Siemens 7VK512

/PERATING INSTRUCTIONS6+
6
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#ONFIRMATION KEY
%NTER OR CONFIRMATION KEY EACH
NUMERICAL INPUT OR CHANGE VIA THE
9ES.O KEYS MUST BE CONFIRMED BY
THE ENTER KEY ONLY THEN DOES THE
DEVICE ACCEPT THE CHANGE 4HE EN
TER KEY CAN ALSO BE USED TO AC
KNOWLEDGE AND CLEAR A FAULT
PROMPT IN THIS DISPLAY A NEW INPUT
AND REPEATED USE OF THE ENTER KEY
IS THEN NECESSARY
#7
2
&
$!
-3
#ONTROL AND SPECIAL KEYS
#ODEWORD PREVENTS UNAUTHO
RIZED ACCESS TO SETTING PROGRAMS
NOT NECESSARY FOR CALL
UP OF AN
NUNCIATIONS OR MESSAGES
"ACKSPACE ERASURE OF INCORRECT
ENTRIES
&UNCTION KEY EXPLAINED WHEN
USED
$IRECT ADDRESSING IF THE ADDRESS
NUMBER IS KNOWN THIS KEY ALLOWS
DIRECT CALL
UP OF THE ADDRESS
-ESSAGES3IGNALS INTERROGATION
OF ANNUNCIATIONS OF FAULT AND OPER
ATING DATA REFER 3ECTION 
4HE THREE KEYS ! Å 2%3%4 WHICH ARE SOMEWHAT
SEPARATED FROM THE REST OF THE KEYS CAN BE AC
CESSED WHEN THE FRONT COVER IS CLOSED 4HE ARROWS
HAVE THE SAME FUNCTION AS THE KEYS WITH IDENTICAL
SYMBOLS IN THE MAIN FIELD AND ENABLE PAGING IN FOR
WARD DIRECTION 4HUS ALL SETTING VALUES AND EVENT
DATA CAN BE DISPLAYED WITH THE FRONT COVER CLOSED
&URTHERMORE STORED ,%$ INDICATIONS ON THE FRONT CAN
BE ERASED VIA THE 2%3%4 KEY WITHOUT OPENING THE
FRONT COVER $URING RESET OPERATION ALL ,%$S ON THE
FRONT WILL BE ILLUMINATED THUS PERFORMING A ,%$ TEST
7ITH THIS RESET ADDITIONALLY THE FAULT EVENT INDICA
TIONS IN THE DISPLAY ON THE FRONT PANEL OF THE DEVICE
ARE ACKNOWLEDGED THE DISPLAY SHOWS THEN THE OP
ERATIONAL VALUES OF THE QUIESCENT STATE 4HE DISPLAY IS
SWITCHED OVER TO OPERATING MODE AS SOON AS ONE OF
THE KEYS $! -3 #7 OR Å IS PRESSED
 /PERATION WITH A PERSONAL COM
PUTER
! PERSONAL COMPUTER ALLOWS JUST AS THE OPERATOR
PANEL ALL THE APPROPRIATE SETTINGS AND READ
OUT OF
DATA BUT WITH THE ADDED COMFORT OF SCREEN
BASED
VISUALIZATION AND A MENU
GUIDED PROCEDURE
!LL DATA CAN BE READ IN FROM OR COPIED ONTO MAGNET
IC DATA CARRIER FLOPPY DISC EG FOR SETTINGS AND CON
FIGURATION !DDITIONALLY ALL THE DATA CAN BE DOCU
MENTED ON A CONNECTED PRINTER )T IS ALSO POSSIBLE BY
CONNECTING A PLOTTER TO PRINT OUT THE FAULT HISTORY
TRACES
&OR OPERATION OF THE PERSONAL COMPUTER THE INSTRUC
TION MANUALS OF THIS DEVICE ARE TO BE OBSERVED 4HE
0# PROGRAM $)'3)
IS AVAILABLE FOR SETTING AND PRO
CESSING OF ALL DIGITAL PROTECTION DATA .OTE THAT THE
OPERATING INTERFACE IN THE FRONT OF THE RELAY IS NOT GAL
VANICALLY ISOLATED AND THAT ONLY ADEQUATE CONNEC
TION CABLES ARE APPLIED EG 86
 &URTHER
INFORMATION ABOUT FACILITIES ON REQUEST
 /PERATIONAL PRECONDITIONS
&OR MOST OPERATIONAL FUNCTIONS THE INPUT OF A CODE
WORD IS NECESSARY 4HIS APPLIES FOR ALL ENTRIES VIA THE
MEMBRANE KEYBOARD OR FRONT INTERFACE WHICH CON
CERN THE OPERATION ON THE RELAY FOR EXAMPLE
SETTING OF FUNCTIONAL PARAMETERS THRESHOLDS
FUNCTIONS
ALLOCATION OR MARSHALLING OF TRIP RELAYS SIGNALS
BINARY INPUTS ,%$ INDICATORS
CONFIGURATION PARAMETERS FOR OPERATION LANGUAGE
AND DEVICE CONFIGURATION
4HE CODEWORD IS NOT REQUIRED FOR THE READ
OUT OF AN
NUNCIATIONS OPERATING DATA OR FAULT DATA OR FOR THE
READ
OUT OF SETTING PARAMETERS
4HE METHOD OF ENTRY OF THE CODEWORD IS EXPLAINED IN
DETAIL IN THE INSTALLATION INSTRUCTIONS UNDER 3ECTION
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