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Measurement Computing USB-TC-AI Thermocouple and Voltage Data Acquisition DAQ Module

8 Channel Thermocouple and Voltage USB Data Acquisition DAQ Module

Part Number: USB-TC-AI

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  • (8) 24-Bit Analog Inputs for Voltage and Thermocouple Sensor Probes

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

  • +/- 10 Volt Measurement Range Input

  • 2 Samples/second per Input Sampling Rate

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

Special order - please allow 2-4 weeks for this item to ship.


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


Measurement Computing USB-TC-AI Data Acquisition DAQ Module Specifications

Analog Input Number of Channels: 4 Differential and Single-Ended (Voltage); 4 Differential (Thermocouple)
Resolution: 24-Bits
A/D Converter: Dual 24-Bit Sigma-Delta
Throughput Rate: 2 Samples/second per Channel
Input Isolation: 500 Volts DC Min
NOTE: Between Field Wiring and USB Interface
Channel Configuration: Thermocouple Sensor Input, Software Programmable to Match Sensor Type; Voltage Input
Input Impedance (Thermocouple): 5 GΩ (Power On); 1 MΩ (Power Off)
Input Impedance (Voltage): 10 GΩ (Power On); 2.4 kΩ (Power Off)
Input Coupling: DC
Analog Input Ranges Thermocouple: ±0.080 Volts
Voltage: ±10 Volts; ±5 Volts; ±2.5 Volts; ± 1.25 Volts - Software Selectable
Compatible Sensors Thermocouple Type J: -210°C to 1200°C
Thermocouple Type K: -270°C to 1372°C
Thermocouple Type R: -50°C to 1768°C
Thermocouple Type S: -50°C to 1768°C
Thermocouple Type T: -570°C to 400°C
Thermocouple Type N: -570°C to 1300°C
Thermocouple Type E: -570°C to 1000°C
Thermocouple Type B: 0°C to 1820°C
Digital Input/Output Digital Type: 5 Volt CMOS
Number of Input/Outputs: 8
Configuration: Independently Configured for Input or Output; Power On Reset is Input Mode
Digital Input Transfer Rate (Software Paced): 50 Port Reads or Single Bit Reads per Second Typical
Digital Output Transfer Rate (Software Paced): 100 Port Writes or Single Bit Writes per Second Typical
Input High Voltage: 2.0 Volts (Min); 5.5 Volts (Max)
Input Low Voltage: 0.8 Volts (Max); -0.5 Volts (Min)
Output High Voltage: 0.7 Volts Max
Output Low Voltage: 3.8 Volts Min
Counter Input Number of Channels: 1
Resolution: 32-Bits
Counter Type: Event Counter
Input Type: TTL, Rising Edge Triggered
Schmitt Hysteresis: 20 mV to 100 mV
Counter Read Rates (Software-Paced): 33 to 1000 Reads per Second, Software Dependent
Counter Writes Rates (Software-Paced): 33 to 1000 Writes per Second, Software Dependent
Input High Voltage: 4.0 Volts Min., 5.5 Volts Absolute Max.
Input Low Voltage: 1.0 Volts Max., -0.5 Volts Absolute Min.
Input Bandwidth (-3 dB): 1 MHz
Input Capacitance: 25 pf
Input Leakage Current: ±1.0 µA Typical
Input Frequency: 1 MHz Max.
Pulse Width (High and Low): 500 ns
USB Communications Type: USB 2.0 Full-Speed
Compatibility: USB 1.1 and USB 2.0
Cable Type: Standard A-B Cable
Cable Length: 5 Meters Max
Power: Self-Powered (No USB Current Consumed)
Power Source 5 Volts DC, 10 W Power Supply (Included)
Operating Range Temperature: 0° to 55°C
Humidity: 0 to 90% RH Non-Condensing Max
Storage Range Temperature: -40°C to 85°C
Humidity: 0 to 90% RH Non-Condensing Max
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 (5.0" x 3.5" x 1.4")

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