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Overtemperature
cut-off point
90
Overtemperature
alarm
tEMNP
Before longer periods of unsupervised operation, the overtemperature protection
80
Setting the overtemperature cut-off: Recommended setting: 5 °C above
desired bath temperature.
Caution! The overtemperature switch point T
a system that works independent of the internal bath control. The set-
point setting can be limited independently to T
and T
The cut-off point is displayed in the LED display on pressing the key
°C
Changing the overtemperature cut-off point:
For safety, and to guard against unintentional adjustment, the key
ly press
be set with the keys
Quit the change mode by pressing
5 seconds, while you keep
This somewhat complicated procedure is intended to prevent unin-
tentional adjustment.
Set the overtemperature switch-off point Tmax below the flash point of the heat trans-
fer liquid ( 6.4).
The setting range is restricted to 5 °C above the upper limit of the working tempera-
ture range (Tih 7.8.3).
If the bath temperature rises above the overtemperature cut-off:
1. Alarm sounds as dual-tone signal.
2.
3. The red LED
°C
Rectify cause of fault.
Wait until the bath temperature has cooled below the cut-off point or
set the cut-off point higher than the bath temperature. When
tEMNP
Unlock with the
Unlocking is not possible on the Command remote control!
should be checked. To do this:
Slowly lower T
Cut-off at the bath temperature should occur.
Proline Edition X heating thermostats
( 7.8.3).
il
.
must be held pressed during all the following entries. Now, brief-
. The display flashes and the overtemperature cut-off can
tEMNP
for overtemperature appears in the display.
above the fault triangle
Heater switches off on both poles,
Pump is switched off electronically.
is shown in the display:
key.
, as described above.
max
Starting up
is being controlled by
max
max
or
.
again or automatically after
pressed.
with the functions T
ih
flashes.
YACE0099 / 10/9/2018
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