Analog Operating Elements; Digital Operating Elements - Siemens RVD230 Basic Documentation

Operating instructions
Buttons and display for
selecting the operating
mode
Knob for room tempera-
ture readjustments
Buttons and displays for
manual operation
Operating line principle
Buttons
Block skip function
110/130
Siemens Building Technologies
HVAC Products
The operating instructions are inserted in a holder at the rear of the cover.
The operating instructions are designed for use by janitors and end-users. They also
contain energy savings tips and hints on troubleshooting.

32.1.2 Analog operating elements

For the selection of the operating mode, the following buttons are provided
• 3 buttons for selecting the heating circuit's operating mode
• One button for d.h.w. heating
are provided. The required operating mode is activated by pressing the respective
button. Each button has an LED integrated; the currently active operating mode is indi-
cated by the respective LED.
The knob is used for the manual readjustment of the nominal room temperature set-
point. Its scale gives the room temperature in °C.
By turning the knob, the heating curve is displaced parallel.
A button is available for activating manual operation. An LED indicates manual opera-
tion; at the same time, the LEDs in the operating mode buttons extinguish. Manual
operation is quit by pressing the same button again or by pressing any of the operating
mode buttons.

32.1.3 Digital operating elements

The entry and readjustment of all setting parameters, the activation of optional func-
tions and the reading of actual values and states are based on the operating line princi-
ple. An operating line with an associated number is assigned to each parameter, each
actual value and each optional function.
The selection of an operating line and readjustment of the display is always made with
a pair of buttons.
To select and readjust setting values, the procedure is the following:
Buttons Procedure
Line selection
Press button
buttons
Press button
Setting buttons Press button
Press button
The value set will be adopted
• when selecting the next operating line, that is, by pressing line selection button
• by pressing any of the operating mode buttons
adopted. If the entry of --.- or --:-- is required, button
required display appears. Then, the display maintains --.- or --:-- .
The operating lines are grouped as blocks. To quickly select an individual operating line
in a block, the other lines can be skipped. This is accomplished by using 2 combina-
tions of buttons:
Procedure
Keep depressed and press
Keep depressed and press
Basic Documentation RVD230
32 Handling
Effect
Selection of the next lower operating line
Selection of the next higher operating line
Decrease of the displayed value
Increase of the displayed value
or must be pressed until the
Effect
Selection of the next higher function block
Selection of the next lower function block
or
CE1P2383en
27.05.2004