Automatic Tank Gauge System are mainly used in underground oil tanks of petrol station, this system consists of console and KunLun magnetostrictive probe. magnetostrictive probe is installed in oil tanks, real time measuring oil liquid level, volume, water level and temperature inside tanks, at the same time transmit all the datas to console which install in office wall in real time

1. Standard Solution of Automatic Tank Gauges

Smart Console + Magnetostrictive Level Probe

2. Magnetostrictive Probe, Signal output: Modbus RS485 

Technical parameters:

Power supply: DC12V
Precision: ±0.5mm
Repeatability: ±0.2mm
Resolution: 0.01mm
Temperature accuracy: 0.0625℃
Temperature range: -40 to 60℃(-40 to 140℉)
Measure range: 40mm to 4500mm, customized
Temperature sensors: 5 points
Maximum communication distance: 1200m
Communication: RS485

Intrinsic safety parameter:
Power port: Ui-15V, Ii=400mA, Pi=1.2W, Ci=4.85uF, Li=0
Signal port: Ui=7.14V, Ii=147mA, Pi=0.26W, Ci=0, Li=0

Associated apparatus: GSB03 intrinsic safety barrier
Explosion proof grade: [Ex ia] IIA T4 Ga
Protection grade: IP67

Definition of wires:
Blue            Power +
Brown        RS485A
White         RS485B
Black          Power –

Communication address: Probe ID

Application:
Gasoline
Diesel
Kerosene
Ethanol gasoline
Water
Light oil
Chemial
Methanol gasoline


Data measuring:
Product level
Water level
Five-point temperaure