ST – 450 z PID
7. Type of valve
You can use this option to select the type of valve: central heating or
floor type.
8. Weather program (weekly valve program)
In order to enable the weather function an outdoor sensor should be
installed in a place not exposed directly to sunlight or weather conditions.
After installing and connecting the sensor the Weather program function must
be enabled in the controller menu.
For the valve to work properly enter set-point temperatures (downstream
of the valve) for the following four intermediate outside temperatures:
TEMP. FOR -20
TEMP. FOR
-10
TEMP. FOR
0
TEMP. FOR
10
Heating curve - curve which is used to determine the set-point temperature of
the controller based on the outside temperature. In our controller this curve is
established based on four temperature set-points selected for their respective
outside temperatures. Set-point temperatures must be provided for the
following outside temperatures: -20ºC, -10ºC, 0ºC and 10ºC.
Where in our controller:
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