U3
The U3 is LabJack's most affordable data acquisition device.
U3-LV (Low Voltage)
- 16 Flexible I/O (Digital Input, Digital Output, or Analog Input)
- Up to 2 Timers (Pulse Timing, PWM Output, Quadrature Input, ...)
- Up to 2 Counters (32-Bits Each)
- 4 Additional Digital I/O
- Up to 16 12-bit Analog Inputs (0-2.4 V or 0-3.6 V, SE or Diff.)
- 2 Analog Outputs (10-Bit, 0-5 volts)
- Supports SPI, I2C, and Asynchronous Serial Protocols (Master Only)
- First 4 Flexible I/O are Changed to Dedicated HV Analog Inputs.
- 4 HV Inputs have ±10 Volt or -10/+20 Volt Range.
- 12 LV Inputs (Flexible I/O) Still Available, for 16 Total Analog Inputs.
Buy
Quantity Pricing
| Quantity | Price Per U3-LV | Price Per U3-HV |
| 1-9 | $108 | $114 |
| 10-29 | $96 | $100 |
| 30-99 | $84 | $88 |
| 100+ | $74 | $78 |
Hardware Specs
The U3 hardware specifications page has a detailed list of features.
UD Series Software Options
- Sample Applications: LJControlPanel (part of the normal Windows installation) has a test panel where you can view all inputs and manually control all outputs. LJLogUD collects analog input data in command/response mode (generally 100 Hz or slower), displays it on screen, and writes it to file. LJStreamUD collects analog input data in stream mode (generally 10 Hz or faster), displays it on screen, and writes it to file.
- Programming: If you know any language we probably support it. This includes C, C++, C#, Delphi, Java, LabVIEW, LabWindows/CVI, MATLAB, Python, and Visual Basic (VB6/VB.NET). Start on our UD Series Programming page.
- DAQFactory: DAQFactory is measurement and automation software from Azeotech, that allows non-programmers to make custom applications. Start on our DAQFactory page.
- CloudDot: For applications at about 1 Hz or slower, our CloudDot system is a great way to do everything online. Get started for free at cloud.labjack.com.
All of these are free, at least to start. There are paid options available for DAQFactory and CloudDot.
Support Guide and Forum
The U3 Support Guide and Forum are available for technical support.
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