Siemens Building Technologies CE1B2540en 74 319 0616 0 b 18.07.2008 5/32
Overview – what is where?
1 Operating mode buttons. The button indicating the
current operating mode is lit
2 Button for d.h.w. heating ON / OFF
(only RVL481, RVL482)
3 Info button
4 Display
5 Buttons for programming the setting values
6 Adjustment of heating curve
7 Buttons for manual operation:
A = manual operation ON (LED lit)
For buttons B and C, refer to page 29
8 LED for actuator OPENS or 1st burner stage ON
9 LED for actuator CLOSES or 2nd burner stage ON
10 LED for pump ON
11 Knob for room temperature readjustments