Analog Operating Elements - Siemens RVL471 Basic Documentation

Display
Operating instructions
Buttons for selecting
the heating circuit's
operating mode
D.h.w. button
Heating curve
Knob for room tempera-
ture readjustments
Siemens Building Technologies
HVAC Products
1 2
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1 Display of error messages
2 Display of "Holiday program active"
3 Display of "ECO function active"
4 Display of "Bus power supply available"
5 Pointer for Info button (display of temperatures)
6 Display of temperatures, times, etc.
7 Display of the current heating program
8 Display of operational level
9 Display of the current operating line number
The Operating Instructions are inserted in a holder at the rear of the cover. When in
their proper place, the list of operating lines that can be selected by the enduser is visi-
ble.
The Operating Instructions are designed for use by janitors and endusers. They also
contain tips on energy savings and troubleshooting.
28.1.2

Analog operating elements

For the selection of the operating mode, there are 4 buttons available. Each button has
an LED integrated; the currently active operating mode is indicated by the respective
LED.
A button is used to switch d.h.w. heating on and off. By pressing the respective button,
d.h.w. heating is switched on or off. The button is lit when d.h.w. heating is switched on.
Manual d.h.w. charging is also triggered by pressing the same button.
For direct setting of the heating curve, the little bar is used, which has proved its worth
over many years. The slider on the left is used to set the required flow temperature at
an outside temperature of 15 °C, the slider on the right to set it at
The link between the 2 sliders represents the heating curve.
The heating curve can also be set via operating lines. In that case, the position of the
little bar is of no importance.
A knob is used for, making manual room temperature readjustments. Its scale gives the
room temperature change in °C.
By turning the knob, the heating curve is displaced parallel (functionally), but the bar
maintains its position.
Basic Documentation RVL471
28 Handling
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CE1P2524E
23.10.2002
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