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Brand: Rheonik
Rheonik RHM160 Coriolis Mass Flow Meter Sensor 30000 kg/min
Description
The largest Rheonik Coriolis sensor for terminals and pipelines
The Rheonik RHM160 is a high-flow Coriolis mass flow sensor for terminal transfer, allocation metering, viscous fluids, and barge, ship, rail car and truck filling. With a nominal flow of 30000 kg/min (about 1800 tonnes per hour, derived) and 12 inch flanges, it measures large loading and pipeline streams directly in mass. The torsion-driven oscillation system is described as drift-free with good signal to noise ratio and no moving parts to wear.
Note that the published datasheet is an older document (version 1.0, August 2019), so confirm current specifications before ordering.
Benefits named by the datasheet
- Torsion oscillator design with stable measurement and resilience to external noise and vibration.
- Insensitive to pipe pressure changes; robust tube wall thickness for abrasive applications.
- Corrosion resistant with a long sensor life attributed to low mechanical stress.
- AnyPipeFit custom process connections and approval for hazardous areas with a suitably rated RHE transmitter.
Technical specification
| Parameter | Specification |
|---|---|
| Nominal flow Qnom | 30000 kg/min (66139 lb/min) |
| Minimum flow Qmin | 750 kg/min (1653 lb/min) |
| Pressure drop at Qnom | About 1 bar (14 psi) on water; maximum recommended liquid velocity 15 m/s |
| Fluid temperature | -196 to 120 C (-320 to 248 F) |
| Ambient temperature | -50 to 80 C (-58 to 176 F) |
| Pressure rating | Up to 50 bar (725 psi), depending on material |
| Wetted materials | 1.4571 (316Ti) and 2.4602 (Alloy C22) |
| Enclosure | Stainless steel; IP65 standard, IP66 / NEMA 4X optional |
| Terminal box | Epoxy coated aluminum standard (125 x 80 x 57 mm); SS 316 optional (100 x 100 x 61 mm) |
| Cable entry | M25 x 1.5 standard; M20 x 1.5, 1/2 in NPT and 3/4 in NPT optional |
| Cable to remote RHE | Up to 30 m (98 ft) |
| Face to face length L | 1200 mm (47.24 in) |
| Height H2 | 1820 mm (71.65 in) |
| Repeatability | Standard +/-0.1% of rate; Goldline +/-0.05% of rate |
| Pressure compliance | PED Module B3.2 + C2 |
Calibration options
| Code | Performance |
|---|---|
| A Standard | +/-0.5% between Qnom and Qmin |
| B | +/-0.2% between Qnom (30000) and Q0.2 (2000 kg/min) |
| G Goldline | +/-0.15% between 12000 and 3000 kg/min (QG and QG/4) |
| 2 Low flow optimized | +/-0.2% down to Q0.2, +/-0.5% to Qmin, +/-0.6% to 600 kg/min |
| S / D density | +/-0.005 or +/-0.0025 kg per litre between 500 and 1400 kg per cubic metre |
Pressure rating by flange and tube material
| Flange and material | Maximum pressure Pmax |
|---|---|
| A1 12 in 150# RF, M1 SS 316Ti | 18.6 bar at 50 C; 16.4 bar at 120 C |
| A2 12 in 300# RF, M1 SS 316Ti | 46.7 bar at 50 C; 42.9 bar at 120 C |
| D1 DN300 PN16, M1 SS 316Ti | 16 bar at 50 C; 15.2 bar at 120 C |
| D2 DN300 PN40, M1 SS 316Ti | 32 bar at 50 C; 30 bar at 120 C |
| A1 12 in 150# RF, M3 Alloy C22 | 19.5 bar at 50 C; 16.9 bar at 120 C |
| A2 12 in 300# RF, M3 Alloy C22 | 60 bar at 50 C; 50 bar at 120 C |
| D1 DN300 PN16, M3 Alloy C22 | 16 bar at 50 C and 120 C |
| D2 DN300 PN40, M3 Alloy C22 | 40 bar at 50 C and 120 C |
The pressure code P1 means that Pmax depends on the material and flange selection, so the flange class sets the practical limit. The headline figure of 50 bar is therefore reached only with the 300# or PN40 flange in Alloy C22.
Choosing flanges and options
The seal-less parallel (PF0) design is offered with ANSI 12 in 150# RF (A1) and 300# RF (A2) flanges and DIN DN300 PN16 (D1) and PN40 (D2) flanges. Options listed include enclosure heating for high temperature applications, cleaning for oxygen service and project painting. Choose a calibration and, for live volumetric flow, a density calibration with an RHE transmitter that supports live density. The part number code selects the temperature range (N1 -20 to +120 C, NA -50 to +120 C or E3 -196 to +50 C), the wetted material (M1 or M3), a terminal box (JM, SM, TM or J5 for an integral RHE45), the approval, a pressure design compliance field (PED module B3.2+C2, or CRN for Alberta or other provinces) and manufacturing instructions such as oil-free cleaning or marine packing.
