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In-Situ

Water Level Sensors, Water Conductivity Meters, Water Quality Sensors & More
Product Categories
In-Situ - Rugged TROLL 100 Data Logger In-Situ - Rugged TROLL 100 Data Logger
Records water level, pressure, and temperature. Non-vented only options available. Periodic data download.

Starting at:  $ 420.00

In-Situ - Rugged TROLL 200 Data Logger In-Situ - Rugged TROLL 200 Data Logger
Records water level, pressure, and temperature. Non-vented only options available. Use for real-time data applications.

Starting at:  $ 595.00

In-Situ - Level TROLL 400 Data Logger In-Situ - Level TROLL 400 Data Logger
Records water level, pressure, and temperature. Non-vented only. For vented model use LevelTroll 500.

Starting at:  $ 795.00

In-Situ - Level TROLL 500 Data Logger In-Situ - Level TROLL 500 Data Logger
Increased accuracy compared to non-vented units (i.e. LevelTroll 400). Records water level, pressure, and temperature in sub-1 inch applications. Vented only.

Starting at:  $ 1,170.00

In-Situ - Level TROLL 700 Data Logger In-Situ - Level TROLL 700 Data Logger
Specialized for aquifer characterization. Records water level, pressure, and temperature. Vented and non-vented.

Starting at:  $ 1,499.00

In-Situ - Level TROLL 700H Data Logger In-Situ - Level TROLL 700H Data Logger
Meets the OSW Surface-Water Specification. Records water level, pressure, and temperature. Vented only.

Starting at:  $ 1,689.00

In-Situ - Rugged BaroTROLL Data Logger 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.

$ 420.00

In-Situ - BaroTROLL Data Logger In-Situ - BaroTROLL Data Logger
Records barometric pressure to compensate for changes in water level due to barometric fluctuations. Titanium construction, sub 1-inch diameter (0.72 inch).

Starting at:  $ 795.00

In-Situ - PXD-261 Pressure Transducer In-Situ - PXD-261 Pressure Transducer
Measures water pressure with 4-20 mA output signal. Quick disconnect cable attaches to pressure sensor.

Starting at:  $ 993.00

In-Situ - Water Level Meter 100 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.

Starting at:  $ 495.00

In-Situ - Water Level Meter 200 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.

Starting at:  $ 525.00

In-Situ - Aqua TROLL 500 Multiparameter Probe 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.

Starting at:  $ 0.00

In-Situ - Aqua TROLL 600 Multiparameter Probe 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.

Starting at:  $ 3,495.00

In-Situ - Aqua TROLL 400 Multiparameter Probe In-Situ - Aqua TROLL 400 Multiparameter Probe
All-in-one multiparameter process probe designed to measure 12 water parameters.

Starting at:  $ 3,295.00

In-Situ - RDO PRO-X Dissolved Oxygen Probe In-Situ - RDO PRO-X Dissolved Oxygen Probe
Low maintenance optical measurement of dissolved oxygen and temperature in process applications.

Starting at:  $ 1,598.00

In-Situ - RDO Titan Dissolved Oxygen Process Probe In-Situ - RDO Titan Dissolved Oxygen Process Probe
Measures dissolved oxygen and temperature in process applications; titanium body.

Starting at:  $ 1,456.00

In-Situ - smarTROLL Handheld with Multiparameter Probe In-Situ - smarTROLL Handheld with Multiparameter Probe
NEW! Use your iOS™ or Android™ mobile device to check 14 water quality parameters in seconds.

Starting at:  $ 3,150.00

In-Situ - smarTROLL Handheld with RDO Probe In-Situ - smarTROLL Handheld with RDO Probe
NEW! Use your iOS™ or Android™ mobile device to check dissolved oxygen levels instantly.

Starting at:  $ 1,190.00

In-Situ - Aqua TROLL 200 Data Logger 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.

Starting at:  $ 2,495.00

In-Situ - Aqua TROLL 100 Data Logger In-Situ - Aqua TROLL 100 Data Logger
Measures and records conductivity and temperature, the sensor body is Titanium construction.

Starting at:  $ 1,872.00