It's linear fuel sensor, this sensor can work with most of GPS tracker and other main units, also we Jointech can provide specific tracker to equip with whatever 1 or 3 sensors. 

Before order the actual length must be advised so that we can make as per the height of your fuel tank, 10mm-4000mm is available.

Specification:

1.Detecting Range:10-4000mm

2.Precision: Grade 0.5

3.Resistance To Pressure Range:-0.1MPa~2MPa

4.Probe Temperature Tolerance:-30~100°C

5.Environment Temperature :-20~70°C

6.Output Signal:4-20mA, 0~5V,RS232,RS485

7.Power Supply:DC18~28V(typical value 24VDC)

8.Fixing Mode: thread installation M20×1.5; flange option

Features:

1.Simple structure, high reliability, little maintenance

2.There is some damping time after signal output, which can eliminate the

    data fluctuation caused by shake and jounce

3.Perfect protect for current and voltage overload

4.Three kinds of output:current 4-20mA;Voltage 0-5V, RS232/485

1-4m diesel probe(GB606)