Description
The HOBO Light On / Off data logger memantau perubahan cahaya dalam ruangan dengan sensor internal dan mencatat kondisi lampu aktif dan mati, sehingga ideal untuk membangun audit energi dan analisis penggunaan cahaya. The HOBO UX90-002 Light On / Off Data Logger tersedia dalam model memori 128 KB standar (UX90-002) yang mampu melakukan pengukuran sebanyak 84.650 dan versi memori 512KB yang diperluas (UX90-002M) yang mampu menghasilkan lebih dari 346.795 pengukuran.
Feature
- 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
Spesification
Light threshold: > 65 lux
Light type: LED, CFL, fluorescent, HID, incandescent, natural
Time accuracy: ±1 minute per month at 25°C (77°F) (see Plot A)
Battery life: 1 year typical use
Memory
UX90-002: 128 KB (84,650 measurements, maximum)
UX90-002M: 512 KB (346,795 measurements, maximum)
Download type: USB 2.0 interface
Download time: 10 seconds for 128 KB; 30 seconds for 512 KB
Logger Operating Range
Logging: -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing)
Launch/Readout: 0° to 50°C (32° to 122°F) per USB specification
LCD: LCD is visible from: 0° to 50°C (32° to 122°F); the LCD may react slowly or go blank in temperatures outside this range
Size: 3.66 x 5.94 x 1.52 cm (1.44 x 2.34 x 0.6 in.)
Weight: 23 g (0.81 oz)
Environmental rating: IP50
