Takes a reading from the internal temperature sensor and returns kelvins.

• Data type: FLOAT32  (type index = 3)
• Read-only
• T8:
  • The AIN0 temperature sensor connected to an LM94021 with GS=01 located right next to the AIN0 screw terminal.
  • Minimum firmware version: 1.0000
• T7:
  • The internal temperature sensor, AIN14, is internally connected to an LM94021 (U24) with GS=10 which is physically located on the bottom of the PCB between the AIN0/1 and AIN2/3 screw-terminals.
  • Minimum firmware version: 1.0105
• T4:
  • The internal temperature sensor is internally connected to an LM94021 (U24) with GS=10 which is physically located on the top of the PCB behind the VS screw terminal of the FIO4 and FIO5 screw terminal block.
  • Minimum firmware version: 0.2020