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Geotech Fluid Level Sensors

Geotech's line of fluid level sensors are designed for ruggedness and long life to meet the harsh environments encountered in gas pressure measurement and control. Applications include coal bed methane, remediation sites and more!

  • High accuracy and repeatability
  • Fully temperature compensated
  • All wetted materials are #316 stainless steel
  • Designed to be intrinsically safe
  • 100% computer tested and calibrated
  • Complete range of signal outputs
  • Choice of absolute or sealed gauge transducers
  • Optional surge suppressor
Maximum Ratings:    
Supply Voltage   12-36V DC
Supply Current   25 mA (self limited)
Maximum Pressure



  0-5, 15, 30, 50, 100, 150 psi absolute, gauge
(0-.3, 1, 2, 3.5, 7, 10 bar)
200, 350, 500, 1000, 1500 psi sealed gauge
(14, 25, 35, 70, 100 bar)
Loop Resistance
  0-400 Ω
Isolation, Loop to Earth Ground   500V AC peak, Volt DC

Performance:  
Output
  4-20 mA
Accuracy

  0.25% of full scale
0.1% of full scale available
Non-Linearity   .07% of full scale
Zero Error   ±0.1% full scale
Span Error   ±0.1% of full scale
Compensated Temperature Range   -4° to 185°F (-20° to 85°C)
Operating Temperature Range   -40° to 257°F (-40° to 125°C)
Long Term Stability   ±0.3% of span over 6 months
Response Time   ≤ 2 milliseconds

Environmental:    
Position Effect
  0.10% of span for 90° rotation
Vibration   No change after 10G RMS 20 to 2000 Hz
Shock   No change after 100Gs for 11 m
Life   1 million pressure cycles

Physical:    
Sensor Length (Includes 2" Strain Relief)
With Surge Suppressor
Without Surge Suppressor
 
8.2" (20.8 cm)
7.3" (18.5 cm)
Sensor Diameter   .72" (1.8 cm)
Sensor Weight   4.2 oz. (120 g)
Proof Pressure   3x
Burst Pressure   5x
Media Compatibility   Liquids or gasses compatible with 316 stainless steel

Cable:    
Jacket
  PVC blend
Diameter   .375" ±.015" (9.5mm ±.38mm)
Conductors   2-18 AWG 16/30 tinned copper Red – White
Drain   24 AWG 16/30 tinned copper bare

Notes:
- Probe is protected from reverse polarity supply connection.
- Vented gauge sensors also available.

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> Specifications PDF

> Installation and Operation Manual

 

 

 

 

 

Fluid Level Sensors
Fluid Level Sensor (L)
Fluid Level Sensor with optional Surge Suppressor (R)