Commissioning Instructions

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Siemens Web server OZW772... V7.0 CE1C5701en
Building Technologies Commissioning 2017-07-03
2.5 Web server settings
The "Home" menu is used to set the web server. The web server and then the
corresponding operating page are selected in secondary navigation.
 The settings depend on the user level.
 Only data points that can be read are described in this section.
2.5.1 Operating page settings "Time of day/date"
Time/data can be set during operation.
Path: Home > 0.2.150 OZW772.xx > Time of day/date
The following variants available for time clock operation:
 Clock using the internal device quartz (plus master on KNX)
 Clock with synchronization over the network time server NTP (plus master on
KNX)
 Clock as slave on KNX
The settings for clock operation are described in Sections 2.5.3.2 and 2.5.3.3.
A manual time settings are overwritten at the next synchronization when the time
sync over the network time server is enabled.
The clock has a backup battery for at least 72 hours. The clock continues to run
after power failure for the duration of the backup battery.
Both date and time are reset in case of an extended interruption.
 It is corrected automatically if the time is synchronized to the master clock
on the KNX bus (see Section 0).
 Otherwise, both date and time must be reset.
 A synchronization starts within 10 seconds after start up if the clock is
synchronized using the network time server (see Section 2.5.3.2).
Notes
Time of day/date
Note
Power reserve