In-Situ Rugged TROLL 100 Data Logger Configuration:Non-Vented, 0-76m (0-250 ft) or oil sheens where a

or oil sheens where a standard tape-and-probe meter would give a false reading

single-installation piezometer rather than one designed to be retrieved

Replacement pH sensors (RPT2)

built for high-static environments

1/4 x 3/8 (6 x 10)

In-Situ Rugged TROLL 100 Data Logger Configuration:Non-Vented, 0-76m (0-250 ft) or oil sheens where aIn Situ's most economical water level data logger, the Rugged TROLL 100 measures and logs water level, water pressure, and temperature in a durable titanium housing, with pressure ranges up to 250 ft (76 m). 3D factory calibration and In Situ's anti drift system keep it accurate for years of maintenance free operation. Best suited to periodic data download rather than real time access retrieve logs with the Rugged TROLL Docking Station or a TROLL Com