Wireline mounting a U20 water level data logger in a well

HOBO Water Level data loggers can be hung in wells using Onset's special low-stretch cable with Teflon coating, to avoid snagging and to make them easy to clean. Materials You may require one...

Wiring Diagram - HOBO RX3000 - RXMOD-A1 Voltage Input Logic Switch

Attached is a wiring diagram that shows how to monitor switch closures with an HOBO RX3000 via the optional RXMO

Adding or Removing Smart Sensors from a HOBO RX3000 Station

To add or remove smart sensors from a HOBO RX3000 station: 1. If the station is currently logging, press the Stop button to stop it. 2. Press the Connect button and wait for the station to...

HOBO MX1102 Manual Calibration

See how easy it is to manually calibrate your MX1102 BLE CO2 logger.

Sample Data - HOBO MX2001 BLE Water Level Data in HOBOware

Attached is a screenshot from a data file produced by the HOBO MX2001 BLE Water Level Logger during a well drawdown test. Using a smart phone, the data was offloaded from the logger wirelessly and...

Extension cables on LCD data logger

The entire cable length should not exceed 52 meters (170 feet).

Unpacking and assembling a new HOBO MX1102 CO2/Temp/RH Logger

See how to unpack and install batteries in your new MX1102 Bluetooth LE CO2, Temp/RH logger

Making beaded probes on a thermocouple wire

A thermocouple is a kind of battery made by joining two dissimilar metals together where a small voltage is generated by the difference between the metals. The voltage generated changes with...

How to reconfigure your S-FS-TRMSA-D Module for use with an RX3000 Station

See how to reconfigure your TRMS module for use with an RX3000

Wiring Diagram - Monitoring a 3-Phase Circuit with the HOBO RX3000 Station and T-VER-E50B2

Attached is a wiring diagram that shows you how to connect the T-VER-E50B2 Power and Energy Meter to the HOBO RX3000 Station. Note: The T-VER-E50B2 ouputs pulses representing Watt/hours,...

Calibrating ECH2O Soil Moisture Sensors Application Note

Onset adds smart sensor adapters to the ECH2O probes so that they are plug‐and‐play compatible with HOBO® U30 stations and HOBO Micro Stations. The S‐SMC‐M005 incorporates the EC‐5 and the S‐SMD‐M005...

Analyzing Air Handling Unit Efficiency with Data Loggers

Operating a heating, ventilation and air conditioning (HVAC) system at optimum efficiency in a commercial setting is complicated, to say the least. There is a very real chance that any number of...