11
Note:
Before commissioning, make sure that the device
has not been moved in one hour!
Check whether the voltage specified on the type plate
matches the mains voltage available�
The power socket used must be
earthed (protective earthing)�
If above conditions are met, the device is ready for opera-
tion after plugging in the mains plug�
If these conditions are not met, safe operation is not guar-
anteed and the device could be damaged�
Observe the ambient conditions (temperature, humidity,
etc�) listed under “Technical Data”�
After switching on the mains switch (6) at the back of the
device or pressing the on/off key (A), all LED segments light
up during the self test�
Commissioning
Then the device enters standby status and is ready for op-
eration�
Change the temperature setting with left knob (K)�
Change the pump speed setting with the right knob (J)�
In standby status, activate the heating/refrigerating func-
tion by pressing the left knob (K)� The device start heating/
refrigerating function� Meanwhile, the pump and fan starts
to run at once�
After pressing the mains switch (6) the start-up of the com-
pressor is delayed (about 3min)�
In working status, press the right knob (J) to stop the pump
function� The heating/refrigerating function and pump stops�
Note:
In running status, the pump speed adjusts automati-
cally according to the load� When the actual speed doesn’t
reach the setting speed, the actual speed and setting speed
will appear on the screen alternately�
In standby status, press the right knob (J) to start the pump
function� The heating/refrigerating function will not be ac-
tivated�
In working status, press the left knob (K) to stop the heat-
ing/refrigerating function, the pump keep running�
Software version (ver)
Safety temperature
Working setting
Display field
Operating mode (mode)
After that, following two screens appear alternately�
Setting the safety temperature
Seting the safety temperature with screwdriver delivered
with the device�
The safety temperature setting will appear on the display�
Factory setting: approximate max� value�
Adjustment range: see “Technical data“�
Note:
The safety temperature must always be set to at least
25 ºC lower than the flash point of the fluid used�
Safety temperature
Fig. 11
+
-
