HOBO Temperature/Relative Humidity/Light/External Data Logger - U12-012

IMPORTANT:
HOBO data loggers requires HOBOware software (USB interface cable included w/CD purchase) and a communications device. See compatible items below.
$140
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U12-012 Data Logger Product Video
Temperature/Relative Humidity/Light/External

Measure temperature, relative humidity, light intensity, and more with the HOBO U12-012. With 12-bit resolution measurements, this data logger gathers a range of recorded data and stores 43,000 measurements.

Environment:
The U12-012 Data Logger is for use in Indoor environments

Measurements:
The U12-012 Data Logger supports the following measurements (some sensors sold separately):
Temperature • Relative Humidity • 4-20mA • AC Current • AC Voltage • Air Velocity See more
IMPORTANT:
HOBO data loggers requires HOBOware software (USB interface cable included w/CD purchase) and a communications device. See compatible items below.
Temperature/Relative Humidity/Light/External

Measure temperature, relative humidity, light intensity, and more with the HOBO U12-012. With 12-bit resolution measurements, this data logger gathers a range of recorded data and stores 43,000 measurements.

Environment:
The U12-012 Data Logger is for use in Indoor environments

Measurements:
The U12-012 Data Logger supports the following measurements (some sensors sold separately):
Temperature • Relative Humidity • 4-20mA • AC Current • AC Voltage • Air Velocity • Carbon Dioxide • Compressed Air Flow • DC Current • DC Voltage • Gauge Pressure • Kilowatts (kW) • Light Intensity • Volatile Organic Comp.

  • 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

To see the full specifications for this product, please see our product manual found under the documentation tab.

Measurement range:
U12-012 Plot ATemperature: -20° to 70°C (-4° to 158°F)
RH: 5% to 95% RH
Light intensity: 1 to 3000 footcandles (lumens/ft2) typical; maximum value varies from 1500 to 4500 footcandles (lumens/ft2)
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), see Plot A
RH: ±2.5% from 10% to 90% RH (typical), to a maximum of ±3.5%, see Plot B
U-12-011 Plot B RH Accuracy Light intensity: Designed for indoor measurement of relative light levels, see Plot D for light wavelength response
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
RH: 0.03% RH

Sample Rate:
1 second to 18 hours, user selectable

Drift:
U12-012 Plot C Temperature: 0.1°C/year (0.2°F/year)
RH: <1% per year typical; RH hysteresis 1%

Response time in airflow of 1 m/s (2.2 mph):
Temperature: 6 minutes, typical to 90%
RH: 1 minute, typical to 90%

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

Operating temperature:
Logging: -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing)
U12-012 Plot DLaunch/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 The CE Marking identifies this product as complying with all relevant directives in the European Union (EU).

Software
Part Number
Description
Price
Qty
Graphing and Analysis
HOBOware Pro Mac/Win (USB cable included)
$99
HOBOware Pro - Mac/Win Data Logger Software - Download Only
$75
Compatible Sensors
Part Number
Description
Price
Qty
4-20 mA
4-20 mA cable
$25
AC Current
2 - 20 Amp split-core AC current sensor
$90
5 - 50 Amp split-core AC current sensor
$90
10 - 100 Amp split-core AC current sensor
$90
20 - 200 Amp split-core AC current sensor
$115
60 - 600 Amp split-core AC current sensor
$115
AC Voltage
ConLab 0-150 Volt AC Transmitter
$139
ConLab 0-300 Volt AC Transmitter
$139
Items used with above items
4-20 mA cable
$25
Air Velocity
Air Velocity Sensor - .15 - 5 m/s (30 - 985 fpm)
$375
Air Velocity Sensor - 0.15 - 10 m/s (30 - 1969 fpm)
$375
Air Velocity Sensor - 0.15 - 5 m/s (30 - 985 fpm)
$280
Air Velocity Sensor - 0.15 - 10 m/s (30 - 1969 fpm)
$280
Items used with above items
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
External input cable providing analog sensor input of 0-5 Vdc max.
$12
Carbon Dioxide
Telaire 7001 CO2 Sensor
$465
Items used with TEL-7001
Sensor output cable for U12 loggers
$29
Compressed Air Flow Meter
Compressed Air Flow Meter - 1 - 80 SCFM
$495
Compressed Air Flow Meter - 3 - 350 SCFM
$629
Items used with above items
4-20 mA cable
$25
DC Amperage
Split-Core Bi-Polar DC Transducer
$229
Items used with T-VER-971BP-200
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
4-20 mA cable
$25
Split-Core 200A DC Transducer
$205
Items used with T-VER-H970-200
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
External input cable providing analog sensor input of 0-5 Vdc max.
$12
DC Voltage (0-2.5v, 5v, 10v)
External input cable providing analog sensor input of 0-24 Vdc max.
$12
DC Voltage (0-2.5v, 5v, 10v)
Voltage Input Cable - 0-2.5 Vdc
$10
External input cable providing analog sensor input of 0-10 Vdc max.
$12
External input cable providing analog sensor input of 0-5 Vdc max.
$12
Differential Air Pressure
Differential Air Pressure Transducer
$220
Differential Air Pressure Transducer
$195
Items used with above items
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
External input cable providing analog sensor input of 0-5 Vdc max.
$12
Gauge Pressure
Ashcroft Gauge Pressure Sensor/100-psig
$190
Ashcroft Gauge Pressure Sensor/200-psig
$190
Ashcroft Gauge Pressure Sensor/500-psig
$190
Items used with above items
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
External input cable providing analog sensor input of 0-5 Vdc max.
$12
Power
Veris 480 V, 100 Amp Kilowatt Transducer
$815
Items used with T-VER-8044-100
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
4-20 mA cable
$25
Temperature
Air/Water/Soil Temperature Sensor (1' cable)
$35
Air/Water/Soil Temperature Sensor (20' cable)
$44
Air/Water/Soil Temperature Sensor (50' cable)
$50
Stainless Steel Temperature Probe (6' cable)
$87
Air/Water/Soil Temperature Sensor (6' cable)
$39
Temperature Sensor (6' Sensor)
$39
VOC
Volatile Organic Compound (VOC) Sensor
$2995
Items used with T-ION-TVOC
AC Power Adapter for 3rd Party Sensors up to 400mA @12vdc
$29
4-20 mA cable
$25
Communications
Part Number
Description
Price
Qty
Connection Cables
USB Cable
$10
Data Offload - Base Stations - Shuttles
HOBO U-Shuttle
$281
Maintenance
Part Number
Description
Price
Qty
Batteries
Replacement batteries (Pack of 5)
$12
Accessories
Part Number
Description
Price
Qty
Carrying Case
Pelican Case
$245
Compliance Certificate
Compliance Certificate
$25
NIST Certification
Setup Charge for NIST Traceable Certification
Please call 1-800-564-4377 to place an order.
NIST testing usually takes between 1-2 weeks.
NIST Temperature point certification
Please call 1-800-564-4377 to place an order. NIST testing usually takes between 1-2 weeks.
Documentation for the U12-012

 
U12-012 non-CE Compliant Manual


 
U12-012 CE Compliant Manual