In-Situ
Water Level Sensors, Water Conductivity Meters, Water Quality Sensors & More
Product Categories
In-Situ - Rugged TROLL 100 Data Logger
Records water level, pressure, and temperature. Non-vented only options available. Periodic data download.
In-Situ - Rugged TROLL 200 Data Logger
Records water level, pressure, and temperature. Non-vented only options available. Use for real-time data applications.
In-Situ - Rugged BaroTROLL Data Logger
Records barometric pressure to compensate for changes in water level due to barometric fluctuations. Titanium construction, 1-inch diameter.
In-Situ - Level TROLL 400 Data Logger
Non-Vented only (for vented use Model 500). The model 400 records water level, pressure, and temperature.
In-Situ - Level TROLL 500 Data Logger
Vented only. Increased accuracy compared to non-vented units (i.e. LevelTroll 400). Records water level, pressure, and temperature in sub-1 inch applications.
In-Situ - Level TROLL 700 Data Logger
Vented and Non-Vented. Specialized for aquifer characterization. Records water level, pressure, and temperature.
In-Situ - Level TROLL 700H Data Logger
Vented only. Meets the OSW Surface-Water Specification. Records water level, pressure, and temperature.
In-Situ - Level BaroTROLL - Precision Pressure Barometer
Accuracy: ±0.05% FS TEB from -5 to 50° C (23 to 122° F). Highly Recommended. Includes mA, ModBus and SDI-12 Outputs. Eliminates the need for an STE (Sensor Termination Enclosure) for maintenance-free operation.
In-Situ - PXD-261 Pressure Transducer
Measures water pressure with 4-20 mA output signal. Quick disconnect cable attaches to pressure sensor.
In-Situ - Aqua TROLL 500 Multiparameter Probe
Flexible multi-parameter sonde with interchangeable sensors, the Aqua TROLL 500 replaces multiple instruments and saves time in the field to reduce overall monitoring costs.
In-Situ - Aqua TROLL 600 Multiparameter Probe
Flexible multi-parameter sonde with interchangeable sensors, and internal power and data logging. The Aqua TROLL 600 replaces multiple instruments and saves time in the field to reduce overall monitoring costs.
In-Situ - Water Level Meter 100
The Water Level Meter 100 is an economical model, with a Kevlar-reinforced polyethylene tape and stainless steel conductors. Available in various sizes and lengths.
In-Situ - Water Level Meter 200
Engineer-grade tape designed for groundwater professionals, with high-tensile steel tape and stainless steel conductors. Available in various sizes and lengths.
In-Situ - Aqua TROLL 400 Multiparameter Probe
All-in-one multiparameter process probe designed to measure 12 water parameters.
In-Situ - RDO PRO-X Dissolved Oxygen Probe
Low maintenance optical measurement of dissolved oxygen and temperature in process applications.
In-Situ - smarTROLL Handheld with RDO Probe
NEW! Use your iOS™ or Android™ mobile device to check dissolved oxygen levels instantly.
In-Situ - Aqua TROLL 200 Data Logger
Measures and records water level & pressure, conductivity, and temperature. Vented or non-vented. Sensor body is made of titanium.
In-Situ - Aqua TROLL 100 Data Logger
Measures and records conductivity and temperature, the sensor body is Titanium construction.
In-Situ - Wireless Rugged TROLL Com (P/N: 0031220)
Provides wireless communication between a cabled, deployed Rugged TROLL 100 or 200 and a PC/laptop or Android mobile device.