Keller Small Diameter Level Sensor

Keller PR-36 XS Narrow Diameter Sensor for groundwater monitoring. Swiss made. It is ideal for accurate groundwater level monitoring in narrow wells. Due to it’s high accuracy and narrow 16 mm diameter. More importantly the Keller PR-36 XS is compatible with Van Walt telemetry. The sensor is supplied with 30 m of Kevlar Cable and offered by Van Walt with a maximum range of 30 m. Above all the Keller PR-36 XS Narrow Diameter Sensor is accurate and reliable. Certainly it is what you expect from Europe’s leading manufacturer of pressure transducers.

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Advantages

  • Compatible with Van Walt telemetry (vanwaltCONNECT; vanwaltDataHub & vanwaltDataSlave)
  • Supplied with 30 m of vented Kevlar Cable so no barometric compensation required
  • Available from stock with Modbus connection
  • High accuracy
  • Narrow 16 mm diameter
  • Digitally compensated
  • Ideal for narrow downhole applications where highest accuracy is required
  • Improved surge/lightening protection
  • Devices can be connected together into a network system
  • Un-rivalled quality and performance that is synonymous with Swiss engineering.

Keller Small Diameter Level Sensor

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+44 (0) 1428 661 660 Call Van Walt
+64 (0)3443 5326

Keller Small Diameter Level Sensor Equipment Options:

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Applications

  • Waste Water applications
  • Long term water level & temperature monitoring
  • Groundwater monitoring projects & site assessments
  • Tidal studies
  • Groundwater monitoring network automation
  • Watershed, drainage basin and recharge areas
  • Stream gauging, lake levels and reservoirs
  • Wetlands and storm water run-off monitoring
  • Environmental monitoring
  • Surface water discharge measurement
  • Aquifer level monitoring
  • Aquifer storage & recovery

Specifications

Specifications
Dimensions
Length: 123 mm
Diameter: 16 mm
Ranges (FS)*
30 m
Water Column
30 MH2O
Output
4…20 mA / RS485
Supply (U)
10…32 V
Accuracy @ RT
0.025 %fs typ.
Total Error Band (0 – 50 °C)
0.2 %FS
Resolution
0.002 %FS
Output Rate
400 Hz
Long Term Stability typ.
Range <1 Bar: 2 mbar
Range >1 bar: 0.2 %F
Load Resistance
< (U – 10 V) / 25 mA (2-wire)
Electrical Connection (Cable)
PR: polyethylene (PE) Ø 5.8 mm (vented)
Insulation
> 10 MΩ / 500 V
Storage-/Operating Temperature
-20…80 °C (icing not permitted)
Vibration Endurance, IEC 60068-2-6
20 g (10…2000 Hz)
Shock Endurance, IEC 60068-2-27
50 g (11 ms)
Protection
IP68
CE-Conformity (EMC)
EN 61000-6-1 to 6-4 / EN 61326-1 / EN 61326-2-3
Lightning Protection
Supply and RS485 200A @ 8/20 μs
GND/CASE 2000A @8/20 μs
Materials
Stainless Steel AISI 316L / Viton ® / PE
Weight (without cable)
= 200 g

Resources

Manuals & Downloads

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