51
Finally the flame symbol blinks. If the
function knob (1) is turned and the
symbol "Flame on" is selected and is
confirmed by a press on the function
knob, the temperature regulation
program starts and heating begins.
THE FLAME IGNITES
AUTOMATICALLy! Once
the nominal temperature
has been reached, the
flame is extinguished. If the
temperature drops below
the nominal as a result
of cooling, the FLAME
IS AUTOMATICALLy
REIGNITED!
The temperature regulation program finishes when the nominal temperature has been
reached and the timer period has expired.
If the "Flame off" symbol is selected and is confirmed by a push on the function
knob (1), the setting procedure comes to an end without the temperature
regulation program being started. By turning the function knob (1), the application
program can now be exited; by pressing the function knob (1) the parameters for
the temperature regulation program can be set again.
Actual-temperature
Timer for duration of
nominal-temperature
Fig. 3.6/2
Flame on / off
Nominal-temperature
!
i
3.6.1 Safety stop for temperature regulation program
For safety reasons the temperature regulation program can
switch off automatically if, with the flame lit, the temperature
does not increase (or only increases very little).
Furthermore, switching off takes place if the temperature drops
during the adjustment procedure while the flame is activated.
In this event the flame is extinguished and the (
T /
t )
symbol is displayed for 3 seconds.
Fig. 3.6.1/1
T /
t
Symbol
4. Reminder function menu
The reminder functions simplify handling the safety
laboratory gas burner.
Reminder function menu
Fig. 4./1
Cooling time reminder &
gas consumption display
EN
