Protective equipment:
n
Safety glasses
n
Protective gloves
n
Protective work clothing
1.
Switch on the device and the pump. Set the set temperature to room
temperature.
2.
Watch the level indication on the display.
3.
Lower the liquid level in the device. For this purpose, allow the heat
transfer liquid to flow out into a suitable container via the open drain
nozzle.
The display shows that the heat transfer liquid is sinking.
If the fill level falls to level 2, a warning is issued on the display.
If the liquid falls to level 0, the device switches off and the
Alarm
message appears on the display.
4.
Close the drain tap.
5.
Top up the heat transfer liquid.
The liquid level in the display rises.
6.
Delete the fault in the device menu.
9.8 Check the heat transfer liquid
Protective equipment:
n
Safety glasses
n
Protective gloves
n
Protective work clothing
CAUTION!
Contact with hot/cold heat transfer liquid
Scalding, cold burns
Bring the heat transfer liquid to room temperature for anal-
ysis.
Heat transfer liquid is subject to wear, such as cracking or aging (oxidation).
If necessary, the heat transfer liquid (e.g. if the operating mode is changed),
but at least every six months, must be checked for usability. Continued use
of the heat transfer liquid is only permitted following successful testing.
The heat transfer liquid must be tested as outlined in DIN 51529: Testing and
assessment of used heat carrier media.
Source: VDI 3033; DIN 51529
V6
Integral Process Thermostats and High-Temperature Thermostats
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