Lenze PLC Designer PLC Designer (R2-x) Manuale Utente Scaricare il pdf (Pagina 272)

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270 DMS 3.2 EN 02/2011 TD29 

Neither variable a nor b will be exported to the symbol file:

{ flag noread, nowrite on }

{ flag noread, nowrite on}

The pragma operates additively on all subsequent variable declarations.

Example: (all POUs in use will be exported with read and write permission)

FUNCTION_BLOCK afB

b : bfb {flag nowrite};

FUNCTION_BLOCK bfB

d : INT {flag noread};

e : INT {flag nowrite};

„a.b.d": Will not be exported

„a.b.e": Will be exported only with read permission

„a.c": Will be exported with read and write permission.

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Lenze PLC Designer PLC Designer (R2-x) Manuale Utente Pagina 272