At the top of the product line is the In-Situ LevelTROLL 700, which adds new logging modes, faster sampling and other features which make performing multi-step aquifer testing, earthquake detection and wave modeling easy.
The LevelTROLL 500 is the next step up, offering a titanium housing and other additional features for more robust monitoring capabilities.
The LevelTROLL series of data loggers offers a number of solutions for long-term water level monitoring at a variety of price points. The LevelTROLL 400, In-Situ's newest addition to their line, features everything you need to record temperature, pressure and depth readings in both monitoring wells and open surface water.
Rugged Troll 200
Made for long and short-term groundwater and surface water monitoring, the Rugged Troll 200 provides reliable data at an affordable price.
Rugged Troll 100
The Rugged Troll 100 data logger records pressure, water level and temperature. It is ideal for flood-prone or high humidity environments.