PC-250 Filter control unit operating manual Page: 16 (24
1.
Once the key has been pressed, the filter unit is switched off and the display
shows the following:
Solardiff.: °
Differenztemp.
zwischen Wasser
und Kollektor
3
2. Now use the
and keys to change the temperature difference. The smallest
adjustable value is 0.5°, the largest 10°.
3. If you press the key again, the normal diagnosis display appears and the filter
unit continues to operate. The adjusted value will be saved automatically.
A temperature difference of 3° is set at the works.
Solar additional temperature
This line displays by how much the swimming pool set temperature may be
exceeded during solar heating in order to make optimal use of solar energy during
the day. This value can be adjusted to meet the requirements of the relevant
swimming pool if it is displayed in the
top
line of the service terminal.
1. Once the key has been pressed, the filter unit is switched off and the display
shows the following:
Solar-Zus.: °
Überheizen
des Wassers
bei Solarbetrieb
5,0
2. Now use the
and keys to change the temperature difference. The smallest
adjustable value is 0°, the largest 15°.
3. If you press the key again, the normal diagnosis display appears and the filter
unit continues to operate. The adjusted value will be saved automatically.
A temperature difference of 5° is set at the works.
Limit temperature
This line displays at which maximum temperature the solar heater is to be switched
off automatically for safety reasons independent of the nominal value set. This value
can be adjusted to meet the requirements of the relevant swimming pool if it is
displayed in the
top
line of the service terminal.
1. Once the key has been pressed, the filter unit is switched off and the display
shows the following:
Grenztemp.: °
Maximal mögliche
Wassertemperatur
bei Solarbetrieb
40,0
2. Now use the
and
keys to change the limit temperature. The smallest
adjustable value is 30°, the largest 50°.
3. If you press the key again, the normal diagnosis display appears and the filter
unit continues to operate. The adjusted value will be saved automatically.
A temperature difference of 40° is set at the works. This limit temperature influences
the solar heater
only
.
Additional heater minimum time (hysteresis)
This line displays the minimum switching on or off durations for the additional heater
by the temperature regulation to avoid too short switching periods. This value can be
