Onset HOBO® MX2302A Humidity and Temperature Data Logger with External Sensor
SKU
MX2302A
In Stock
$235.00
- External Sensor for Temperature and Humidity Measurements in an Outdoor Environment
- Wireless Transmission of Recorded Readings to Phone or Tablet Using Bluetooth Smart LE Communications
- 0 to 100% RH and -40°C to 70°C Measurement Ranges with a 2.5% RH and ±0.2°C Accuracy
- User-Replaceable Lithium Battery with 2 Year Typical Life (1 Minute Sampling Rate)
- Stores up to 84,650 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available
Includes Temp/RH Sensor, Screws and Zip Ties for Mounting. HOBOconnect App Available on the Apple Store (iOS) and Google Play (Android)
Overview of the HOBO MX2302A Temp & Humidity Data Logger
The Onset HOBO MX2302A is a weatherproof temperature and humidity data logger that uses an external sensor. Utilizing the latest in Bluetooth technology, the logger can set up easily and quickly from a mobile device or a Windows computer using Onset’s free HOBOconnect app. This robust data logger is an ideal choice for any application where the device could be exposed to moisture, such as greenhouse or growing facilities. The MX2302A can monitor and record temperatures from -40°C to +70°C (-40°F to +158°F) and humidity levels from 0 to 100% rH.
When used with the optional MX Gateway you can access your data in Onset’s cloud based HOBOlink software (paid service).
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User Manuals and Product Guides
Onset HOBO® MX2302A Outdoor Bluetooth Humidity and Temperature Data Logger with External Sensor Specifications
| Data Channels | 1 External Sensor for Temperature and Humidity |
| Humidity | Measurement Range: 0 to 100% RH Accuracy: ±2.5% (10% to 90%) to a Max ±3.5% including Hysteresis at 25C; ±5% (Other Range) Typical Response Time (w/o Solar Radiation Shield): 15 Seconds typical to 90% in open air Moving 1 m/s (2.2 mph) Response Time (RS1/M-RSA Solar Radiation Shield): 30 Seconds typical to 90% in open air Moving 1 m/s (2.2 mph) Response Time (RS3-B Solar Radiation Shield): 30 Seconds typical to 90% in open air Moving 1 m/s (2.2 mph) Resolution: 0.01% Drift: <1% per year Typical NOTE: Exposure to Conditions Below -20C or Above 95% RH May Temporarily Increase the Maximum RH Sensor Error by an Additional 1% |
| Temperature | Measurement Range: -40°C to 70°C (-40°F to 158°F) Accuracy (0°C to -70°C): ±0.2°C (±0.38°F) Response Time: 17 Minutes typical to 90% in open air Moving 1 m/s (2.2 mph) unmounted Resolution: 0.04°C (0.072°F) Drift: <0.01°C (0.018°F) |
| Data Storage Capacity | 84,650 Temperature Readings (When Bluetooth Communications Not Available) |
| Logging Mode | Fixed Interval (Normal, Statistics) or Burst |
| Memory Mode | Wrap when Full or Stop When Full |
| Start Mode | Immediately, Push Button, Date & Time or Next Interval |
| Stop Mode | Wrap When Data Storage Full, Push Button, Date & Time or After Set Interval |
| LED Indicators | Alarm: Visual LED (Until Logger is Reconfigured or Within Limits) Status: |
| Sampling Rate | 1 Second to 18 Hours (User-Specified) |
| Power Source | 2/3 AA 3.6 Volt Lithium Battery (User-Replaceable) |
| Battery Life | Power Saving Mode Disabled: 2 Years typical @ 1 Minute Sampling Rate Power Saving Mode Enabled: 5 Years typical @ 1 Minute Sampling Rate Note: Dependant Upon Environment, Operating Range, Logging Interval, Remaining Connected with the App, Excessive Downloads and Paging My Impact Battery Life |
| Time Accuracy | ±1 Minute per Month @ 25°C |
| Communications | Type: Bluetooth Wireless Wireless Data Standard: Bluetooth Smart (Bluetooth Low Energy, Bluetooth 4.0) Transmission Range: Up to 30.5 Meters (100 ft) Line of Sight Radio Power: 1 mW (0 dBm) |
| Software | HOBOconnect Software App for iOS and Android Note: Bluetooth 4.0 is Required on your Mobile Device (Phone or Tablet) |
| OS Compatibility | Android Phones and Tablets iPhone, iPad, iPod Touch with iOS 7.1 or Later Bluetooth 4.0 or Later |
| Operating Range | Temperature: -40°C to 70°C (-40°F to 158°F) Humidity: 0 to 100% RH |
| Standards Compliance | CE, IP67, NEMA 6 UV Rated (Weatherproof), FCC, CE, RoHS |
| Environment | Primarily Designed for Outdoor Usage |
| Materials | Acetal, Silicone Gasket, Stainless Steel Bracket |
| Weight | 75.5 grams (2.66 oz.) |
| Dimensions | Logger:10.8 cm x 5.08 cm x 2.24 cm (4.25" x 2.0" x 0.88") External Sensor Diameter: 1.17cm (0.46") |
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