Technoton DFM Engine Fuel Consumption Pulse-Out Meters
PRICES ARE SUBJECT TO AN ADDITIONAL 35% SURCHARGE FOR UK GOV ADDITONAL RATE DUTY ON GOODS FROM RUSSIA OR BELARUS.
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) PDF
