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HOBO MX1101 Bluetooth Temp/RH Data Logger

Brand: Onset HOBO
Product Code: MX1101
HOBO MX1101 Bluetooth Temp/RH Data Logger

Regular Price: £158.40

Special Price Ex VAT £138.24 Inc VAT £165.89

Availability: In stock

SKU: MX1101

Product Description

This self-contained wireless data logger enables you to access data anytime from your iOS or Android mobile device over a 100-foot range, and it requires no dedicated equipment beyond an iOS or Android device for configuring the logger or reading out data.


Simply download and install Onset's free HOBOmobile app and you can view data in graphs, check the operational status of loggers, configure alarm notifications, and share data files.



  • Wireless communication via Bluetooth Smart

  • Easy to deploy and offload using free HOBOmobile App

  • Visual and audible high & low alarm thresholds

  • Stores 84,000 measurements

  • Accuracy: +/- 0.2C and +/- 2%RH

  • Find me/pager feature.

Environment: The MX1101 Data Logger is for use in Indoor environments

Measurements: The MX1101 Data Logger supports the following measurements: Temperature, Relative Humidity


Call +44 (0)1243 558270, click on the webchat box below, or fill out our contact form.

Regular Price: £158.40

Special Price Ex VAT £138.24 Inc VAT £165.89

Additional Information

Additional Information

Temperature Sensor
Range -20° to 70°C (-4° to 158°F)
Accuracy ±0.21°C from 0° to 50°C (±0.38°F from 32° to 122°F)
Resolution 0.024°C at 25°C (0.04°F at 77°F)
Drift <0.1°C (0.18°F) per year
RH Sensor
Range 1% to 90%, non-condensing
Accuracy ±2.0% from 20% RH to 80% RH typical to a maximum of ±4.5% including hysteresis at 25˚C (77˚F); below 20% RH and above 80% RH ±6% typical
Resolution 0.01%
Drift <1% per year typical
Response Time
Temperature 7:30 minutes in air moving 1 m/s (2.2 mph)
RH 20 seconds to 90% in airflow of 1 m/s (2.2 mph)
Radio Power 1 mW (0 dBm)
Transmission Range Approximately 30.5 m (100 ft) line-of-sight
Wireless Data Standard Bluetooth Smart (Bluetooth Low Energy, Bluetooth 4.0)
Logger Operating Range -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing)
Logging Rate 1 second to 18 hours
Logging Modes Fixed interval (normal, statistics) or burst
Memory Modes Wrap when full or stop when full
Start Modes Immediate, push button, date & time, or next interval
Stop Modes When memory full, push button, date & time, or after a set logging period
Restart Mode Push button
Time Accuracy ±1 minute per month at 25°C (77°F)
Battery Life 1 year, typical with logging interval of 1 minute. Faster logging and/or statistics sampling intervals, entering burst logging mode, and remaining connected with HOBOmobile will impact battery life. Excessive readouts, checking of Full Status Details, audible alarms, and paging all impact battery life. Visual alarms and other events can have a marginal impact on battery life.
Battery Type Two AAA 1.5 V alkaline batteries, user replaceable
Memory 128 KB (84,650 measurements, maximum)
Full Memory Download Time Approximately 60 seconds; may take longer the further the device is from the logger
LCD LCD is visible from 0° to 50°C (32° to 122°F); the LCD may react slowly or go blank in temperatures outside this range
Size 3.66 x 8.48 x 2.29 cm (1.44 x 3.34 x 0.9 in.)
Weight 56 g (1.98 oz)
Environmental Rating IP50
CE Compliant The CE Marking identifies this product as complying with all relevant directives in the European Union (EU).

Country of Manufacture United States
Channel(s) 2
Onset Product Series MX1100
Typical Applications Building Monitoring, Energy, Environmental (Indoor), Thermal Comfort
Data Available By Bluetooth, Display
Measurements Humidity, Temperature