Data Loggers
Data loggers automatically record precise measurements even when personnel cannot be present. The portable designs feature internally or externally located sensors that have exceptional sensitivity to record data in any application or environment needed. These electronic instruments have programmable tracking in single or multi-channel options. Enabling reading over long periods of time, the data loggers alert if conditions are abnormal for safety and optimum testing quality through visual or auditory alarms.
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HOBO® Analog/Temperature/RH/Light Data Logger
This data logger measures and transmits temperature, relative humidity and light intensity data wirelessly.
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HOBO TidbiT® MX Temperature 5000' Data Logger
The HOBO MX2204 TidbiT waterproof temperature logger leverages the power of Bluetooth Low Energy (BLE) to deliver high-accuracy temperature measurements straight to your iOS or Android mobile device.
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HOBO® Bluetooth Low Energy pH and Temperature Logger
The HOBO MX2501 pH and Temperature Data Logger is designed for long-term monitoring of pH in estuaries, lakes, streams, rivers, and oceans.
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HOBO® Soil Moisture and Temperature Data Loggers
The MX2306 (470350-966) and MX2307 (470350-970) are low-cost, fully integrated soil moisture loggers with convenient bluetooth wireless data offload.
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HOBO Bluetooth Water Level Data Loggers
A low-cost, research-grade data logger with Bluetooth data offload to continuously monitor water level and temperature. Measures at depths of up to 13, 30 or 100 feet in a wide range of underwater environments, both freshwater and saltwater.

