3 Safety Standard Function Blocks
3 - 6
NX-series Safety Control Unit Instructions Reference Manual (Z931)
The following figure shows a programming example and timing chart for a
PV
of INT#5.
• Use the SF_CTD instruction to create a counter that decrements the counter value each time the
counter input signal is received.
• Use the SF_CTUD instruction to create a counter that is both incremented and decremented.
Additional Information
CU=A
Reset=abc
CV=ghi
Q=def
CV
is incremented as soon
as
Reset
changes to FALSE.
When
CV
reaches
PV
,
Q
changes to TRUE.
When
Reset
changes to TRUE,
CV
is set to 0 and
Q
changes to
FALSE.
PV=INT#5
TRUE
FALSE
TRUE
FALSE
TRUE
FALSE
0
Содержание NX-SL series
Страница 8: ...CONTENTS 6 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 14: ...Terms and Conditions Agreement 12 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 28: ...Sections in this Manual 26 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 98: ...2 Standard Functions 2 64 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 104: ...2 Standard Functions 2 70 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 110: ...2 Standard Functions 2 76 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 130: ...3 Safety Standard Function Blocks 3 20 NX series Safety Control Unit Instructions Reference Manual Z931 ...
Страница 265: ...I 1 I NX series Safety Control Unit Instructions Reference Manual Z931 Index ...
Страница 268: ...I 4 NX series Safety Control Unit Instructions Reference Manual Z931 Index ...
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