Product Information
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The H2F-FCU38DFM Fuel Flow Meter is more suited to a fuel transfer pump
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Designed to be fitted into water or fuel lines to display flow per minute & total litres used as well as total transferred between tanks
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Fitting Recessed Display
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The LCD Polarised Display on the H2F-FCU38DFM Fuel Flow Meter is designed to be only visible when viewed from horizontal and below. When viewed from this angle the display is extremely clear
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Using the display as a template mark out hole and cut to suit
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Fix in position with bolts provided or suitable screws
H2F-FCU38DFM Fuel Flow Meter Installation Guide
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Connecting Sender Unit (refer diagram below)
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The sender unit must be installed in the horizontal position
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The thread specification of the sender unit are 3/8" BSP Male
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Make sure the sender is fitted with the fuel flow in the direction of the arrow noting
that flow direction is one way
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Connect directly with a 3/8" hose, noting that hose clamps should always be used to secure the connection
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The display comes pre-wired with an approximately 1.4m sender cable
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Extra 1.4m & 3m extension leads are available for the three pin plugs
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Up to 6 leads may be joined to make 9.8m in total length
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Please Note: Sender leads cannot be cut and joined – this will void your warranty, extension leads must be used
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Connection to 12Volt DC Adapter
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It is recommended that you get the 12v power from the ignition or a separate switch
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Simply cut off the two pin 12v plug to the required length and connect the black wire to the negative terminal and the red wire to the positive power source
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The back-light will stay ON when connected to 12v
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All settings and amounts will be stored if power is disconnected
Current use at 12Volt DC Adapter
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1 mA when operational
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0.015 mA when asleep
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Please Note: 1,000 mA (milliamp) = 1 A (amp)
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Programming & Display Selection
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Press "DISPLAY" button to turn display on the screen
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To set the Display for the 3/8" sender supplied you will need to press both buttons at the same time & release. "H22" is the setting that you need displayed
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If "H22" is not displayed, continue to press and release the "DISPLAY" button until "H22" is displayed
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Press "DISPLAY" button again will display the accumulated flowing volume (flow totalisation) or real time flow rate
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Press and release "RESET" button for four seconds which will reset the total measuring volume to zero
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Please Note: The maximum monitoring capacity is 99,999 litres
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Operating
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The Topargee H2F-FCU38DFM Fuel Flow Meter will automatically turn on when there is fuel flowing through the sensor
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It will automatically turn off 10 seconds after there is no fuel flowing
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Blue back-light remains on unless a switch is fitted in power line
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Reset
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Press and hold the "RESET" button for 4 seconds
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The total measuring volume will be reset to 0
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Specifications
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​Colour White
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Power 12 Volt DC
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Mounting Recessed Mount
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Screen LCD Polarised Display
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Sender Lead 1.4 Meters
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Ext Lead Option Yes
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Connection Size 3/8” BSP Male
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Flow Rate 0.8 - 15 LPM (48-900 LPH)
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Flow Rate Display LPM & total amount
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Please Note: flow will be restricted if maximum flow rate is exceeded. Check BEFORE purchasing / fitting.
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Pressure Max 8 bar (116 psi)
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Temperature 0 to 40℃ (32 to 104 ℉)
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Suitable for Fuels Yes (fuel, diesel & petrol - noting will not measure diesel return line to tank)
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​Suitable for Water Yes
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Displays Litres or Gallons Yes
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Weight 140 g (5.38 oz)
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Accuracy +/- 5%
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​Materials Sensor Body - PA66 with 50% glass fibre, Grivory - GV-5H
Turbine - Acetal Copolymer, TICONA - M90
Shaft of Turbine - #304 Stainless Steel
O-Ring - NBR
Rubber Housing - ABS resin
Please Note: Due to continuous product improvement, specifications are subject to change without notice
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Downloadable Installation Guide
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