Keller Level & Temperature Sensor

Keller PR-36 XiW Sensor for groundwater level monitoring. Accurate level and temperature measurements.  A Swiss made, latest-generation sensor, so it is extremely precise. Because we offer this sensor with 30 m of Kevlar Cable and a Modbus Interface it is compatible with Van Walt’s range of telemetry options. Accurate and reliable from Europe’s leading manufacturer of pressure transducers.

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  • 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
  • Mathematical compensation of nonlinearities and temperature dependencies
  • Robust stainless-steel housing (titanium or Hastelloy also available)
  • Level measuring ranges from 0…3 m to 0…300 m
  • Ultra-high long-term stability
  • Devices can be connected together into a network system
  • Un-rivalled quality and performance that is synonymous with Swiss engineering.

Keller Level & Temperature Sensor Equipment Options:


  • 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



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