Techne TC-PLUS - Manual (Page 28)

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A new screen will open which is similar to the simple
temperature entry screen. The maximum temperature
gradient (based on the set hold temperature and the
temperature limits of the unit) will be shown.
• Enter the required value.
• Touch DEL to clear the entry.
• If an entered gradient temperature is invalid, a
prompt will indicate the acceptable range.
• Touch OK to return to the previous screen. The
temperature gradient for the step will now be
displayed.
• Touch OK again to return to the programming
screen.
• Touch Cancel to return to the programming screen
if no changes are required.
The temperature value will now appear orange in the
programming screen indicating that it contains a
modified function.
TIME ENTRY
When touching a time parameter a time entry screen will open. There are two forms of time entry
screen:
• A simple form for adjusting the time of the program parameters such as initial denaturation and
final extension.
• An advanced form when programming step hold times within a cycling stage that includes the
options for introducing incremented/decremented time, for example in long PCR.
Simple time entry
• Enter the time using the + or – buttons to increase
or decrease the number of hours, minutes or
seconds.
• Using the – button with the value set at 0 will scroll
to the maximum permitted value.
• Touching Hide Hours will remove the hour time
selector and just display selectors for minutes and
seconds.
• Once the time is correct, touch OK to return to the
previous screen.