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10.3.3 Operational Menu
The operational menu is available when the controller operates in the switched on mode (ON).
One pressing of or push-button
SETTINGS OF TEMPERATURE mode. Keeping the push-button
while the temperature displaying causes entering the SETTINGS OF HYSTERESIS. Return
from the settings to the temperature displaying is automatic after 5 seconds counted from press-
ing of the push-button. The description of parameters is presented below.
1. Setting of temperature
In this menu, the user sets the temperature to which the tank is to be heated. If 3 heaters are in-
stalled in the 3 phase system, one of three heaters will be switched off 0.5 °C before the preset
temperature. The LED diode which shows heating starts flashing.
Depending on the application, such way of the heating enables setting the temperature of heat-
ing within the range from 15 to 160 °C.
2. Setting of hysteresis
In this menu, the user sets the temperature hysteresis (the value by which the tank temperature
has to decrease to switch heating again). Setting of hysteresis is possible within the range from
1 to 10 °C.
10.3.4 Service Menu
The service menu is available when the controller operates in the switched off mode (OFF). The
push-button
Then, within 2 seconds, the push-buttons
ing these steps causes entering the advanced service mode and appearing the first of param-
eters – SETTINGS OF HEATING DETECTION. Pressing the push-button
of the value whilst pressing
the OFF display is automatic after 5 seconds counted from the last pressing of the button.
The description of the described parameters is shown below:
1. Setting of heating detection
In this menu, the maker sets the status of the function of heating detection (Heating detect).
Hd1 – the detection of heating switched on, Hd0 – the detection of heating switched off. Switch-
ing off this function causes switching off detection of lack of heating (NoH) and detection of lack
of water (NoL). Switching off this function causes also switching off alarms initiated by these
events. In case of problems during heating (too frequent switching on alarms from NoH or NoL)
this function shall be set to Hd0.
DHW PAW-VP - Installation manual – 2020-05
during displaying the temperature causes entering the
shall be pressed while switching on the unit until the inscription OFF appears.
causes moving to the next parameter. Return from settings to
pressed for 3 seconds
and
shall be pressed one after another. Mak-
Electrical Heater
causes change
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