DNA Engine Tetrad 2 Thermal Cycler Operations Manual
5-16 Tech Support: 1-800-4BIORAD • 1-800-424-6723 • www.bio-rad.com
Begin by choosing the temperature control mode and lid control mode for the
program. Refer to the “Considerations During Program Creation” section earlier
in this chapter for information on temperature and lid control modes. The current
mode of temperature control is listed in the Control Mode field. The current mode
of lid control is listed in the Lid Mode field. To change the control or lid mode,
select the box in front of that field. In either case, the Mode Selection window
appears.
Using the Mode Selection Window
For the purposes of this example, we have decided to use Calculated for our
Temperature Control Mode.
• Select Calculated.
We have decided to use Constant for our Lid Control Mode.
• Select Constant.
Constant mode will allow the operator to set the parameters for the heated-
lid temperature as well as the temperature at which the lid will turn off.
• Select <Control Parameters>.
The Lid Constant window will appear.
Place the cursor in the Maintain lid temperature at field and select the field.
We have decided to set the lid to a constant temperature of 100°C.
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