Probe Reading Showing “N/A”
If your Temp Stick PRO is showing "N/A" for the probe temperature, this can be due to 1 of 3 reasons:
![Reasons why your Temp Stick PRO probe readings are showing N/A](https://tempstick.com/wp-content/themes/tempstick/assets/images/temp-stick/troubleshooting/temp-stick-v2-pro-probe-reading-na-slim.jpg?t=1704918013)
![Make sure the thermocouple probe is connected to the Temp Stick](https://tempstick.com/wp-content/themes/tempstick/assets/images/temp-stick/troubleshooting/temp-stick-v2-pro-probe-not-connected.jpg?t=1704918013)
#1 - The thermocouple probe is not connected to the Temp Stick and probe support is enabled.
![Align the positive and negative connections of the probe properly on the Temp Stick](https://tempstick.com/wp-content/themes/tempstick/assets/images/temp-stick/troubleshooting/temp-stick-v2-pro-alignment-of-tc.jpg?t=1704918013)
#2 - The positive (+) and negative (-) connections are not aligned properly
![The operating range of the Temp Stick PRO probe is -238°F to 500°F](https://tempstick.com/wp-content/themes/tempstick/assets/images/temp-stick/tempstick-pro-probe-range-t-type.jpg?t=1703715940)
#3 - The probe is operating outside the specified temperature range of -238°F to 500°F