Data Loggers

• External Sensor for Recording Temperature Measurements in the Range of -200°C to 50°C
• Wireless Transmission of Recorded Readings to iOS and Android Devices Using Bluetooth Smart LE Communications
• Powered by a Non-Replaceable CR2450 Lithium Battery with 1 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 16,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes External Sensor and InTemp and InTempConnect Apps Available on the Apple and Android Stores

• Durable TEROS 10 External Sensor for Soil Moisture Measurements
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications
• 0 to 0.64 m³/m³ (Mineral Soils) and 0 to 0.70m³/m³ (Soilless Media) Measurement Ranges
• User-Replaceable Lithium Battery with 2 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 110,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes Screws and Zip Ties for Mounting. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• External Sensors for Soil Moisture and Temperature Measurements
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications
• 0 to 0.64 m³/m³ (Mineral Soils) and 0 to 0.70m³/m³ (Soilless Media) Measurement Ranges
• User-Replaceable Lithium Battery with 2 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 110,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes Screws and Cable Ties for Mounting. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• Internal and External Sensor for Temperature Measurements in an Outdoor and Underwater Environment
• Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications (in Air)
• Internal Sensor Measures Temperatures  in -20°C to 70°C Range
• External Sensor Measures Temperatures in -40C to 100C Range
• Waterproof to 100 Meters (30.5 ft)
• Non-Replaceable Lithium Battery with 3 Year Typical Life (1 Minute Sampling Rate)
• Stores up to 96,000 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)

• Non-contact Sensor Minimizes Drift-Related Measurement Errors
• Features Open Access to Sensor for Cleaning and Software-Based Drift Compensation
• Software Enables Start/End-Point Calibration to Compensate for Fouling and Easy Conversion to Specific Conductance and Salinity
• 0 to 15,000 µS/cm (Conductivity Extended Range) and 0°C to 40°C (Temperature) Measurement Ranges
• 3 Year Battery Life with Factory Replaceable Battery
• Stores at Least 14,400 Sets of Measured Readings
• Requires HOBOware Pro Software (Version 3.2+) and BASE-U-4 Optical Base Station

Designed for Fresh Water Sources. See the Onset U24-002-C for Saltwater Sources

• Measure and Log Water Level (Pressure) and Temperature Readings
• -20°C to 50°C Temperature Measurement Range with ±0.44°C Accuracy
• Factory-Replaceable 2/3 AA 3.6 Volt Lithium Battery with 5 Year Life @ 1 Minute Sampling Rate
• No-Vent-Tube Design for Easy Reliable Deployment and Durable Ceramic Pressure Sensor
• Available in 0 to 13 ft, 0 to 30ft, 0 to 100ft and 0 to 250ft Water Depth Ranges and Stainless Steel or Titanium Housing

Requires HOBOware Pro Software (Version 3.2+) and an Optic USB Base Station (BASE-U-4) or Shuttle Data Transporter (U-DTW-1)

• Recording Changing Water Level (Depth) and Temperature in Wet or Water Environments
• -20°C to 50°C Temperature Measurement Range with ±0.44°C Accuracy
• Factory-Replaceable 2/3 AA Lithium Battery with 5 Year Life (1 Minute Sampling Rate)
• Stores up to 21,700 Measured Readings with Date/Time Stamp
• 0 to 13 ft, 0 to 30 ft and 0 to 100 ft Water Level Ranges Available with ± 0.1% RF Accuracy

Requires HOBOware Pro Software (Version 3.2+) and an Optic USB Base Station (BASE-U-4) or Shuttle Data Transporter (U-DTW-1)

• Recording Temperature in an Indoor Environment Using Type J, K, T, E, R, S, B or N Thermocouple
• 4 Inputs Available with Internal Ambient Temperature Sensor for Cold Junction Compensation (CJC)
• User-Replaceable AAA Alkaline or Lithium Batteries with 1 Year Life (1 Minute Sampling Rate)
• Stores up to 1.9 Million Measured Temperature Readings with Date/Time Stamp
• User-Selectable Sampling Rate of 1 Second to 18 Hours

Requires Type A to Mini B Standard USB Cable (CABLE-USB), HOBOware (Free Download Version) or HOBOware Pro (Paid Download Version) Software.