REMOTE SENSORS TOOLS

Features Comparison

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Sensor Type:
Name Berkeley Air SumsStovetraceSweetsense StoveMobosensSweetsense FlowSweetsense WaterUcb Particle And Temperature Sensor Ucb PatsNexleaf Black Carbon FiltersSweetsense AirSweetsense StructureRainforest ConnectionNexleaf Cold Chain Monitors
SENSOR TYPE STOVE STOVE STOVE WATER WATER WATER AIR AIR AIR INFRASTRUCTURE FOREST STORAGE
Power
Power source 1x 3V Lithium battery (internal, not replaceable) 1x rechargeable and replaceable Li-Ion battery. Can be simultaneously plugged to solar panels for continuous charging. 5 x AA Batteries Battery of the cellphone it's attached to 5 x AA Batteries 5 x AA Batteries 1x 9V rechargeable and replaceable battery No power required. Air sampler, complimentary piece of equipment, that is sold separately runs on AC power. 5 x AA Batteries 5 x AA Batteries Provided and replaceable solar panels 1x rechargeable and replaceable Li-Ion battery. Can be simultaneously plugged to solar panels for continuous charging.
Power life 0.5 - 3 years, depending on temperature and sampling frequency 72 hours, or indefinitely if connected to solar panel AC power 6-18 months Depending on phone battery's life 6-18 months 6-18 months 5-7 days Not applicable 6-18 months 6-18 months Indefinitely 3 days, or indefinitely if connected to solar or AC power
Real time power level updates
Sampling
Remote auto-calibration
Sampling Frequency Rates
Max rate (Hz) 1 Hz 1/60 Hz 8 Hz As often as users want to activate the sensor 8 Hz 8 Hz 1/60 Hz As soon as filters get saturated with black carbon (approx. 1 day) 8 Hz 8 Hz 22kHz 1/60 Hz
Typical rate (Hz) 1 Hz 1/600 Hz 1 Hz As often as users want to activate the sensor 1 Hz 1 Hz 1/60 Hz As soon as filters get saturated with black carbon (approx. 1 day) 1 Hz 1 Hz 22kHz 1/600 Hz
Detection limits -40 to 85° Celcius or 0 to 125° Celcius, depending on variant of sensor selected 0-300 degrees Celcius *Different sensor choices have differing detection limits. Please contact SweetSense directly for more info. 100 parts per billion *Different sensor choices have differing detection limits. Please contact SweetSense directly for more info. *Different sensor choices have differing detection limits. Please contact SweetSense directly for more info. 30 μg/m3 to ~25,000 μg/m3 (PM2.5) 1 μg/cm2 - 25 μg/cm2 *Different sensor choices have differing detection limits. Please contact SweetSense directly for more info. *Different sensor choices have differing detection limits. Please contact SweetSense directly for more info. Audio detection range varies by amplitude of noise. For chainsaw, detection it can be up to 1 km. -20 to 40 degrees celcius
Data Submission
Frequency Once every 5 minutes to 10 minutes Once every 6 hours to every 24 hours Once every 5 minutes to every 24 hours; or only report when a certain threshold of data is recorded As often as users want to export the data to the server Once every 5 minutes to every 24 hours; or only report when a certain threshold of data is recorded Once every 5 minutes to every 24 hours; or only report when a certain threshold of data is recorded Once every minute As frequent as photographs of filters get sent to the server Once every 5 minutes to every 24 hours; or only report when a certain threshold of data is recorded Once every 5 minutes to every 24 hours; or only report when a certain threshold of data is recorded Once every 3 minutes to every 5 minutes Once every 6 hours to every 24 hours
Wi-fi
Cellular network (3G)
Cellular network (GPRS)
Data Processing Analysis
Backup data storage 512 bytes SRAM Internal memory to store up to 5 years at 1-minute sampling interval SD Card Phone internal memory or memory card SD Card SD Card 32,768 records Not applicable SD Card SD Card Phone internal memory or memory card Internal memory to store up to 5 years at 1-minute sampling interval
Content: Cloud-based data processing & analysis interface