HOBO Weatherproof Temperature/RH Data Logger (Bluetooth) – IC-MX2301A

The HOBO MX2301A is a weatherproof data logger with built-in temperature and relative humidity sensors. Leveraging Bluetooth Low Energy, the logger enables easy, fast set up and data download directly from your mobile device, and provides high-accuracy measurements in harsh outdoor environments.

With Onset’s new HOBO MX2300 Series Temp/RH loggers, field data collection has never been easier. You can set up and offload loggers wirelessly from your mobile device – eliminating the need to take a laptop or data shuttle into the field to retrieve data.

HOBO MX2300 loggers provide a 100′ wireless range, making it easy to offload data in hard-to-reach locations. And, 0.2C accuracy ensures you’re getting reliable, true results every time.

Features:

– Convenient wireless setup and download via Bluetooth Low Energy (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 HOBOmobile app
– Share downloaded data easily from your mobile device
– Accuracy: +/- 0.2 C and +/- 2.5% RH

Specifications

Temperature Sensor (Internal):

– 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)/+- 0.2 C from 0 to 70 C (+- 0.36 from 32 to 158 F)
– Resolution: 0.04 C (0.072 F)
– Response time: 17 minutes in air moving 1 m/sec

RH 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
– Response time: 1 minute in air moving 1 m/sec with protective cap
– Resolution: 0.05%
– Drift: <1% per year typical

Data 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: -40 to 70 C (-40 to 158 F)
– 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
– Time Accuracy: +- 1 minute per month 0 to 50 C (32 to 122 F)
– 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