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Step 2:
Now, open the furnace head by pressing the "Open furnace head"
key (90) and place the firing tray with the object to be fired in the
furnace.
Step 3:
6.3 Firing using an individual program
Step 1:
Select a free program.
Step 2:
To change a parameter, press the corresponding touch button. In this
way, the cursor (black frame) is positioned there. Now, the value can
be edited either with the +/- keys or the numeric keypad.
Changes made with the +/- keys are accepted immediately and do
not have to be confirmed.
If the changes are made by means of the numeric keypad, the value
range of the parameter is displayed in the bottom line. An entry
made with the numeric keypad is confirmed and completed with the
ENTER key (or the P or START keys).
If the cursor is located on one of the parameters V1, V2, pre-
vacuum, or L and the set value is 0, a note to the deactivated
function is shown in the last line 0 = Off (e.g. L = 0 means that long-
term cooling is not activated).
Step 3:
Press the START key (73) to start
the program. The green Start LED
starts flashing. The process is
indicated in the firing curve
display.
Press the START key (73) to start
the program. The process is indi-
cated in the firing curve display.
6.4 Further possibilities and special features of the
furnace
6.4.1 Quick program selection
additionally run through using the +/- keys.
6.4.2 Illogical values or incorrect entries
confirmed or the process is aborted with ESC. The old, valid value
reappears. Please refer to the parameter details for the value range.
6.4.3 Program write protection
– Individual program write-protection active
Activate/deactivate with the corresponding touch button in the
parameter list and the +/- keys.
– Individual group write-protection active
Change to page 2/2 in the "Settings" screen using the + key.
Then, select "Extended settings", followed by "Group write-
protection". An individual group write-protection can be activated
using a random (user-defined) code and deactivated with the
same code.
– General write-protection active
Change to page 2/2 in the "Settings" screen using the + key.
Then, select "Extended settings", followed by "General write-
protection". The general write-protection can only be activated or
deactivated with the user code. Each time the general write-
protection is deactivated, all the individual group write-protections
are also deactivated. The individual program write-protections,
however, will be maintained.
6.4.4 Stopping the running program
Press the STOP key once to pause a running program.The green LED
in the START key blinks. Press the STOP key twice to completely stop
the program or press START to continue.
6.4.5 Changing the parameters while the program is running
All parameters of the program which have not yet been executed
can be changed while the program is stopped (green LED blinks).
6.4.6 Standard / quick opening of the furnace head
The operator may select the furnace head opening mode by
changing the symbol:
–
"Standard furnace head opening" symbol visible (the furnace
head opens within 60 seconds at the end of the program).
–
Toggle to "Quick furnace head opening" by means of the
– / + key
–
"Quick furnace head opening" symbol visible: (furnace head
opens within 18 seconds at the end of the program).
–
Toggle to "Standard furnace head opening" by means of the
– / + key.
28
Each program can be directly
selected by its program number.
The program number is shown in
the upper left area of the program
display (e.g. P95). To quickly select
a program, press the P key and
enter the program number.
Confirm with the Enter key.
After pressing the P key, the
individual programs can be
If an illogical value is entered by
means of the numeric keys
(outside the current value range),
the invalid entry still blinks after
confirmation.
As error message (entry error:
entry outside the value range), an
exclamation mark blinks in the
bottom line until the next value
is entered and successfully
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