- For calibrating the accuracy of the FM35 Thermometer
- Remove your temperature probe from the thermometer and plug the test cap in to the probe port
- Switch on the thermometer and the thermometer display should read within °C of -18°C
- Use with different temperature range test caps for a calibration test across hot and cold temperatures
The Digitron FM35CC1 Calibration -18°C Test Cap is used with FM35 thermometer only. A simple method for testing the accuracy of your thermometer.