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  • MX2203
  • MX2203
  • MX2203
  • MX2203
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HOBO TidbiT MX Temperature 400' Data Logger

Part # MX2203
Lead-time: 1-2 Weeks
 

The HOBO MX2203 data logger requires the HOBOmobile App and a compatible mobile device. The system requirements for the HOBOmobile app can be found at the bottom of our HOBOmobile software page.

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Overview

The HOBO MX2203 TidbiT waterproof temperature logger leverages the power of Bluetooth Low Energy (BLE) to deliver high-accuracy temperature measurements straight to your iOS or Android mobile device. Designed for durability, this rugged waterproof logger is ideal for long-term deployments in streams, lakes, and oceans (up to 400 foot depths). Data collection in the field has never been easier!

Highlighted Features

  • Convenient wireless setup and download via Bluetooth Low Energy (BLE)
  • Large memory stores 96,000 measurements
  • Waterproof to 120 meters (400 feet)
  • User-replaceable battery
  • Waterproof boot protects the logger during deployment
  • LED alarm notifies you when temperature exceeds set threshold
  • Water detection feature conserves battery life
  • Works with Onset’s free HOBOmobile app
  • ±0.2°C (±0.36°F) accuracy

In what environment does this data logger operate?

This data logger operates in indoor, outdoor and underwater environments.

What measurements does this data logger support?

The MX2203 data logger supports the following measurements: Temperature and Water Temp

The HOBO MX2203 TidbiT waterproof temperature logger leverages the power of Bluetooth Low Energy (BLE) to deliver high-accuracy temperature measurements straight to your iOS or Android mobile device. Designed for durability, this rugged waterproof logger is ideal for long-term deployments in streams, lakes, and oceans (up to 400 foot depths). Data collection in the field has never been easier!

Highlighted Features

  • Convenient wireless setup and download via Bluetooth Low Energy (BLE)
  • Large memory stores 96,000 measurements
  • Waterproof to 120 meters (400 feet)
  • User-replaceable battery
  • Waterproof boot protects the logger during deployment
  • LED alarm notifies you when temperature exceeds set threshold
  • Water detection feature conserves battery life
  • Works with Onset’s free HOBOmobile app
  • ±0.2°C (±0.36°F) accuracy

In what environment does this data logger operate?

This data logger operates in indoor, outdoor and underwater environments.

What measurements does this data logger support?

The MX2203 data logger supports the following measurements: Temperature and Water Temp

Learn More

To see the full specifications for this product, please see our product manual found under the documentation tab if available.

Temperature Sensor (MX2203)

Range

MX2203: -20° to 70°C (-4° to 158°F) in air; -20° to 50°C (-4° to 122°F) in water

Accuracy

±0.25°C from -20° to 0°C (±.45°F from -4° to 32°F)

±0.2°C from 0° to 70°C (±0.36°F from 32° to 158°F)

Resolution

0.01°C (0.018°F)

Drift

<0.1°C (0.18°F) per year

Response Time

MX2203: 17 minutes typical to 90% in air moving 1 m/s, unmounted;

7 minutes typical to 90% in stirred water, unmounted

Logger

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)

Logging Rate

1 second to 18 hours

Buoyancy (Fresh Water)

MX2203: 3.1 g (0.11 oz) negative

Waterproof

MX2203: To 122 m (400 ft)

Water Detection

Water conductivity level of 100 µS/cm or greater necessary for reliable detection of water. Deionized water or water below 100 µS/cm may not be detected.

The water conductivity circuit may not reliably detect water that has frozen around the electrodes, i.e. below 0°C (32°F).

Memory

96,000 measurements

Battery

CR2477 3V lithium, user replaceable in MX2203, non-replaceable in MX2204

Battery Life

3 years, typical at 25°C (77°F) with logging interval of 1 minute and Bluetooth Always Off disabled in software.
5 years, typical at 25°C (77°F) with logging interval of 1 minute and Bluetooth Always Off or Bluetooth Off Water Detect enabled in software.
Faster logging intervals and statistics sampling intervals, burst logging, remaining connected with the app, excessive downloads, and paging may impact battery life.
To ensure proper battery installation, see Battery Information for detailed instructions on replacing the battery in the MX2203 logger.

Time Accuracy

± 1 minute per month at 25°C (77°F)

Full Memory Dowload

Approximately 45 seconds; may take longer the farther the device is from the logger

Wetted Materials

MX2203: Polypropylene case, EPDM O-ring, stainless steel screws, Santoprene® (TPE) boot

Dimensions

MX2203: 4.45 x 7.32 x 3.58 cm (1.75 x 2.88 x 1.41 inches)

Weight

MX2203: 36.2 g (1.28 oz)

The CE Marking identifies this product as complying with all relevant directives in the European Union (EU).

    • Data Logger
    • Protective Boot
Documentation for the MX2203

The following are associated resources for this product. In general users of this product can gain insight into its possible use by utilizing the resources below. Our user forum can also be a valuable resource for questions, use cases and general feedback. Share with us today, here!

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