Onset
Temp/RH External Data Logger
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Pickup available at EUCA Head Office
Usually ready in 24 hours
Temp/RH External Data Logger
EUCA Head Office
Pickup available, usually ready in 24 hours
Clearwater Office Park
Parkhaven, Block H Ground Floor
Boksburg
Gauteng
1459
South Africa
A weatherproof data logger with external temperature and relative humidity sensors. Leveraging Bluetooth technology for easy setup and data download directly to your mobile device or Windows computer running Onset's free HOBOconnect app, this logger delivers high-accuracy measurements in harsh outdoor environments.
Documentation
MX2300 Series Data Logger Manual
Highlighted Features
- Convenient wireless setup and download via Bluetooth (100-foot range)
- Retrieve data in hard-to-reach locations
- Visual alarms alert you to out-of-range conditions
- Compact, weatherproof housing with built-in mounting
- View current data in real-time with Onset’s free HOBOconnect app
- Share downloaded data easily from your mobile device
- Accuracy: +/- 0.2C° and +/- 2.5% RH
Specifications
| Feature/Specification | MX2302A Details |
|---|---|
| Temperature Sensor | |
| Range | -40 to 70°C (-40 to 158°F) |
| Accuracy | ±0.25°C from -40 to 0°C (±0.45 from -40 to 32°F)<br>±0.2°C from 0 to 70°C (±0.36 from 32 to 158°F) |
| Resolution | 0.02°C (0.036°F) |
| Drift | <0.01°C (0.018°F) per year |
| Relative Humidity Sensor | |
| Range | 0 to 100% RH, -40° to 70°C (-40° to 158°F); exposure to conditions below -20°C (-4°F) or above 95% RH may temporarily increase the maximum RH sensor error by an additional 1% |
| Accuracy | ±2.5% from 10% to 90% (typical) to a maximum of ±3.5% including hysteresis at 25°C (77°F); below 10% RH and above 90% RH ±5% typical |
| Resolution | 0.01% |
| Drift | <1% per year typical |
| Response Time (typical, to 90% of change) | |
| Temperature Without Solar Radiation Shield | 3 minutes, 45 seconds in air moving 1 m/sec |
| Temperature With RS1/M-RSA Solar Radiation Shield | 7 minutes, 45 seconds in air moving 1 m/sec |
| Temperature With RS3-B Solar Radiation Shield | 6 minutes, 30 seconds in air moving 1 m/sec |
| RH Without Solar Radiation Shield | 15 seconds in air moving 1 m/sec |
| RH With RS1/M-RSA Solar Radiation Shield | 30 seconds in air moving 1 m/sec |
| RH With RS3-B Solar Radiation Shield | 30 seconds in air moving 1 m/sec |
| Logger | |
| Operating Range | -40° to 70°C (-40° to 158°F) |
| Memory | 128 KB (63,488 measurements, maximum) |
| Dimensions | |
| Logger housing | 10.8 x 5.08 x 2.24 cm (4.25 x 2.0 x 0.88 in.) |
| External temperature/RH sensor diameter | 1.17 cm (0.46 in.) |
| External sensor cable length | 2 m (6.56 ft) |
| Weight | |
| Logger | 75.5 g (2.66 oz) |
| Materials | Acetal, silicone gasket, stainless steel screws |
| Environmental Rating | NEMA 6 and IP67 |
Applications
In what environment does this data logger operate?
This data logger operates in an outdoor environment.
What measurements does this data logger support?
The MX2302A data logger supports the following measurements: Relative Humidity and Temperature