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Measurement Computing USB-TC 8 Channel Thermocouple Temperature USB Data Acquisition Module

  • Measurement Computing USB-TC 8 Channel Thermocouple Temperature USB Data Acquisition Module

8 Channel Thermocouple Data Acquisition (DAQ) Module

Measurement Computing Module with Built-in Temperature Probe Accepting 8 Input Channels

Part Number: USB-TC

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  • (8) 24-Bit Analog Inputs for J, K, R, S, T, N, E, and B Type Bare Wire Thermocouple Sensor Probes

  • (2) Integrated Cold Junction Compensation (CJC) Sensors

  • An Independent Alarm for Each Input

  • (8) User-Configurable Digital I/Os Configured for Input or Output

Includes USB Cable and Measurement Computing DAQ Software Suite (DAQami, TracerDAQ, InstaCal, Universal Libraries for Windows, Android and NI LabVIEW) Available as a Download

Availability: In stock


All Calibration Orders Have a 5 to 7 Business Day Lead Time
1 Year Calibration Due Date Unless Otherwise Specified



Maximum Logging Rate/Channel 2 Samples per second
A/D Converters (4) Dual 24-bit Sigma-Delta type
Number of Channels 8 Differential Channels
Input Isolation 500 VDC minimum between field wiring and USB interface
Channel Configuration Thermocouple sensor type
Differential Input Voltage Range Thermocouple: ±0.080 Volts
Absolute Maximum Input Voltage Power On: ±25 Volt
Power Off: ±40 Volt
Input Impedance 5 Gigohm Minimum
Input Leakage Current Enabled Open Thermocouple Detect: 105 nA Maximum
Normal Mode Rejection Ratio Normal Mode: 90 dB Minimum
Common Mode: 100 dB Minimum
Resolution 24 Bits
Input Coupling DC
Warm-up Time 30 Minutes Minimum
Open Thermocouple Detect Automatically enabled when the channel pair is configured for thermocouple sensors. The maximum open detection time is 3 seconds.
CJC Sensor Accuracy 15°C to 35°C: ±0.25°C (Typical); ±0.5°C (Maximum)
0°C to 70°C: -1.0 to +0.5°C (Maximum)
Digital Input/Output Type CMOS
Number of Digital I/O 8 (DIO0 to DIO7)
Digital I/O Configuration Independently configured for input or output.
Power on reset is input mode.
Digital Pull up/Pull down Configuration All pins pulled up to +5 V via 47 K resistors (default). Pull down to ground (GND) also available.
Digital I/O Transfer Rate
(Software Paced)
Digital Input: 50 port reads or single bit reads per second typical.
Digital Output: 100 port writes or single bit writes per second typical.
Digital Input High Voltage: 2.0 V (Minimum); 5.5 V (absolute Maximum)
Low Voltage: 0.8 V (Maximum); -0.5 V (absolute Minimum)
Digital Output Low Voltage (IOL = 2.5 mA): 0.7 V (Maximum)
High Voltage (IOH = -2.5mA): 3.8 V (Minimum)
Memory Storage Format PC Memory
Power Self-Powered USB Port
Power Supply Current USB Enumeration: <100 mA
Continuous Mode: 70 mA Maximum
USB Cable Type A-B cable, UL type AWM 2527 or equivalent (min 24 AWG VBUS/GND, min 28 AWG D+/D-)
USB Cable Length 3 meters Maximum
Operating Range Temperature: 0°C to 70°C
Humidity: 0 to 90% non-condensing
Storage Range Temperature: -40°C to 87°C
Humidity: 0 to 90% non-condensing
OS Compatibility Windows 10, 8, 7 and Vista (32-Bit or 64-Bit) for Universal Library, LabVIEW
Dimensions 127mm x 88.9mm x 35.56mm

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