Instrumentation Northwest

INW has been developing high quality water resource tools and environmental monitoring products for over 25 years and are an industry leading manufacturer of water quality monitoring instruments.


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PT2X Groundwater Data Logger

The AquiStar PT2X Groundwater data logger is a submersible water level temperature logger with an integrated water level datalogger ideal for groundwater monitoring and water level monitoring projects.

PT2X Wet/Wet Differential Smart Sensor with Data logging

The PT2X Wet/Wet Differential Smart Sensor with integrated datalogger is the latest in pressure measurement technology. It contains two diaphragms which detect the difference between the pressure on the high side and the pressure on the low side.

PT2X-BV Barometric / Vacuum Smart Sensor with Datalogging

The PT2X-BV is built on the PT2X Pressure/Temperature Smart Sensor platform. It provides an ideal barometric reference for absolute versions of the PT2X pressure sensor.

T8 Multichannel Temperature Sensor & Datalogger

The AquiStar® T8 Smart Sensor is a submersible multi-channel temperature sensor with built-in datalogger.

TempHion Multi-Parameter Water Quality Sensor

The Aquistar TempHion Smart Sensor is a submersible water quality sensor with integrated datalogger. The TempHion is capable of measuring pH, specific ions (chloride, bromide, and nitrate), redox and temperature.

T32 Multichannel Temperature String & Datalogger

The T32 1-Wire Temperature String is a multi channel temperature sensor with built in datalogger.

CT2X Conductivity / Temperature Sensor and Data Logger

The AquiStar CT2X Smart Sensor is a submersible conductivity / temperature sensor with built in datalogger.

CT2X Conductivity / Temperature / Water Level Datalogger

The CT2X conductivity datalogger is a submersible conductivity / temperature sensor with an integral water level datalogger.