Onset Computer Corp.

• 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)

• Remote Data Logging and Monitoring Device with USB Communications
• Data Uploaded and Viewed in your Internet Browser at HOBOLink.com
• Electronics Housed Within a Rugged Double-Weatherproof, Tamper Proof Enclosure
• Attach up to 15 Plug-and-Play Smart Sensors with Easy Set-up and Instructions
• 3 to 5 Year Life with User-Replaceable Rechargeable Battery
• Includes Alarm Output Relay (Activated, Deactived or Pulsed) On User-Defined Sensor Alarms

Requires U30 Base Unit, Power Adapter or Solar Panels, Minimum of 1 Compatible Smart Sensor, Data Plan for Uploading Readings to Server, and Type A to Mini B USB Cable (#CABLE-USBMB-HS). HOBOware PRO (Paid Download Version) Software.

• Rugged Double-Weatherproof, Tamper-Proof Enclosure
• Attach up to 15 Smart Sensors
• Optional Analog Inputs with Sensor Excitation
• Includes Relay for User-Defined Alarm Conditions
• Optional Data Shuttle Available for Collecting Measured Readings in Remote Area

Weather Station Kit Includes Base Unit w/ 10 Sensor Inputs and Rechargeable Battery, 5 Watt Solar Panel, Temperature/Humidity Sensor w/ 2 Meter Cable, Wind Speed and Direction w/ 3 Meter Cable, Full Cross Arm and Solar Radiation Shield

• Non-contact Sensor Minimizes Drift-Related Measurement Errors
• Also 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
• 5,000 to 55,000 µS/cm (Conductivity Extended Range) and 5°C to 35°C (Temp) Measurement Ranges
• 3 Year Battery Life with Factory Replaceable Battery
• Stores at Least 14,400 Sets of Measured Readings
• Requires HOBOware Pro Software Download (Version 3.2+)

Designed for Saltwater Sources. See the U24-001 for Fresh Water Sources

• Measure and Log Water Level and Temperature Readings at a Depth up to 13, 30 or 100ft
• A non-Vent Tube Design Allows for Easy Deployment
• (8) User-Defined Logging Intervals Over an 1 Second to 18 Hour Sampling Rate
• Stainless Steel Housing with Lightning Protection Shields Electronics
• Factory-Replaceable 5-Year 2/3 AA Lithium Battery

Includes (1) U20 Water Level Data Loggers, Shuttle Data Transporter (U-DTW-1) and HOBOware Pro Software (BHW-PRO-DLD)

• Measure and Log Water Level, Barometric Pressure and Temperature Readings at a Depth up to 13, 30 or 100ft
• A non-Vent Tube Design Allows for Easy Deployment
• (8) User-Defined Logging Intervals Over an 1 Second to 18 Hour Sampling Rate
• Stainless Steel Housing with Lightning Protection Shields Electronics
• Factory-Replaceable 5-Year 2/3 AA Lithium Battery

Includes (2) U20 Water Level Data Loggers, Shuttle Data Transporter (U-DTW-1), Carrying Case (U20-CASE) and HOBOware Pro Software (BHW-PRO-DLD)

• Measure and Record AC/DC Current, Voltage, 4-20 mA, Power, Kilowatts, Pressure, Pulse and Analog Inputs, Wind, Rain, Light, Carbon Dioxide, Temperature and Humidity
• 15 Channel Inputs Supports Up to (3) FlexSmart Modules and (6) Smart Sensors
• Digital Connection of Smart Sensors to logger for Accurate, Reliable Data Collection and Storage
• Multiple Internal and External Power Sources Available for Long-Term Usage
• Includes User Manual, (8) 1.5 Volt Batteries, Miniature Slotted Screwdriver, Blank Labels and Rubber Feet

Requires FlexSmart Module, Smart Sensors and Downloadable HOBOware Software