Highlighted Features

    Weatherproof enclosure
    12-bit resolution provides high accuracy
    Programmable and push-button start
    Direct USB interface for fast data offload
    Compatible with Onset’s HOBO U-Shuttle for convenient data transport
    Compatible with HOBOware and HOBOware Pro for logger setup, graphing and analysis



The U12-008 data logger supports the following measurements: 4-20mA, AC Current, AC Voltage, Air Velocity, Carbon Dioxide, Compressed Air Flow, DC Current, DC Voltage, Gauge Pressure, Kilowatts (kW), Temperature and Volatile Organic Comp.

Analog channels:
0 to 2.5 Vdc (w/CABLE-2.5-STEREO); 0 to 5 Vdc (w/CABLE-ADAP5); 0 to 10 Vdc (w/ CABLE-ADAP10); 0 to 24 Vdc (w/CABLE-ADAP24)

Accuracy (logger only):
  ± 2 mV ± 2.5% of absolute reading
  ± 2 mV ± 1% of reading for data logger-powered sensors

Resolution: 0.6mV
Sample Rate: 1 second to 18 hours, user selectable
Time accuracy: ± 1 minute per month at 25°C (77°F), see Plot A in manual
Operating range: -20 to 70°C (-4° to 158°F)
Weatherproof case: tested to NEMA 6 standard

Operating temperature
Logging: -20° to 70°C (-4° to 158°F)
Launch/readout: 0° to 50°C (32° to 122°F), per USB specification

Battery life: 1 year typical use. The logger requires one 3-Volt CR-2032 lithium battery.
Memory: 64K bytes (43,000 12-bit measurements)
Weight: 200 g (7 oz)
Dimensions: 140 x 137 x 32 mm (5.5 x 5.38 x 1.25 inches)

The CE Marking identifies this product as complying with all relevant directives in the European Union (EU).