FL1 Calibrable Fuel Level Indicator

FL1 display the fuel level of up to 4 tanks; fuel sender inputs are compatible with both resistive and capacitive models.
It
feature a calibration function that correct tanks shape and
non-linearity errors of fuel sender, returning a very precise indication
of the amount of fuel remaining.
Available indications (example for 4 tanks):

Left and Right tanks

Main and Auxiliary tanks

Total fuel quantity available
Main features:
- Yellow LED for low fuel indication (Reserve)
- Alarm indications for low fuel quantity on any of the available tanks
- Red LED and intercom audio output for alarm indication
- Units settable in liters or gallons
- Fuel level sender calibration function
- LCD with backlight and coated glass