Siemens siprotec 7SA522 User Manual page 432

Control During Operation
From the
Device Front
7-24
In the other operating modes, manual adjustments are only accepted if the synchroni-
zation is momentarily lost. The messages "time error ON" and "time error OFF" are giv-
en when manually changing the year in the IRIG B mode.
Without healthy or external time synchronisation the free running date and time can
also be relatively adjusted (+/– 23:59:59) using the entry field 'LII²WLPH.
This input possibility is not to be confused with the parameter 2IIVHW (see Section
5.7), which affects the specific general offset to the received synchronization time of
the radio clock receiver (e.g. local time vs. GMT time).
With a device ready for operation, first press the
Select 6HWWLQJV, and in the sub-menu 6(783(;75$6. To set the date and time
manually, choose the selection 'DWH7LPH and move to the '$7(7,0( display us-
ing the key. See Figure 7-25.
6(783(;75$6

!'DWH7LPH
!&ORFN 6HWXS
Figure 7-25 Manual date and time adjustment from the front panel
To change one of the previous settings (date, time, differential time), mark the item us-
ing the and keys, and then press the
The actual setting appears in a frame with a blinking cursor. Overwrite this setting with
the desired new one using the number keys. Be careful to enter the format properly.
Confirm the change with the
To change the time offset or the tolerance time for a clock error signal, select &ORFN
6HWXS under 6(783(;75$6, as shown in Figure 7-26. Under 2IIVHW, the time off-
set can be changed. Under (UURU 7LPH, the time delay for the alarm can be adjust-
ed. These adjustments are done in the same manner as setting the time, by overwrit-
ing the displayed values and confirming with the
To return to the S(783(;75$6 level, press the
return to the 0$,1 0(18, press the
6(783(;75$6

!'DWH7LPH
!&ORFN 6HWXS
Figure 7-26 Date and time settings from the front panel
MENU

²! 
'$7(7,0(
²! 
6WDWXV
!   
'LII²WLPH 
key.
ENTER
ENTER key.
ENTER
key.
MENU

²! 
²! 
&/2&. 6(783

2IIVHW
(UURU 7LPH
6RXUFH
key. The 0$,1 0(18 appears.
  
key.
key, several times if necessary. To

!PLQ
PLQ
,QWHUQDO
7SA522 Manual
C53000-G1176-C119-2