Approvals as printed
ATEX and IECEx for zones 0, 1 and 2 and North American approval for Class I, Div. 1, groups A to D are stated, in each case with a suitably rated RHE transmitter. The order code prints the sensor markings as A0 Ex II 1G Ex ia IIC T1-T6 Ga, A1 Ex II 2G Ex ia IIC T1-T6 Gb and C0 CSA Class I, Div. 1, groups ABCD. ABS Type Approval is listed for marine vessels. The options page lists hot oil or steam heating matrices, housing purge connections, SS 316 housing, dye penetrant inspection and X-ray testing, and its heading refers to the RHM80L, so confirm which options apply to the RHM160 when you request a quote.
Use in the Gulf
Export and import terminals, ship loading and bunkering, and large pipeline allocation points are where meters of this size are applied. Seven Star can quote the sensor with the suitable transmitter on request.
Selection and installation notes
A Coriolis sensor is sized from the flow range and the pressure drop, so confirm the fluid, density, viscosity, operating pressure and temperature before ordering. Mount the sensor on a rigid support without stressing the pipe, keep it full of liquid, avoid mounting where vibration from pumps reaches it and follow the orientation and drain advice in the manual. Zero the meter with no flow once the line is full, record the settings, and choose the electronics and output type that match the control system.
A sensor of this size is heavy, so plan the lifting, the supports and the flange loads with the piping engineer.
Information needed for a quotation
Send the full model code, the quantity, the delivery location in Oman or the GCC, the intended use and any accessories needed, so that the complete package can be quoted together.
Documents and supply information
The manufacturer data sheet is attached to this page and should be read together with the project specification and the site risk assessment before a purchase is confirmed. Ratings, standards and dimensions are quoted as printed on that sheet. Lead time, stock position and certificates available with the shipment are confirmed in the quotation, and we supply to Oman and the wider GCC region for industrial, utility and building services projects.
Related items and quotation
See flow and process measurement for related equipment. Send the product, flow range, line size and pressure and we will quote; confirm the datasheet version and order code before ordering.
Datasheets & Documents
- Datasheet Rheonik RHM160 Coriolis mass flow meter datasheet (version 1.0, August 2019) Download
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About brand
Rheonik designs and manufactures Coriolis mass flow meters and the transmitters that drive them, with its head office in Odelzhausen, Germany, where it was founded in 1986. Its meters measure mass flow, density and temperature directly, independent of fluid properties.
Seven Star LLC is an independent supplier in Muscat. We list Rheonik sensors and transmitters with their official datasheets for oil and gas, petrochemical, chemical and filling applications in Oman and the GCC.
Rheonik product series
RHM sensors on this site cover a wide range of sizes: the RHM06 for about 36 kg/min, the RHM20 for 480 kg/min, the RHM40 for 1500 kg/min, the RHM100 for 12,000 kg/min and the RHM160 for 30,000 kg/min. Tube materials, pressure ratings and process connections are chosen through the order code.
RHE transmitters include the RHE21 Ex d field mount transmitter, the RHE42 all-digital field transmitter, the RHE28 universal mount transmitter and the compact RHE26 and RHE46 units for panel or DIN rail mounting.
Where Rheonik meters are used
Custody transfer and loading of hydrocarbons, chemical injection and dosing, high-pressure gas and hydrogen measurement, batching and filling, and measurement of viscous or hot fluids.
Ordering Rheonik meters: what we need
Give the fluid, flow range, line pressure and temperature, process connection and hazardous area class. Sensor and transmitter approvals must match, so we confirm the full order code for both before ordering.
Browse Rheonik products by category: Flowmeters.
Related products
Frequently Asked Questions
Nominal flow is 30000 kg/min and the minimum recommended flow is 750 kg/min.
12 in ANSI 150# and 300# RF flanges and DN300 PN16 and PN40 DIN flanges, all with 1200 mm face-to-face length.
Calibrations are A 0.5%, B 0.2%, G 0.15% (Goldline) and a low-flow optimized option; density uncertainty is 0.005 or 0.0025 kg per litre.
The datasheet lists American Bureau of Shipping (ABS) Type Approval for use on marine vessels.
The published datasheet is version 1.0 dated August 2019; confirm current data with the manufacturer before ordering.

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