Description
The HOBO H21-002 Micro Station Data Logger offers reliable monitoring performance at industry leading prices. Designed for stand-alone data logging applications, the 4-channel HOBO Micro Station accepts Onset’s full suite of plug-and-play Smart Sensors, and is battery-powered for up to one year.
The H21 supports measurements of temperature, relative humidity, dew point, wind speed, wind direction, rainfall, soil moisture, solar radiation, PAR, barometric pressure, leaf wetness, 4-20mA, voltage input, pulse input, light intensity.
Технические характеристики
Features
- Improved weatherproof enclosure for harsh environments
- 512K non-volatile flash data storage
- Up to four Smart Sensors
- Up to 2 DC voltage or 4-20mA input adapters
- Logging intervals: 1 second to 18 hours, user-specified interval
- Operating range:
- -4 to 122°F (-20 to 50°C) with alkaline batteries
- -40 to 158°F (-40 to 70°C) with lithium batteries
- RS-232 via 3.5 mm serial port communications
