In-Situ Level TROLL 500 level logger

Professional level and temperature data logger

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Sub 1-inch full titanium professional device to measures and logs water level, water pressure (relative) and temperature. Ideal for long-term level monitoring where well diameter, reliability and accuracy are top concerns.

  • Long- and short-term groundwater and surface water level (relative) and temperature monitoring
  • Several pressure ranges up to 500 psig (351 m)
  • Full range 3D factory calibration
  • Unique anti-drift system
  • Setup, view and download logs via Bluetooth with VuSitu mobile app
  • Titanium construction with less than 1 inch diameter
  • Twist-Lock Cable for deployment and communication  (customized length up to 1200 m)
  • Compatible with VuLink telemetry and 3rd part loggers

Diameter: 1,83cm
Length: 21,6cm
Weight: 124g
Pressure ranges (relative): 3,5m / 11m / 21m / 70m / 210m / 351m 
Pressure accuracy: ±0,05% FS from 0 to 50 °C
Temperature ranges: Operational: -20...80°C / Storage: -40...80°C / Calibrated: -5...50°C
Temperature accuracy:  ±0,1°C
Battery life: 10 years or 2M readings
Data records: 120.000
Output options: Modbus/RS485, SDI-12, 4...20 mA
Burst pressure: Max. 2x range; burst > 3x range

More details check datasheet