Level TROLL 500 (Vented)

Manufacturer: In-Situ
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From advanced aquifer characterization to long-term monitoring, In-Situ® Level TROLL® instruments monitor and record level/pressure and temperature data. These instruments yield accurate results and offer powerful data logging and flexible communications. You'll find an instrument suited to your application and budget.

Key Features

  • Integrated Modbus/RS485, SDI-12, and 4-20 mA simplifies connection to SCADA and telemetry systems
  • Linear, fast linear, and event logging modes
  • 2 MB memory
  • Fastest logging rate and Modbus rate of 2 per second
  • Fastest SDI-12 and 4-20 mA output rate of 1 per second
  • Sensor accuracy of ±0.1% full scale
  • Vented (gauged) and non-vented (absolute) instruments
  • Narrow diameter body (0.72" OD)
  • Uses Win-Situ® software for simplified setup and fast data downloads

Range of Deployment Options

  • 1.83-cm (0.72-in) diameter titanium housing is suitable for harsh environments; the TROLL® Shield Antifouling Nose Cone extends instrument depolyments at high-fouling sites

Durable Design

  • Titanium

Extended Battery Life

  • 10 years or 2M readings

Pressure Sensor

  • ±0.1% full scale

Temperature Sensor

  • ±0.1° C

SCADA and Telemetry Ready

  • Uses open communication protocols including
    • Modbus/RS485
    • SDI-12
    • 4-20 mA

Power Options

  • External battery pack
  • Line power

Data Download

  • Uses Win-Situ® Software and RuggedCable® System

  • Dewatering—mining and construction
  • Flood and storm surge monitoring
  • Landfill monitoring
  • Long-term monitoring in fresh, brackish, or saltwater
  • Municipal and industrial monitoring
  • Real-time monitoring via telemetry
  • River, lake, and reservoir monitoring
  • Stormwater monitoring
  • Wetlands/estuaries monitoring