Synchronization Errors; Possible Time Synchronization Scenarios - Siemens SENTRON PAC2200CLP Product Manual

Description
2.3 Functions for delimiting third-party quantities according to §62b Par. 1 of the Renewable Energy Act
SNTP status OK:
The symbol of a filled circle is displayed if the last synchronization was successful. It changes
to an empty circle as soon as a synchronization operation fails.
2.3.1.3

Synchronization errors

If the time cannot be synchronized successfully, a flashing warning symbol is displayed on
the right in the top bar of the device display:
The warning is displayed immediately after a failed synchronization operation. If the time was
previously synchronized successfully, the device continues to run in conformance with PTB-A
50.7 until the power reserve of the internal clock has expired. After expiry, stored values are
marked as "invalid" in the load profile memory.
2.3.1.4

Possible time synchronization scenarios

Scenario
1 Setting of the time within the statu-
tory tolerance of 1% (9 seconds)
2 Setting of the time by more than
1% (9 seconds) of the tolerance
permitted by statutory regulations
22
If the time is changed by less than 9 seconds, no entry is made in the logbook.
The changed time is saved as the new time and the time stamp is adjusted ac-
cordingly.
The 15-minute load profile values are not marked as invalid.
If the date or time is changed by more than 9 seconds, an entry including the
date and time is made in the logbook.
The changed time or date is saved as the new time or date and the time stamp is
adjusted accordingly.
The 15-minute load profile values are marked as invalid ("!" on the left in front of
the entry).
Effects
Equipment Manual, 06/2021, L1V30820585B-02
PAC2200CLP