Cera-Diver (Groundwater Datalogger)

Diver dataloggers are cost effective and reliable instruments to provide long term, frequent measurements of water levels, temperature, and conductivity. Divers are ideal for monitoring municipal water supplies, salt water intrusion, brine storage and migration, and environmental monitoring of contamination and remediation projects.

All Divers have a 3 year warranty, up to 10 years battery life and can be used from 300 m below to 5000 m above sea level.

  • Robust, durable, corrosion proof housing
  • Ideal for long-term monitoring in saline environments
Corrosion Proof Groundwater Datalogger
  • Innovative ceramic housing technology
  • Compact size: Ø 22 mm - length 90 mm
  • Various measurement methods
  • 48,000 records of time stamp, pressure and temperature
  • Various measurement methods
  • 30-Point Pressure Factory Calibration
  • Corrosion Proof
  • Monitor conductivity, water levels, and temperature
  • Easy installation in almost every well
  • Applicable for fixed, event-dependent, averaging and pump tests
  • Cost effective frequent, long-term measuring
  • Reliable and accurate data
  • Saltwater intrusion projects
  • Leachate monitoring at landfill sites
  • Monitoring groundwater and surface water
  • Monitoring stored brines and reclaimed waste water
  • Estuary and wetlands monitoring
  • Groundwater monitoring network automation
  • Aquifer storage and recovery projects
  • Groundwater monitoring projects
  • Monitoring water levels at mines

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M = membrane Dimensions in mm

Quick specifications


Model DI701 DI702 DI705 DI710 Unit
Range 10 20 50 100 Meter
Accuracy ± 0.5 ± 1.0 ± 2.5 ± 5.0 cmH2O
Resolution 0.2 0.4 1.0 2.0 cmH2O


Value Unit
Range -20 .. +80 ° C
Accuracy ± 0.1 ° C
Resolution 0.01 ° C

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