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Assigning Parameters to and Calling the S7-Graph FB
9.7.2
Manual mode (SW_MAN)
The manual mode is selected, for example, to test the sequencer. The manual
mode is characterized as follows:
• Next step not enabled when a transition is satisfied
• Steps can be manually selected and deselected
Input Parameters of the Manual Mode
Parameters not listed are not mode-dependent.
Parameter
OFF_SQ
INIT_SQ
ACK_EF
S_PREV
S_NEXT
SW_AUTO
SW_TAP
SW_TOP
S_SEL
S_ON
S_OFF
Output Parameters of the Manual Mode
Parameter
S_NO
S_MORE
S_ACTIVE
ERR_FLT
AUTO_ON
TAP_ON
MAN_ON
TOP_ON
9-12
Data
BOOL
All steps are immediately deactivated, in other
words "Sequencer Off"
BOOL
Initialize sequencer, jump to initial step
BOOL
Acknowledgment of a disturbance
BOOL
Indicate previous step in S_NO
BOOL
Indicate next step in S_NO
BOOL
Request the automatic mode
BOOL
Request inching mode
BOOL
Set automatic or switch to next mode
INT
Step number for step selection, indicated in
S_NO following selection
BOOL
The step indicated in S_NO is activated
BOOL
The step indicated in S_NO is deactivated
Data
INT
Step number, indicates the selected step
BOOL
Other steps exist and can be indicated in S_NO.
BOOL
The step indicated in S_NO is active
BOOL
Error/disturbance occurred
BOOL
The automatic mode is not active
BOOL
Inching mode is not active
BOOL
The manual mode is active
BOOL
Automatic or switch to next mode is not
activated
S7-GRAPH for S7 300/400 Programming Sequential Control Systems
Description
Description
C79000-G7076-C526-01
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