Welch Allyn 9600 Plus Calibration Tester - User Manual - Manual (Page 23)

Directions for Use Chapter 3 Operation 17
7. Wait one full minute before taking another reading with the
same thermometer. Repeated measurements in short
sequence may cause higher readings.
8. The device will exit CAL mode after four minutes.
9. Test all available thermometers for calibration verification at
the current Calibration Set Point Temperature. Proceed to the
next Calibration Set Point Temperature, see
"Changing the
Calibration Set Point Temperature" (page 19) .
Braun ThermoScan Pro 3000 Model
Caution Store thermometers for testing in the same
room as the 9600 Plus Calibration Tester for
approximately 30 minutes prior to testing to allow for
thermal accommodation.