PICO USB TC-08 User Manual (English)

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Technical reference

USBTC08044-2

3.3.4.4

usb_tc08_legacy_get_cold_junction

short usb_tc08_legacy_get_cold_junction (

long * temp,

short

handle)

This routine retrieves a cold junction temperature reading. This can also be achieved by

passing

channel = 0

usb_tc08_get_temp

. Temperatures are returned in hundredths

of a degree Celsius. Normally, you do not need to worry about the cold junction

temperature, as the driver automatically uses it to compensate thermocouples. You can,

however, use it as an indication of ambient temperature.

Arguments:

handle

- Specifies USB TC-08 unit.

temp

- Pointer to a location where the temperature reading is to

be stored.

Returns:

- Use

usb_tc08_get_last_error

- Retrieval of cold junction temperature reading successful.

3.3.4.5

usb_tc08_legacy_get_driver_version

short usb_tc08_legacy_get_driver_version (void)

This routine returns the driver version. This is useful when you need to find out if the

latest driver is being used.

Arguments:

none

Returns:

Driver version number

3.3.4.6

usb_tc08_legacy_get_version

short usb_tc08_legacy_get_version (short *

version,

short

handle)

This routine sets the 'version' variable to match the version of the USB TC-08 currently

being used.

Arguments:

handle

- Specifies the USB TC-08 unit.

version

- Pointer to a location where the version number is to be

stored.

Returns:

- Invalid handle.

- Retrieval of version number successful.

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PICO USB TC-08 Specifications

General

Number of Channels	8
Temperature Range	-270°C to +1820°C
Thermocouple Types Supported	B, E, J, K, N, R, S, T
Interface	USB
Operating System Compatibility	Windows, Linux, macOS
Operating Temperature Range	0°C to +50°C
Storage Temperature Range	-20°C to +70°C
Power Supply	USB
Sampling Rate	10 samples per second
Accuracy	±0.2°C