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AMF Series Coriolis Mass Flowmeter
Measure with Confidence.
Deliver with Precision.
The OKet® AMF Series Coriolis Mass Flowmeters are designed to deliver high-precision, real-time measurement of mass flow, density, and temperature.
Based on advanced Coriolis technology, the system ensures direct and accurate measurement without external compensation, making it ideal for demanding industrial and custody transfer applications.
With a robust design and intelligent transmitter, the AMF Series provides stable performance, long service life, and reliable operation across a wide range of process conditions.
Sensor
OKet澳科
Intuitive and direct display of mass flow, mass total, volume flow, volume total, density, temperature.
Structure
Transmitter
Provide an excitation signal for the sensor drive system to make the measuring tube vibrate.
Calculate mass flow, density, temperature and other parameters according to the sampling signal returned by the sensor sampling system.
Display the parameters through LCD screen in place in real time.
The data can be transmitted to the secondary instrument through 4-20mA, pulse, RS485 and other methods.
Sensor
It is composed of connecting flange, shunt, measuring tube, drive system, sampling system, platinum resistor, casing, outlet device and other parts.
Advantage
High Accuracy
Mass measurement error less than ±0.1%; the repeatability less than 0.05%.
Real-time high-accuracy online measurement with error less than ±0.0005 g/cm³.
High-accuracy platinum resistance temperature measurement, algorithm optimization, measurement error better than ±0.2 °C.
Digital algorithm, high measurement accuracy at lowflow rates. Range ratio 20:1.
Industrial Versatility
Applicable to a variety of flow ranges and process conditions.
Realtime Data Collection
Intuitive and direct display of mass flow, mass total, volume flow, volume total, density, and temperature. Self-diagnosis function, which can quickly locate and deal with problems, ensures data reliability and prolong effective service time.
Flexible data upload forms, real-time remote transmission to the designated system.
Convenient data exchange with other equipment, and interconnection with interlocking devices such as batch controller and process controller.
High Stability
High sampling rate, short response time and good consistency.
Better structure, circuit and algorithm and zero point stability.
Strict quality control of raw materials and manufacturing links.
No obstructing parts and moving parts inside, no wear and tear, a long service life (12 years).
Parameters
Mass flow accuracy
| Mass flow error | Within the range ratio of 20:1 | ±0.1% |
| Mass flow repeatability | Within the range ratio of 20:1 | 0.05% |
Mass flow rate range
| Product model | Rated massflow rate(kg/h) | Maximum massflow rate(kg/h) | Diesel (P20: 0.835 g/cm³) | Gasoline (P20: 0.729 g/cm³) | ||
| Rated volumeflow rate(L/h) | Maximum volumeflow rate(L/h) | Rated volumeflow rate(L/h) | Maximum volumeflow rate(L/h) | |||
| AMF015 (DN15) | 3000 | 4200 | 2505 | 3507 | 2187 | 3061.8 |
| AMF025 ( DN25) | 15000 | 21000 | 12525 | 17535 | 10935 | 15309 |
| AMF040 (DN40) | 20000 | 35000 | 16700 | 29225 | 14580 | 25515 |
| AMF050 (DN50) | 52000 | 75000 | 43420 | 62625 | 37908 | 54675 |
| AMF080 (DN80) | 120000 | 170000 | 100200 | 141950 | 87480 | 123930 |
| AMF100 (DN100) | 155000 | 220000 | 129425 | 183700 | 112995 | 160380 |
| AMF150 (DN150) | 460000 | 655000 | 384100 | 546925 | 335340 | 477495 |
Mass flow range ratio and accuracy
| Range ratio | 60:1 | 20:1 | 10:1 | 1:1 |
| Accuracy (±%)* | 0.25 | 0.1 | 0.1 | 0.1 |
| Repeatability (±%) | 0.1 | 0.03 | 0.03 | 0.03 |
| Pressure drop (MPa) | ~0 | 0.0015 | 0.006 | 0.1 |
Note: The accuracy is the actual measurement accuracy. Since the highest accuracy of JJG1038-2008 Coriolis Mass Flowmeter is 0.15, the accuracy of the relevant certificates and qualifications can only be 0.15.
Density and temperature accuracy
| Density | Density measurement range | 0.2~2.0 g/cm³ |
| Density basic error | ±0.0005 g/cm³ | |
| Density repeatability | 0.0002 g/cm³ | |
| Temperature | Temperature measurement range | -60 ℃ to 204 ℃ |
| Temperature basic error | ≤±0.2 ℃ |
Environmental restrictions
| Environmental vibration(conform to GB/T2423.10standard) | Frequency Range | 10~2kHz |
| Acceleration amplitude | 2g | |
| Number of cycles | 50 | |
| Ambient temperature | Stored temperature | -45 ℃ to 70 ℃ |
| Operating ambient temperature | -40 ℃ to 60 ℃ | |
| Measuring medium temperature | -40 ℃ to 204 ℃ | |
| Environment humidity | Storage humidity | <95% (no condensation) |
| Operating environment humidity | <95% (no condensation) |
Other parameters
| Operating voltage | DC voltage input | DC 22~26V |
| AC voltage input | AC 110~265V | |
| Overall power consumption | ≤10W | |
| RS485 communication | Standard modbus RTU protocol | |
| Baud rate:1200~38400 | Factory default: 9600 | |
| Parity check bit: none, odd, even | Factory default: none | |
| Device address:1~255 | Factory default: 1 | |
| Pulse output | Output range | 0~10kHz |
| Resolution | 0.1Hz | |
| Basic error | ±1N | |
| Temperature effect | ±0.001%F.S/C | |
| Standard load | 5 kΩ | |
| Frequency amplitude | 12V/24V (optional) | |
| Current output | Output range | 4~20mA |
| Resolution | 0.0002mA | |
| Basic error | 0.1%F.S | |
| Temperature effect | ±0.005%F.S/C | |
| Load resistance | 250~750Ω | |
| Electrical Interface Specifications | Explosion-proof cavity outlet port | Standard configuration: M20*1.5 (inner wire) |
| Junction box outlet port | Standard configuration: M20*1.5 (inner wire) | |
| Explosion-proof mark | Mass flowmeter (complete machine) | Ex d ib IIC T1~T6 Gb |
