GEOSTRING MEMS Inclinometer / tilt sensor

Key Features:

  • Easy installation
  • Real-time monitoring
  • Single cable installation
  • Sensorless nodes available
  • Ultra robust components
  • Long term reliability

Suggested Applications:

  • Slope stability, early warning of slope failure
  • Performance of dams and embankments
  • Ground movements from tunneling
  • Deformations of retaining walls
  • Monitoring landslide areas


Sensor type MEMS (Micro Electro-Mechanical Systems) tilt sensors for inclination readings
Thermistor for temperature readings
Calibrated Range ±30 degrees from vertical over a temperature range of -10°C to +40°C
Resolution with SENSLOG 9 arc seconds or 0.04 mm/m using the CR1000 data logger
Repeatability ±82 arc seconds or ±0.4 mm/m
Power requirements Minimum supply voltage of 10 Vdc. Maximum supply voltage of 30 Vdc.
Digital RS485 signal requires Campbell Scientific data logger
Housing Stainless steel, 32 mm diameter, waterproof to 2 MPa
Weight 0.54 kg per 0.6m (1.2 lb per 2 feet) gauge length
Waterproof Waterproof to 2 MPa (300 psi)
Signal Cable Jumper Cable for connecting the system to the datalogger.
Connectors are rated to 70 MPa (10,000 psi)
Casing 70 mm (2.75 in) diameter casing
38 mm (1.5 in) Schedule 40 PVC Pipe
Data Logger Compatible with CR6, CR300, CR800, CR1000 & CR1000X Data Loggers
MD485 RS-485 Interface required for CR300, CR800 & CR1000 Data Loggers