Lenze PLC Designer PLC Designer (R2-x) Manual de usuario Pagina 648

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 844
  • Tabla de contenidos
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 647
L-force | PLC Designer
PLC Designer Libraries
646 DMS 3.2 EN 02/2011 TD29
Example in ST:
arINT1 := FIND ('abcdef','de');
Note!
String functions are not "thread safe": When using tasks, string functions may only
be used in a single task. If the same function is used in different tasks, there is a
danger of overwriting.
19.1.2 Bistable Function Blocks...
SR
Provided by standard.lib.
Making Bistable Function Blocks Dominant:
Q1 = SR (SET1, RESET) means:
Q1 = (NOT RESET AND Q1) OR SET1
The input variables SET1 and RESET as well as the output variable Q1 are type BOOL.
Declaration example:
SRInst : SR ;
Example in IL:
CAL SRInst(SET1 := VarBOOL1, RESET := VarBOOL2)
LD SRInst.Q1
ST VarBOOL3
Example in FBD:
Vista de pagina 647
1 2 ... 643 644 645 646 647 648 649 650 651 652 653 ... 843 844

Comentarios a estos manuales

Sin comentarios