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8. Operation (Cont.)
START THE OPERATION
Press the Select button to select the desired parameters. The parameters can be modified when the value is flashing.
Rotate the Adjustment Knob clockwise to increase parameter value. Rotate the Adjustment Knob counter clockwise to
decrease parameter value. Rotate the Adjustment Knob faster and the parameter value will increase faster. The minimum
speed increment is 10 rpm, the minimum time increment is 1 second.
1. Set the speed
• Press the Select button until the speed rpm is displayed.
• When the Speed button is selected, the speed symbol will flash the speed value.
• The minimum speed value you can set is 500rpm; the minimum increment is 100 rpm.
• Rotate the Adjustment Knob clockwise to increase speed value. Rotate the Adjustment Knob anti-clockwise to
decrease speed value.
• There is a circulating function to increase/decrease the speed values. Rotate the Adjustment Knob clockwise to
change settings from small » large » maximum » minimum. Rotate the Adjustment Knob anti-clockwise to change
settings from large » small » minimum » maximum.
2. Set the time
• Press the Select button, the time value flashes in the time setting mode.
• Rotate the Adjustment Knob to set the running time from 30 seconds up to 99 minutes.
• When the time displays HD, the centrifuge is in continuous running mode.
3. Set the temperature (GCM-R-24)
• Press the Select button, the temperature value will flash into temperature set mode.
• Rotate the Adjustment Knob, and input a temperature value ranging from -20ºC to 40ºC.
• When the Temperature Symbol flashes, this indicates the refrigeration system is running, not flashing indicates the
refrigeration is not running.
4. Press the
Start / Stop
button to start running
• The lid must be locked before rotor starts rotating.
• The timer will begin counting down once the speed setting value is reached, the screen then displays the
remaining run time.
5. View and modify the operation programs
• Pressing the Select button returns the display to the programming interface and displays program setting. Press the
Select button to the desired program. When flashing, rotate the Adjustment Knob to modify values. Release the
button after 5 seconds, and the centrifuge will return to normal operation mode and run according to the new value.
• If the set time value has been modified, the operation time is not affected and will continue.
6. Warning display
• If an error occurs during operation the centrifuge will brake to stop automatically and then display the error code on the
time/display area. The error code can be checked in table 10-1, and corrective actions can be performed accordingly.
