Labconco CentriVap Refrigerated Centrifugal Concentrators 7310000 Series - Manual (Page 20)

Chapter 4: Using Your CentriVap Refrigerated Concentrator
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1. Display – The liquid crystal display (LCD) shows set point parameters and
actual measured conditions.
2. Program Buttons – Used to initiate the start of a run with the use of just one
button.
3. Run/Stop Button – Press this to start or stop a run.
4. Preheat/Cool Button – Used to turn on the heater or refrigeration system to
heat or cool the chamber prior to loading samples.
5. Increase Button – When pressed, the last selected set point will increase.
6. Decrease Button – When pressed, the last selected set point will decrease.
7. Set Point Select Button – To select a parameter to change, press the select
button. Arrows on the display will point to the parameter that may be altered.
Operating the CentriVap Controls
Preheat/Cool:
To preheat or precool the chamber, press the “PREHEAT/COOL” button. The
display will show:
SP: XXX ACT: XXX
Press the increase or decrease button until the desired set point (SP) is displayed.
The actual chamber temperature, (ACT) is displayed to the right. When power is
being supplied to the heaters, a bar under the actual temperature will illuminate.
The chamber will continue to maintain the set point temperature until either the
“PREHEAT/COOL” button is pressed again or the “RUN” button is pressed.
Select existing program:
Operating parameters can be stored in memory so protocols can be repeated.
Nine programs can be stored. To select a program, press the set point “SELECT”
button until arrows point to the program number indicating that this set point can
be run or altered. To change the program number, press the increase or decrease
button until the desired program number is displayed. When the program number
is changed, all its set points change also to indicate the last entered parameters for
that program.
Store frequently run protocols in program 1, 2, or 3. Then, by pressing “PROG
1,” “PROG 2” or “PROG 3,” the stored program will be initiated without having
to press any other button. Pressing just the one button starts the rotor, the heater,
refrigeration system, the timers and the vacuum pump.
Change “Temperature” Set Points:
To change the “Temperature” set point, press the set point “SELECT” button until
arrows point to the “Temperature” set point, which can be changed from -4°C up
to 99°C by pressing the increase or decrease buttons. The set point is 100°C if the
display shows “HI.” The last entered set point is stored in memory.