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Siemens Building Technologies Basic Documentation RVA47.320 CE1P2379E
HVAC Products Description of the enduser settings 15.07.2002
Setting the clock
• Straightforward changeover from summer- to wintertime, and vice versa
• Fast and easy-to-understand time settings
To ensure proper operation of the heating program, the 24-hour time switch with the
time of day and weekday must be correctly set.
The time of day can be set from a remote location via the bus system, provided clock
operation is appropriately set. Also refer to clock operation on operating line 148.
3.5 Time of day
1. Press the operating line selection buttons to select line 1.
2. Press the + / - buttons to set the time of day.
Setting range Unit
00:00...23:59 Hour : Minute
The controller's clock time is set in agreement with the correct time. This setting is
important to make certain the controller’s heating program will operate correctly.
• During the setting procedure, the clock continues to run
• Each time the + or - button is pressed, the seconds are reset to zero
3.6 Weekday
1. Press the operating line selection buttons to select line 2.
2. Press the + / - buttons to select the weekday.
Setting range Unit
1...7 Weekday
The time of day will be set to the selected weekday. This setting is important to make
certain the controller’s heating program will operate correctly.
1 = Monday
2 = Tuesday
3 = Wednesday
4 = Thursday
5 = Friday
6 = Saturday
7 = Sunday
Benefit
Description
System time
Setting
Effect
Notes
Setting
Effect
Weekday table
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