Volumetric Flow Detectors & Digital Flow Meters – FP Series,

DF-220 & FM3100

FP Series Volumetric Flow Detectors

High-Precision Fuel Flow Sensors for Petrol & Diesel Engines

The FP Series Flow Detectors are high-accuracy positive displacement volumetric flow sensors designed to measure fuel flow in a wide range of engine types and test applications. Used extensively in automotive, R&D, and industrial testing environments, the FP Series provides unmatched precision across micro to large flow rates.


When combined with a digital flow meter like the DF-220 or FM-3100, the FP Series delivers real-time, volumetric fuel consumption data with high stability and repeatability.


Key Features

  • Positive displacement flow measurement for superior accuracy
  • Compatible with petrol and diesel engines
  • Suitable for R&D, vehicle testing, generator performance monitoring, and QA labs
  • Works in combination with DF-Series and FM-Series digital meters
  • High repeatability across various fuel types and flow ranges


   Typical Applications

  • Fuel consumption measurement in diesel/petrol engines
  • Engine development and tuning
  • Generator and industrial engine monitoring
  • Laboratory fuel flow testing
  • Portable and bench test setups


Model Flow Range Ideal Use Case
FP-5130 Small (micro flow rates) Small engines, low-flow testing setups
FP-5140 Medium flow rates Standard automotive test benches
FP-5150 Large Flow Rates Industrial engines, fuel systems
Volumetric Flow Detectors/Digital Flow Meters

DF-220 On-Board Digital Flow Meter

Compact Digital Fuel Flow Meter for Engine Testing

The DF-220 Digital Flow Meter is a compact, high-resolution indicator designed to work seamlessly with FP Series flow detectors to provide accurate, real-time fuel flow measurement. Ideal for on-vehicle applications, bench testing, and portable systems, the DF-220 is a go-to choice for professionals in automotive, energy, and research sectors.


Key Features

  • Real-time digital display of fuel flow rates
  • High-resolution readout with precise pulse input support
  • Compatible with FP-5130 / FP-5140 / FP-5150 detectors
  • Designed for on-board vehicle testing and compact system integration
  • Lightweight and durable with minimal wiring required
  • Easy to integrate into data acquisition or control systems



 Ideal For:

  • Vehicle-mounted fuel consumption monitoring
  • Test benches for petrol/diesel engine development
  • Fleet performance testing
  • Emissions testing and calibration
  • Portable diagnostic equipment


Specification Value
Display Type Digital LCD with backlight
Input Signal Pulse signal from FP flow sensor
Power Supply DC supply (typically 12–24V)
Output Options Pulse or analog (model-dependent)
Mounting Options Panel or portable installation
DF220 On board flow meter

FM-3100 Digital Flow Meter

User-Friendly Digital Indicator for Fuel Flow Monitoring

The FM-3100 Digital Flow Meter is a high-visibility, user-friendly display unit designed to work with the FP Series Volumetric Flow Detectors. It’s ideal for applications where a clear and immediate readout of fuel flow data is required, such as engine test benches, lab setups, and QA inspection stations.


 Key Features

  • Large digital display for clear, at-a-glance flow monitoring
  • Compatible with positive displacement FP-Series detectors
  • Easy setup and configuration
  • Ideal for stationary test environments and manual data reading
  • Can be mounted in panels or standalone formats



Applications

  • Engine test cells and workshops
  • QC inspection stations
  • Flow monitoring in research environments
  • Educational labs and prototype testing setups


Specification Value
Display Type High-contrast digital LCD
Input Signal Pulse input from FP Series
Flow Unit Display Litres/min, ml/min (user-configurable)
Power Supply AC or DC options (model dependent)
Mounting Options Bench or panel mount
FM3100 Digital Flow Meter

Measure and Control Fuel Consumption

FP-5130 Series - small flow rate


FP-5140 Series - medium flow rate


FP-5150 Series - large flow rate



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