Lauda Alpha, Operating Instructions Manual

Page: 29 / 56

09/2020 j Alpha 29 / 54
7.4 Temperature setpoint setting SEt
The setpoint is the temperature, which the thermostat should reach and maintain constant.

Press key to show
SEt
(Setpoint).

Press, display flashes.
or

Decrement or increment the Temperature Setting (

7.3).
(Temperature can be set from -25 °C up to 100 °C depending on
limits “Hi” and “Lo”).
Wait 4 seconds or  Display flashes 4 seconds

new value is automatically accepted, or
value is accepted immediately with <Enter> key.

 When the setpoint temperature is set below the bath temperature, it may take
up to one minute before the blue LED
lights.

 Entering value closer than 5 °C to the maximum or minimum temperature limit
(Hi and Lo) are not accepted. A buzzer signal appears. If necessary, first
change the temperature limits (

7.6).
7.5 Automatic Shutdown Timer ASd
The automatic Shutdown Timer can be activated/deactivated, read out or be set. At shutdown time, the pump, heater
and compressor are deactivated, the display then shows “
StbY
” (

7.10).
1x to
ASd

Call the Automatic Shut-Down Timer
ASd
.
Read Timer:
The display shows… “
00
.
00
”: timer not active;
The display shows… “
hh.mm
” (any value): timer active,
(
hh.mm
minutes remaining to shutdown)
or
Set Timer:
Increment or decrement “
hh.mm
” (maximum 99:59)
Within 4 seconds after the last change of values confirm the timer value by press-
ing <Enter>.
You then proceed to Main Menu “Bath Temperature”: A blinking point indicates
that the timer is running!!


No change is done without confirmation by <Enter>!

You can deactivate the timer any time by setting the value “
00
.
00
”.