation, Testing and Inspection：
All sensors are hydro tested, calibrated and supplied with a traceable calibration certificate. Customized calibration and testing services 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.
•Start up and commissioning services on/offshore
Options：
Enclosure heating for high temperature applications
Cleaning for oxygen service
Full service painting to project specifications –consult factory
300 kg/min (661.4 lb/min)
Minimum Flow (Qmin)*：
6 kg/min (13.2 lb/min)
Serial Tube/ Single Path：
Flow rates QnomandQminwill be 50% of the above listed parallel/dual tube version
Operating Temperature：
Temperature range options cover applications from -196°C to 350°C (-320°F to 662°F)
Pressure Ratings：
Up to 799 bar / 11589 psi-dependent upon material
Electrical Connection：
Cable entry M25 x 1.5 (standard), M20 x 1.5, ½” NPT, ¾” NPT (optional)
Max. cable length to remote RHE transmitter 100m / 330ft
Sensor Enclosure Materials：
Stainless steel (standard), 316 stainless steel (optional)
Epoxy coated aluminum terminal box (standard), 316 stainless steel terminal box (optional)
Enclosure Type：
Protection class IP65 (standard); IP 66 / NEMA 4X (optional)
Wetted Materials：
1.4571 (316Ti), 2.4602 (Alloy C22), Tantalum, 1.4410 (SuperDuplex)
Seal material (manifold construction): PTFE
Additional/customer specific materials available upon request
Process Connections：
Nearly any -the RHEONIK AnyPipeFitCommitment. Consult factory for types/sizes not listed in thisdata sheet
Pressure Rating Compliance：
Europe –PED: Sound Engineering Practice (SEP),Module A2, Module B3.2+C2
Certifications and Approvals：
ATEX / IECExApprovals for zone 0, 1, 2 (suitably rated RHE transmitter required)
North American Approvals for Class I, Div. 1, Groups ABCD (suitably rated RHE transmitter required)
American Bureau of Shipping (ABS) Product Type Approval for use on marine vessels
Documentation, Testing and Inspection：
All sensors are hydro tested, calibrated and supplied with a traceable calibration certificate. Customized calibration and testing services 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.
•Start up and commissioning services on/offshore
Options：
Enclosure heating for high temperature applications
Cleaning for oxygen service
Full service painting to project specifications –consult factory
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Note : Design and specifications are subject to change without notice.
Note : Please make sure the product and the device which connect with RS-485 are on common ground, avoid damaged product.