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5
2
Product information
2.1
Specifications
Resolution
20 bits (16.25 NFR)
Thermocouple types
B,E,J,K,N,R,S,T
Number of input channels
8
Conversion time - per active channel
100 ms
Conversion time - CJC
100 ms
Uncalibrated accuracy
The sum of ±0.2% and ±0.5°C
Full scale input
±70 mV
Common mode range
±7.5 V
Overvoltage protection
±30 V
Input impedance
2 MW
Input connectors
8 x miniature thermocouple
Output connector
USB upstream connector
Power requirements
No power supply required
Environmental conditions
0 to 50°C, 25% to 75% humidity
Quoted accuracy over 20 - 30°C
NOT water-resistant
Note: The resolution and accuracy depend upon the thermocouple type and the
temperature range. Below is a list of the thermocouples and temperature ranges
supported by the USB TC-08.
Actual measurable range
Theoretical ranges
CJC
-5°C to 70°C
N/A
Type B
20°C to 1820°C (CJC must be
>20°C)
0°C to 1820°C
Type E
-270°C to 910°C
-270°C to 1000°C
Type J
-210°C to 1200°C
-210°C to 1200°C
Type K
-270°C to 1370°C
-270°C to 1370°C
Type N
-270°C to 1300°C
-270°C to 1300°C
Type R
-50°C to 1760°C
-50°C to 1760°C
Type S
-50°C to 1760°C
-50°C to 1760°C
Type T
-270°C to 400°C
-270°C to 400°C