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Technoton DFM Pulse-Out Meter, for Engine Fuel Consumption
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Technoton DFM Engine Fuel Consumption Pulse-Out Meters

Excellent quality, Engine Fuel Consumption PULSE Meters, for monitoring engine fuel usage, or for other low flow applications where a pulse meter is required

Suitable for all fuel oils, providing the fuel is clean, can be used with;

  • Diesel
  • Petrol
  • Kerosene
  • Heating Oil
  • Other Petroleum Deriviates
  • Biodiesel
  • Vegetable Oil
  • Fuel Blends
  • Fuel Substitutes

4 Different types of signal output (denoted by suffix):

  • P - Pulse - Not Normalised
  • K - Pulse - Normalised
  • 232 - Serial - RS-232 (Can also be set to work according to MODBUS RTU Protocol)
  • 485 - Serial - RS-485 (Can also be set to work according to MODBUS RTU Protocol)
  • CAN - CAN 2.0B Interface

OPTIONAL FITTING KIT: An adaptor kit is available which has fittings to enable connection to 3/8"BSP Male, 3/8"BSP Female, 10mm Tube Compression, and 3/8" (9.53mm) Hose Barb (All in the one kit)

3 Models available to suit different engine fuel consumption rates, referring to your vehicle manual should give some indication as to the likely flow range required

General Specification
Operating Temperatures -40 to +80 °c
Voltage 10-50 vDC, Protected up to 100v
Current Consumption 50ma @ 12vDC, 25ma @ 24vDC
IP Rating IP 54
Output Signal None
Min / Max Kinematic Viscosity 1.5-6.0 mm2/Sec / Centistokes
Nominal / Max Pressure 2 to 25 Bar
Max Particle Tolerance 80 Micron
Fitting Size Consult Chart Below
Pulse Type Consult Chart Below
Models Available
  Flow Range Starting Flow Connection Thread Accuracy within flow range Pulses Per Litre Type of Output
DFM 50A K 1 - 50 LPH 0.5 LPH M14x1.5 ±1% 200 Pulse, Normalised
DFM 50A 232 1 - 50 LPH 0.5 LPH M14x1.5 ±1% 200 RS-232
DFM 50A 485 1 - 50 LPH 0.5 LPH M14x1.5 ±1% 200 RS-485
DFM 50A CAN 1 - 50 LPH 0.5 LPH M14x1.5 ±1% 200 CAN 2.0B Interface
DFM 90A P 3 - 90 LPH 0.5 LPH M14x1.5 ±2% 200 Pulse, Not Normalised
DFM 100A K 2 - 100 LPH 0.5 LPH M14x1.5 ±1% 200 Pulse, Normalised
DFM 100A 232 2 - 100 LPH 0.5 LPH M14x1.5 ±1% 200 RS-232
DFM 100A 485 2 - 100 LPH 0.5 LPH M14x1.5 ±1% 200 RS-485
DFM 100A CAN 2 - 100 LPH 0.5 LPH M14x1.5 ±1% 200 CAN 2.0B Interface
DFM 220A P 8 - 220 LPH 2.0 LPH M14x1.5 ±2% 80 Pulse, Not Normalised
DFM 250A K 5 - 250 LPH 2.0 LPH M14x1.5 ±1% 80 Pulse, Normalised
DFM 250A 232 5 - 250 LPH 2.0 LPH M14x1.5 ±1% 80 RS-232
DFM 250A 485 5 - 250 LPH 2.0 LPH M14x1.5 ±1% 80 RS-485
DFM 250A CAN 5 - 250 LPH 2.0 LPH M14x1.5 ±1% 80 CAN 2.0B Interface
DFM 500A K 10 - 500 LPH 5.0 LPH M16x1.5 ±1% 50 Pulse, Normalised
DFM 500A 232 10 - 500 LPH 5.0 LPH M16x1.5 ±1% 50 RS-232
DFM 500A 485 10 - 500 LPH 5.0 LPH M16x1.5 ±1% 50 RS-485
DFM 500A CAN 10 - 500 LPH 5.0 LPH M16x1.5 ±1% 50 CAN 2.0B Interface

Shown Below, Installation Diagram, Meter Fitted Before Pump (Less Accurate)

Shown Below, Installation Diagram, Meter After Pump (More Accurate)

Shown Below, Optional Fitting Kit. Each DFM Fitting kit contains 2 of EACH item shown below:

Download Technoton DFM Operation Manual (All Models) PDFDownload Technoton DFM Operation Manual (All Models) PDF

Product Options

£225.40


Product Code DFMN3WLJ539
Condition New

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