Voltage data logger measures and stores values on its own. User can easily set up the logging rate and start time, and download the stored data by plugging the module straight into a PCs USB port. Data can then be graphed, printed and exported to other applications.Status indication is via flashing red and green LEDs.

• Voltage USB data logger
• Measures 0 - 30 V DC
• 32000 Measured avlues in memory
• Resolution 100mV DC
• Accuracy ±1%
• Sampling 1 s, 10 s, 1 min, 5 min, 30 min, 1h, 6h, 12h 
• Configuration software
• User-selectable alarm thresholds
• LEDs indicate logger status
• Windows 2000, XP or Vista(32-bit) compatible 
• IP67 protection
• Lithium battery 1/2 included

Data sheet here

Varasto/lager: