Lauda PTT Operating Instructions Manual page 13

PTT
8. The PTT is put into operation by actuating the switch ("On" = I). In the default setting the device
tempers the liquid to 25°C.
On starting, the device automatically carries out a self-test. All indicators on the front display
are activated for 2 seconds for checking purposes. The display indicates the current sample
temperature (LED "°C" is lit).
The set-point temperature is set by simply turning the control knob. The LED "" lights as long
as the figure for the set-point temperature is displayed.
Provided the user does not change the settings, the device operates with the standard values
= 25 °C and  = 0 (corresponds to deactivated stirrer). When working without a stirring rod,
T
SET
the stirrer should remain deactivated. Stirrer activity is indicated by the flashing of the control
knob.
YAME0020 / 30.06.11
Installation and operation

The device can be switched off at
any time by resetting the toggle switch.

Three seconds after entering a new
set-point temperature,
sample temperature is automatically
displayed.

If an error code is indicated, please
refer to the appropriate section
6.1).
the current
(
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