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small Fuel Density Meter
FD-5110

By combining a compact Fuel Density Meter, a volumetric flow detector, and a digital flow meter, we have achieved mass flow measurement with excellent rangeability.

The compact Fuel Density Meter FD-5110 can be connected to the digital flow meter FM-3100 to measure temperature and density data in real time.
Mass flow measurement is essential for detailed energy efficiency evaluation of engines.
In engine testing, density values change depending on the type of fuel, fuel temperature, and refueling.
The FP series, with its wide rangeability, allows for accurate measurement of mass flow rate using volumetric flow rate data and Fuel Density Meter-time changing density and temperature data from a densimeter.

Features

1. Achieves low pressure loss and improved accuracy in the low flow rate range.

When combined with the FP series positive displacement flow detector, it achieves pressure loss of 20 kPa or less (at 60 L/h).
The detector can be installed while minimizing pressure fluctuations in the flow path. Compared to the FZ-2200A, it offers improved accuracy in the low flow rate range, making it ideal for startup tests and other applications.

  • 1. Achieves low pressure loss and improved accuracy in the low flow rate range.
    Accuracy comparison with the Coriolis continuous mass flowmeter FZ-2200A

2. Enables density and mass flow rate measurement.

Compared to conventional products, it achieves a space saving of more than 50%. Mass flow measurement can be performed even in confined spaces.

  • 2. Enables density and mass flow rate measurement.
    Size comparison
  FP-513X + FD-5110 (left) FZ-2200A (right) FP-3100 (top) FM-2500A (bottom)
Size (mm) 350 (w) x 201 (H) x 84 (D) 300 (W) x 284 (H) x 235 (D) 240 (w) x 99 (H) x 297 (D) 301 (W) x 99 (H) x 301 (D)
weight Approximately 5 kg 約9 kg Approximately 3 kg 約5 kg

Achieves mass flow measurement in a smaller space than conventional methods.
Small, lightweight, and easy to install near the engine.

Example: Instantaneous mass flow measurement during engine startup

3. Connectable to various volumetric flow detectors.

The FM-3100 enables mass flow measurement when combined with various FP series detectors, ranging from low to high flow rates, servo types, explosion-proof types, and vehicle-mounted types.
If you wish to add the FD-5110 detector to your existing FP-5000 series unit, we offer installation services via pick-up. (Installation fees will be quoted separately.)

  • 3. Connectable to various volumetric flow detectors.

4. Eliminate the complexity of mass conversion in mode testing and performance testing.

In engine research and development, tests are conducted using different fuels depending on the destination. Fuel density varies depending on the fuel. Also, even when the fuel is not changed, the fuel density changes when new fuel is added. When performing mass flow rate conversion, Fuel Density Meter can output changes in density values in real time, eliminating the need to input density values into the calculation unit in advance.

  • 4. Eliminate the complexity of mass conversion in mode testing and performance testing.

System Configurations

  • System Configurations
    When used in combination with the FP-5000 series positive displacement flow detector.

Video

Specification

Measurement items Density/temperature
Usable liquid Gasoline, diesel fuel, kerosene, general petroleum-based hydraulic oil, heavy fuel oil A, engine oil, methanol, ethanol, alcohol-gasoline mixture, brake fluid
Measurement range 0.5000–2.0000 g/ cm³
Resolution 0.0001 g/ cm³
accuracy Density: ±0.0010 g/ cm³ (diesel fuel, Clensol HS, at 20 °C)
Temperature: ±0.1 °C
Operating temperature range +10 to +65 °C (liquid temperature)
-10 to +50 °C (ambient temperature)
Size 60x60x176 mm
Weight 約1.5 kg
Power supply DC 5V 60mA (supplied from FM-3100)
Applicable standards EMC Directive 2014 / 30 / EU Standard EN61326-1
RoHS Directive 2011 / 65 / EU Standard EN IEC 63000
Entrance/Exit Port Rc3 / 8
Accessories Instruction Manual
Cable Optional accessories: FD-0011 (5 m), FD-0012 (10 m), FD-0013 (15 m)
Compatible flowmeter Digital flow meter FM-3100 / FM-0311A + FM-0312

Option

Model name name Remarks
FM-0312 FD connector option Added a floppy disk connector to the FM-0311A.
EH-0711 Mounting bracket for FD-5110 Mounting bracket
FD-0011 Density signal cable 5 m Connection cable for FM-3100 (FM-0311A + FM-0312)
FD-0012 Density signal cable 10 m Connection cable for FM-3100 (FM-0311A + FM-0312)
FD-0013 15 m density signal cable Connection cable for FM-3100 (FM-0311A + FM-0312)