• Measurement range: 0-30V d.c.
• Logging rates: 1 second to 12 hours
• Storage capacity: 32,510 readings
• Connection: Two screw terminals
• Interface: USB for setup and data download
• Alarm thresholds: User-programmable
• Status indication: Red and green LEDs
• Battery: Replaceable internal lithium battery

• Standard Data Logger: EL-USB-3
• Replacement Battery: BAT 3V6

• Measurement range: 0-30V d.c.
• Internal resolution: 50 mV d.c.
• Accuracy: 1% overall error
• Operating temperature: -25°C to +80°C (-13°F to 176°F)
• Battery life: 1 year (dependent on conditions)

The software is compatible with Windows 98, 2000, XP, and Vista (32-bit). It allows setup and data download for the EL-USB-3. The latest version is available at www.lascarelectronics.com.

• Logger Name
• Logging Rate (1s, 10s, 1m, 5m, 30m, 1hr, 6hr, 12hr)
• High and Low Alarms
• Start Date and Start Time

• Green single flash: Logger primed or logging in progress
• Red single/double flash: Alarm conditions or low battery
• Green double flash: Logger full
• Red/Green single flash: Logger full with alarm condition

Replace the battery every 12 months or before logging critical data. Use only 3.6V 1/2AA lithium batteries. The logger retains data when the battery is discharged or replaced, but logging stops until a new battery is installed and data is downloaded.

• Logging battery voltage
• Logging sensor voltage