Committed to serve your data logging needs!

We, Auro Electronics (India) Pvt. Ltd., are manufacturing Digital Panel Meter since 1981. Our passion for quality has been appreciated. Our DPM's have been the winners of prestigious "WISITEX" award. ....
 2 Channel Low Pressure Differential Data Logger
 2 Channel Temperature (Thermistor) Data Logger
 3 Channel Temperature (Thermocouple) Data Logger
 4 Channel AC Current Data Logger
 4 Channel Pressure, Temperature and Relative Humidity Data Logger
 4 Channel Temperature and Relative Humidity Data Logger
 8 Channel AC Current and Voltage Data Logger
 8 Channel Process Signal Data Logger
 8 Channel Temperature (Thermistor) Data Logger
 8 Channel Temperature (Thermocouple) Data Logger
 CO2 Monitor
 Data Acquisition System
 Data Loggers
 Digital Panel Meters
 EasyLog USB Data Loggers
 HOBO U20 Water Level Data Logger
 Humidity Data Loggers
 Integrated Pest Management Tools
 Light Loggers
 Multi-Channel, Configurable, 12-Bit Data Loggers
 Nutrient Management Tools
 SMS and GPRS Notification System (Qanuk)
 Soil and Water.
 Temperature Loggers
 Temperature, Humidity & Presure Transmitters
 USB Water Quality Sensors
 WatchDog Sensors and Accessories
 Weather & Environmental Monitoring
U12 Temp/RH/2 External Channel Logger
Manufacturer : Onset Computer Corp.

Onset HOBO Logger with 4 Channels: Temperature, Humidity and 2 External Input Channels

 >> Temperature, Humidity with 2 External Analog Inputs for Current or DC Voltage Measurement
>> 0 to 2.5 Volts DC, 0 to 5 Volts DC (w/ #CABLE-ADAP5), 0 to 10 Volts DC (w/ #CABLE-ADAP10) Measurement Ranges
>> -20°C to 70°C (Temperature); 0 to 95% RH (Humidity); 1 to 3000 lumens/ft2 (Light) Operating Ranges
>> Stores up to 43,000 Measured Samples/Readings
>> Sampling Rate of 1 Second to 18 Hours Adjustable by User
>> 1 Year Replaceable Battery Life
>> Requires HOBOWare Software and USB Cable Kit for Operation
>> Includes Mounting Kit w/ Magnet, Hook & Loop Tape, Tie-Wraps and 2 Mounting Screws

NOTE: NIST Calibration is available.
Large Quantity Discounts Are Available!

Temperature/Humidity and External Input Logger Specifications

Data Storage Capacity 43,000 12-bit Samples/Readings
Sampling Rate 1 Second to 18 Hours (User-Selectable via Software)
Temperature Range: -20°C to 70°C (-4°C to 158°F)
Accuracy: ±0.35°C (±0.63°F) @ 0°C to 50°C (32°F to 122°F)
Resolution: 0.03°C @ 25°C
Drift: 0.1°C/Year (0.2°F/Year)
Humidity Range: 5% to 95% RH
Accuracy: ±2.5% (10% to 90% RH)
Resolution: 0.03% RH
Drift: <1% per year typical; RH Hysteresis 1%
Analog Range: 0 to 2.5 VDC (w/ #CABLE-2.5-STEREO); 0 to 5 VDC (w/ #CABLE-ADAP5) and 4-20mA (w/ #CABLE-4-20MA)
Accuracy: ±2 mV ± 2.5% of Absolute Reading
Resolution: 0.6 mV (12 bit)
Drift: 0.6 mV (12 bit)
Response Time
(airflow: 1m/s)
Temperature: 6 Minutes, typical to 90%
Humidity: 1 Minute, typical to 90%
Time Accuracy ±1 Minute per Month at 25°C (77°F)
Operating Temperature Logging: -20°C to 70°C (-4°F to 158°F)
Launch/Readout: 0°C to 50°C (32°F to 122°F)
Battery 3-Volt CR-2032 Lithium Battery (User Replaceable)
Battery Life Typically 1 Year
Software HOBOWare Lite or Pro Required (Sold Separately)
OS Compatibility Windows: XP, Vista and Windows 7 (32-bit and 64-Bit)
Mac: OS X 10.5 and 10.6
Standards Compliance CE
Weight 46 g (1.6 oz)
Dimensions 58mm x 74mm x 22mm (2.3" x 2.9" x 0.9")

 ACR Systems
 Auro Electronics
 Comet System
 Delphin Technology
 Lascar Electronics
 NexSens Technology, Inc.
 Onset Computer Corp.
 Spectrum Technologies