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Light On/Off Data Logger

The HOBO Light On/Off data logger monitors indoor light changes with an internal sensor and records light on and off conditions, making it ideal for building energy audits and light usage analysis.
The HOBO UX90-002 Light On/Off Data Logger is available in a standard 128 KB memory model (UX90-002) capable of 84,650 measurements and an expanded 512KB memory version (UX90-002M) capable of over 346,795 measurements.
Download the specification documents
Data Sheet User ManualHighlighted Features
- Auto-calibration of ON and OFF thresholds ensures reliable readings
- User adjustable sensitivity control for low/high light level conditions
- Highly recommended light pipe accessory eliminates effects of ambient light to ensure the most accurate readings
- Compatible with HOBOware and HOBOware Pro software for logger setup, graphing and analysis
In what environment does this data logger operate?
What measurements does this data logger support?
The UX90-002 data logger supports the following measurement: Light On/Off