Heidolph LABOROTA 20 compact and safety - Manual (Page 100)

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23. Display ramp values
Ramp values once programmed can be displayed and edited.
Hit Ramp key; Ramp on LED illuminates. Press the Select key (Time) until Set Ramp Value
LED illuminates.
First programmed time 00:00 and corresponding value are displayed.
Void parameters are marked OFF.
More times and programmed values are displayed with the Set keys.
24. Edit ramp values
To edit a value, select with Select key.
Now edit value with the Set keys.
Accept new value by pressing the Select key once more.
Program more times: refer to para. 1, set ramp values.
25. Start ramp function
Program ramp values as described in 1).
Press Ramp key, Ramp on LED illuminates.
Hit Auto Start Stop key, Auto Start Stop LED illuminates.
The following functions are started:
lift UP
rotation ON
vacuum ON
heater ON
All values programmed for a ramp are controlled automatically.
Display shows time elapsed from START.
Values between times programmed are interpolated.
26. Discontinue ramp function
Ramp function may be discontinued any time.
To discontinue hit the Ramp key, Ramp LED dims.
The very last ramp function values are kept.
A ramp once programmed will be kept in memory even during power-off times and can be
used and edited all the time.
27. Delete ramp
Ramp LED and Set Ramp Value LED must illuminate.
Press both SET keys
at the same time and hold. After 5 seconds, “del” appears for 3 seconds,
a buzzer sounds.
The ramp has been deleted.
With the ramp function activated, it is not possible to also activate the timer function! If the
timer function is activated during the ramp function, the ramp function will be switched off and
the current values of Set Vac, Set Bath, Set Speed, and Set

T auto are accepted as Set-
values. These can then naturally be changed.