>> Monitor LED, flourescent, HID, Incandescent and Natural Light Using Internal Sensor
>> Stores 86,650 or 346,795 (w/ Extended Memory Option) Measured Readings
>> Measurement Range of Greater than 65 Lux
>> Includes Command™ Strip, Double-Sided Tape and Hook & Loop Strap
The HOBO® Time of Use Light Usage Logger has an integrated light sensor and monitors changes in indoor light. ON/OFF state changes are recorded to internal memory for use in building energy audits and light usage analysis. This compact logger has a large easy to read LCD screen for checking status and use in the auto calibration process. Available in two memory configurations, the base model will store 84,650 samples and the expanded memory model will store 346,795 samples.
The HOBO® Light Data Logger System Requires:
>> HOBOWare Software (Version 3.3+)
Light Use Data Logger Specifications
| Data Channels | 1 Internal Light On/Off Sensor |
| Light | Threshold: > 65 lux Type: LED, CFL, Flourescent, HID, Incandescent, Natural |
| Data Storage Capacity | UX90-002: 84,650 Measurements UX90-002M: 346,795 Measurements |
| Download Time | UX90-002: 10 Seconds When Full UX90-002M: 30 Seconds When Full |
| Power Source | (1) CR2032 Lithium Coin Cell Battery |
| Battery Life | 1 Year Note: Logging @ 1 Minute and Normally Open Contacts |
| LCD Display | Readings Visible in 0°C to 50°C (32°F to 122°F) Range Note: Display may React Slowly or Go Blank in Temperatures Outside Range Display Shows: Logger Status; Battery Level Status; Storage Capacity; Light Status; Calibration Status; Light Signal Strength; Current Time |
| Communication Type | USB Cable Connects Data Logger to PC Computer |
| Operating Range | Temperature: -20°C to 70°C (-4°F to 158°F) Humidity:0 to 95% RH (Non-Condensing) |
| Time Accuracy | ±1 Minute per Month @ 25°C (77°F) |
| Software Compatibility | Windows: XP, Vista and Windows 7 (32-bit and 64-Bit) Mac: OS X 10.5.x, 10.6.x and 10.7.x |
| Standards Compliance | CE, IP50 |
| Weight | 23 g (0.81 oz) |
| Dimensions | 3.66 cm x 5.94 cm x 1.52 cm (1.44" x 2.34" x 0.6") |
| Part # | UX90-002 |
| Base Price | |
| Data Storage Capacity |
HOBOWare Software is Required with the HOBO Time of Use Light On/Off Data Logger
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HOBOware Lite Software Kit >> Logger Management, Data Graphing and Data Analysis
>> Includes Software, USB Interface Cable and Getting Started Guide >> Compatible with Windows and Mac Operating Systems |
Part #: BHW-LITE-CD | ||||||
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HOBOware Pro Software Kit >> Logger Management, Data Graphing and Data Analysis
>> Includes Software, USB Interface Cable and Getting Started Guide >> Compatible with Windows and Mac Operating Systems >> Supports Data Shuttles, Data Assistants, Plugins and Weather Stations |
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Documentation (pdf)
UX90 Light Usage Data Logger User Manual
HOBO® UX90 Series Time of Use Data Loggers