Techne 425H, Operator'S Manual

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PAGE 18
T E C A L 4 2 5 H O P E R A T O R ’ S M A N U A L
New Program
If you have chosen New Program the following screen will appear
NEW PROGRAM
name:
_ _ _ _ _ _ _ _
Use the keys with letters beneath them to enter the name of the program you
are creating.
If you press the ESC key you will cancel New Program entry and the display
will return to the Program Mode screen. Other keys have no effect.
For example: Press the ESC key once for A, or twice for B and so on. Press
the ENTER key to confirm the letter. Confirmation automatically moves the
cursor on to the next character position. When eight characters or spaces
have been selected the display automatically moves on to:
XXXX____
no. of steps
0 1 01 to 10
no. of loops 01 01 to 10
save data no
Use the
" #
" #
" # " # " #
keys to increase or decrease the numeric values. The
values scroll from 01 to 10. Press the ENTER key when the value has been
entered. Each time you press the ENTER key you will move onto the next
field.
The 'no of steps' is limited by the amount of program memory available and
the maximum value will be set automatically. If there is no data memory
available the 'save data' option will not be shown.
Set the fields in the order they are shown. On pressing the ENTER key when
the last field has been set, the display will automatically go to:
XXXX_ _ _ _ step 01/05
temperature 25. 0 °C see spec for each unit
ramp rate MAX 0.1 to 10 or MAX
hold time 10 min 1 min to 240min or HOLD
Use the
" # " # " # " # " #
keys to increase or decrease the numeric values, one digit at
a time. For large changes use the
$ % $ %
$ % $ %
$ %
keys to move to neighbouring
digits. Press the ENTER key when the whole value has been entered. Each
time you press the ENTER key you will move onto the next field.
Set the fields in the order they are shown. On pressing the ENTER key when
the last field has been set, the display will automatically be repeated for each
step in the program which you set earlier. Each time the screen is repeated
the step number will be incremented.
From step 2 onwards it is possible to go back to earlier steps by pressing the
ESC key.
When all steps have been programmed the display will go to the Program
Mode screen