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Real-Time USB Temperature and Humidity Monitor

  • CE Approved

Item# OM-EL-USB-RT-Series

In stock

Lead Time (If not in stock): 0 week
Real-Time USB Temperature and Humidity Monitor OM-EL-USB-RT-Series OM-EL-USB-RT-Series
  • Displays Real-Time Temperature and Humidity Readings on Your PC Using the Windows Control Software
  • Plugs Directly Into USB Port-No USB Cable Required
  • User-Programmable Alarm Thresholds for Temperature and Relative Humidity
  • Email, Text or Audible Alarm Notification


The OM-EL-USB-RT is a real time temperature and humidity monitorthat displays real time temperature and humidity data on your computervia the Windows® control software (it is not a data logger and doesnot have any internal memory).

The software displays the temperature, relative humidityand dew point in real-time and saves it to a file which can storeup to 7 day’s worth of data. This data file is overwritten at thebeginning of each new logging session. The software provides theoption for the user to save the data permanently to the computer’s harddrive. Temperature, relative humidity and dew point data can begraphed, printed and exported to other applications such as Excel.

The OM-EL-USB-RT Windows control software provides anenvironment whereby the user can view the current temperature andrelative humidity and graph either the current data file or previouslysaved files. Users can set up high and low alarms for temperature andhumidity within the software which can send emails, text alerts oraudile alarms via the PC’s internal speaker. The software can alsoshow the current temperature and humidity in the notification areawithin the Window’s tool-bar. Right clicking on the OM-EL-USB-RT iconin the notification area enables the user to access the full functionalityof the software.


Measurement Range: -20 to 70°C (-4 to 158°F)
Repeatability: ±0.3°C (±0.6°F)
Accuracy: ±1.5°C (±3.0°F) overall error
requires 15 minutes temperature stabilization in environment
Temperature Units: °C or °F selectable in software
Response Time: 20 seconds typical, 30 seconds max

Measurement Range: 0 to 100% RH
Repeatability: Non-condensing ±0.5% RH (short term)
Accuracy: ±4.5% RH (overall error, 20 to 80% RH)
Response Time: 5 seconds
Long Term Stability: 1% RH/year

Accuracy: ±2.5°C (±5°F)—overall error @ 25°C, 40 to 100% RH

High/Low Alarms: Selectable in software for temperature and humidity
Software: Windows® 2000/XP/VISTA
Software Logging rate: 1 seconds
Weight: 11 g (0.4 oz)
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