Product has been discontinued. See H21-USB
Accurately monitor outdoor weather conditions with the HOBO Micro Station. This rugged data logger is popular because of its compact size. It accepts up to four plug-and-play smart sensors, and has over 500k of nonvolatile flash data storage. The Micro Station can run up to 1 year on four standard AA batteries.
- NEW! Improved weatherproof enclosure for harsh environments
- Optional analog and pulse inputs for 3rd-party sensors
- Battery-powered for up to a year - no solar panels required
- Requires HOBOware or HOBOware Pro software for logger setup, graphing and analysis.
- Requires #ADAPT-SER-USB interface cables
In what environment does this data logger operate?
This data logger operates in indoor and outdoor environments.
What measurements does this data logger support?
The H21-002 data logger supports the following measurements: 4-20mA, Amp Hour (Ah), Barometric Pressure, DC Voltage, Kilowatt Hours (kWh), Leaf Wetness, Light Intensity, Power Factor (PF), Pulse Input, Rainfall, Relative Humidity, Soil Moisture, Temperature, Volt-Amp Reactive, Volt-Amp Reactive hour, Volt-Amps (VA), Water Flow, Watt Hours (Wh), Watts (W) and Wind
Operating range: -20° to 50°C (-4° to 122°F) with alkaline batteries, -40° to 70°C (-40° to 158°F) with lithium batteries
Sensor inputs: Up to four smart sensors (including multiple-parameter sensors)
Communication: 3.5 mm serial port
Dimensions: 8.9 cm H x 11.4 cm D x 5.4 cm W (3.5 x 4.5 x 2.125 inches)
Weight: 0.36 kg (0.8 lb)
Memory: 512K nonvolatile flash data storage
Memory modes: Stop when full, wrap around when full
Operational indicators: Seven lights provide logging and sensor network status
Logging interval: 1 second to 18 hours, user-specified interval
Battery life: 1 year typical use (up to 4 sensors with 1 minute or longer logging interval)
Battery type: Four standard AA alkaline batteries included (for operating conditions -20° to 50°C [-4° to 122°F]); optional AA lithium batteries available for operating conditions of -40° to 70°C (-40° to 158°F)
Time accuracy: 0 to 2 seconds for the first data point and ±5 seconds per week at 25°C (77°F)
Data type: Supports measurement averaging based on availability of supporting data from sensor
Logger start modes: Immediate, push-button, or delayed start options
Data communication: Current reading while logging, offload while logging, or offload when stopped
Environmental rating: Weatherproof, with GoreTM Vent for deployment in harsh weather conditions; tested to NEMA 4X and IP66.
Mounting: Mount vertically on flat surface 18 cm (3.5 inches) or wider; optional mast mounting kit for use on 4.1 cm (1 5/8 inches) diameter masts
Enclosure access: Cover secured by four screws
Sensor network cable length: 100 m (328 ft) maximum