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LabJack Product Comparison Table

Product Comparison

T-Series

UD Series
Legacy
U3-LV U3-HV U6 U6-Pro T4 T7 T7-Pro
Voltage Range[1] 0-2.4V ±10V [1] ±10V ±10V ±10V[4] ±10V ±10V
Analog Inputs 16 16 14 14 12 14 14
Effective Resolution [2] 12 bits 12 bits 16 bits 22 bits 12 bits 16 bits 22 bits
Digital I/O 20 16 20 20 16 23 23
Logic Level 3.3V 3.3V 3.3V 3.3V 3.3V 3.3V 3.3V
Analog Outputs 2 2 2 2 2 2 2
Counters Up to 2 Up to 2 Up to 2 Up to 2 Up to 10 Up to 10 Up to 10
USB Yes Yes Yes Yes Yes Yes Yes
LJTick Compatible Yes Yes Yes Yes Yes Yes Yes
Internal Temp Sensor Yes Yes Yes Yes Yes Yes Yes
Thermocouple Ready [3] No No Yes Yes No Yes Yes
Ethernet No No No No Yes Yes Yes
Modbus TCP No No No No Yes Yes Yes
Scripting No No No No Yes Yes Yes
Wireless No No No No No No Yes
Real-time Clock No No No No No No Yes
OEM Version Yes Yes Yes Yes Yes Yes Yes
Recommended [5] Yes Yes Yes Yes Yes Yes Yes
[1] Can be configured for -10V to +20V range.
[2] According to actual measured data, see related Noise and Resolution (App Note)
[3] If not thermocouple ready, can purchase an amplifier like the LJTick-InAmp, see related Thermocouples (App Note)
[4] The T4 has 4 high voltage (±10V) and up to 8 low voltage (0-2.5V) analog input lines
[5] The U12, UE9, and UE9-Pro are older devices and are not recommended for most new applications. Consider using the T4, T7, U3, or U6.

For more details, see the comparison page.