Evikon E2703 Fuel Level Sensor with RS232 Interface (< 0.03%)

Level sensitivity: > 2 units per mm, typically 15 units per mm

Resolution: < 0.1% of the range, typically 0.07 mm

Ambient temperature effect: < 0.03%, typically ±0.01% / °C

Non-linearity: < 1%, typically

 Datasheet