HOBO Temperature/Relative Humidity/2 External Channel Data Logger

The HOBO U12-013 data logger has a built in temperature and relative humidity sensor along with 2 external channels for a wide range of energy and environmental sensors.

  • Product Name:Temperature/Relative Humidity/2 External Channel Data Logger
  • Item No.:U12-013
  • Manufacturers:ONSET
  • Country of Origin:USA

The HOBO U12-013 data logger has a built in temperature and relative humidity sensor along with 2 external channels for a wide range of energy and environmental sensors. This product can store up to 43,000 measurements of 12-bit resolution readings.


Highlighted Features

  • 12-bit resolution provides high accuracy

  • Large memory for long-term deployments or fast sampling

  • 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


In what environment does this data logger operate?

This data logger operates in an indoor environment.


What measurements does this data logger support?

The U12-013 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), Relative Humidity, Temperature and Volatile Organic Comp.


Measurement Range

Temperature: -20° to 70°C (-4° to 158°F)

RH: 5% to 95% RH

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); 4-20 mA (w/CABLE-4-20MA)

Accuracy

Temperature: ±0.35°C from 0° to 50°C (±0.63°F from 32° to 122°F)

RH: ±2.5% from 10% to 90% RH (typical), to a maximum of ±3.5%, see Plot B in manual

External input channel (see sensor manual): ± 2 mV ± 2.5% of absolute reading

Resolution

Temperature: 0.03°C at 25°C (0.05°F at 77°F), see Plot A in manual

RH: 0.05% RH

Sample rate: 1 second to 18 hours, user selectable

Drift

Temperature: 0.1°C/year (0.2°F/year)

RH: <1% per year typical; RH hysteresis 1%

Time accuracy: ± 1 minute per month at 25°C (77°F), see Plot C in manual

Response time in airflow of 1 m/s (2.2 mph)

Temperature: 6 minutes, typical to 90%

RH: 1 minute, typical to 90%

Operating temperature

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

Battery life: 1 year typical use

Memory: 64K bytes (43,000 12-bit measurements)

Weight: 46 g (1.6 oz)

Dimensions: 58 x 74 x 22 mm (2.3 x 2.9 x 0.9 inches)

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