HOBO TidbiT MX Temperature 400' Data Logger
HOBO TidbiT MX Temperature 400' Data Logger
Part Number -

MX2203

HOBO TidbiT MX Temperature 400-ft Data Logger

Bluetooth data offload

$170.00 USD
A waterproof temperature logger with water detect feature and Bluetooth wireless offload to deliver high-accuracy data straight to your mobile device or Windows computer via the HOBOconnect app.

Important Information

Requires a compatible mobile device or Windows computer and the HOBOconnect app. System requirements for the app can be found at the bottom of the HOBOconnect software page. 

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Compatible with

HOBOconnect® Monitoring App

LI-COR Cloud® MX Data Plan

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Overview

A waterproof temperature logger that uses the power of Bluetooth to deliver high-accuracy data straight to your mobile device or Windows computer running HOBO Data Loggers' free HOBOconnect app. Designed for durability, this rugged logger is ideal for long-term deployments in streams, lakes, and oceans (up to 400-foot depths). Also includes a feature to detect and record the presence of water, which is ideal for monitoring intermittent water applications. Data collection in the field has never been easier! 

Need more depth? Check out our 5000-ft. depth Bluetooth Tidbit logger

 

Features
  • Convenient wireless setup and download via Bluetooth
  • Large memory stores 96,000 measurements
  • Waterproof to 120 meters (400 feet)
  • Water-detection feature records when logger is in and out of the water
  • User-replaceable battery
  • Waterproof boot protects the logger during deployment
  • LED indicates when temperature exceeds set threshold
  • Battery life extension feature
  • Works with Onset’s free HOBOconnect app
  • ±0.2°C (±0.36°F) accuracy
Specifications

Temperature Sensor

Range
-20° to 70°C in air; -20° to 50°C in water
-4° to 158°F in air; -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 per year
<0.18°F per year
Response Time
17 minutes typical to 90% in air moving 1 m/s, unmounted;
7 minutes typical to 90% in stirred water, unmounted

Logger

Logger Operating Range
-20° to 70°C
-4° to 158°F
Buoyancy (Fresh Water)
3.1 g negative
0.11 oz negative
Depth Rating
IP68; waterproof 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).

Radio Power
1 mW
0 dBm
Transmission Range
Approximately 30.5 m line-of-sight
Approximately 100 ft line-of-sight
Wireless Data Standard

Bluetooth Low Energy (Bluetooth Smart)

Logging Rate

1 second to 18 hours

Time Accuracy
±1 minute per month at 25°C
±1 minute per month at 77°F
Battery

CR2477 3V lithium, user replaceable

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.
Memory

96,000 measurements

Full Memory Download Time

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

Wetted Materials

Polypropylene case, Delrin® battery cover, EPDM O-ring, stainless steel screws, Santoprene® (TPE) boot

Dimensions
4.45 x 7.32 x 3.58 cm
1.75 x 2.88 x 1.41 inches
Weight
36.2 g
1.28 oz
CE Compliance Mark
United States FCC Mark
Korean KC Certification Mark
Australia-New Zealand Regulatory Compliance Mark (RCM)
Japanese TELEC Mark
Compatible items

Solar Radiation Shields

Solar Radiation Shield
RS1
$105.00 USD
Solar Radiation Shield (assembled)
M-RSA
$160.00 USD

Compliance Certificates

Compliance Certification
COMPLIANCE CERT
$30.00 USD
Setup Charge for NIST Traceable Certification
NIST-SETUP
$51.00 USD
NIST Temperature Point Certification
NIST-TEMP-POINT
$51.00 USD

Protective Covers and Boots

HOBO TidbiT MX2203 Boot Pack of 5 (Gray)
BOOT-MX2203-GR
$60.00 USD

Replacement Parts

MX2203 Replacement O-ring 5 pack
MX2203-ORING
$13.00 USD

Communications

MX Gateway
MXGTW1
$375.00 USD

Accessories

HOBO North Face Groundwork Backpack
ME-BP
$95.00 USD

Batteries

Replacement Battery for MX2203 (Box of 6)
HRB-2477
$65.00 USD

Web-based Monitoring Systems - via remote communication

MX-Speed LI-COR Cloud Annual Data Plan - 4 Measurements @ 1 Minute Interval
MX-Speed
$25.00 USD
MX-Data LI-COR Cloud Annual Data Plan - 10 Measurements @ 5 Minute Interval
MX-Data
$25.00 USD
What's in the box
  • HOBO MX2203 Data Logger
  • Protective boot
Documents
View all documents

Getting Started with MX Data Loggers

This Getting Started guide will walk you through the basic steps of data logging, setting up your new data logger, downloading and sharing data, and the option to upload your data to the cloud.
View View

HOBO TidbiT MX Temp 400 (MX2203) and Temp 5000 (MX2204) Logger Manual

Detailed overview of how to connect to MX2203/2304 loggers via the HOBOconnect app, downloading data, enabling statistics, configuring loggers & alarms, deployment and mounting guidelines & more
View View
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