OHAUS Guardian 3000 Hotplate-Stirrer Manuel D'instructions page 21

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TM
Guardian Hotplate-Stirrers
4.4. Using the Single Point Calibration (SPC) Feature
4.4.1. Start a Single Point Calibration (SPC)
1. To enter the Single Point Calibration, the unit must first be in the top level of
the settings menu. Please refer to Accessing / Exiting Section for how to
enter the top level menu. Then wait for the screen to show
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2. Briefly press the left knob to enter the Calibration settings menu.

Briefly press the left knob to enter the SPC settings menu.
3.
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4. Briefly press the left knob again to change the calibration temperature.
The temperature will begin to blink to indicate that it can be modified.
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5. Rotate the left knob to scroll to the desired temperature.
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