All Products (568)
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- 2 External Thermistors Measuring Temperature

- Built-in Audible Alarm and Relay Contacts for Connecting to Optional Phone Dialer and Alarm
- Stores a Total of 32,250 Readings
- AC-Powered with Battery Backup Option
- Includes Software, RS-232 Cable and AC Power Adapter
- Stores up to 64,000 Total Temperature Readings

- Triggered Start & Stop Capability
- -20°C to 85°C Temperature Range
- 4 Digit LCD Display with Alarm LED
- Direct USB Connection to PC Computer for Data Downloading
- Track-It Software and Battery Included
- Accepts 1 J, K or T Type TC Probe

- Measurement Range of -200°C to 1300°C, Dependant on TC Probe
- 2 User-Programmable Alarm Thresholds
- 1 Second to 12 Hour Sampling Rate
- Includes Software, Battery and Type K Probe
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- 4 and 15-Channel Weather Station with Weatherproof Enclosure for Harsh Environments

- Measure Your Choice of up to 15 Separate Environmental Parameters using Onset Smart Sensors (Sold Separately)
- 1 Year Battery Life using 4 AA Alkaline Batteries
- Sensor Mounting Allow Users to Position the Weather Station and Sensors Optimally
- 512K Memory Can Store Over 500,000 Measurements
- Optional Analog and Pulse Inputs for 3rd-Party Sensors
- Requires Smart Sensors and HOBOWare Pro Software
- Compatible with SolarStream Wireless Data Transceiver
- Monitor and Record LED, Flourescent, HID, Incandescent and Natural Light Using Internal Sensor
- Stores 86,650 or 346,795 (w/ Extended Memory Option) Measured Readings

- Measurement Range of Greater than 65 Lux
- Features LCD Display, 1 Year User-Replaceable Battery
- Includes Command Strip, Double-Sided Tape and Hook & Loop Strap
- Requires HOBOWare 3.3+ Software (Sold Separately)
- Standard Sampling Rate up to 10/Sec with 20/Sec and 100/Sec Sampling Rates on 2
Channels - Integrated 802.11b Wi-fi Port for Simple Wireless Connection to PC (TCP/IP Protocol)
- 16 Differential or 32 Single-Ended Analog Inputs
- 0.05% Measurement Accuracy
- Features Alarms, LCD Display and Removable SD Card
- Stores up to 1.8 Million Readings
- Includes USB Cable, Batteries, Current Shunt Resistors, Software and User Manual
- Stores 2 Million Readings onto SD Card (No Software to Install)

- 5 Second to 10 Minute Sampling Rate (User Configurable)
- Operates on Batteries or Universal AC Adapter
- Includes Batteries, Power Adapter, SD Card and Mounting Bracke
- Records water levels and temperatures in wells, streams, lakes, wetlands and tidal areas

- 14 bit resolution
- Completely self-contained
- Multiple sampling rates can be configured for faster sampling at critical times
- Now Available in 30ft, 100ft, 250ft and Titanium Versions.
- Data can be collected using RTR-57 Wireless Data Collector or RTR-5W Network Connected Collector
Multiple units can be viewed, started and stopped without ever having to gather the units









