Siemens SIMATIC PCS 7 Function Manual page 186

Process control system, advanced process functions apf
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Order management
7.1 FB_JOB
Control signals to/from the process
There are two alternative interfaces for signal exchange with the process. If an SFC block
(sequential control system) is being used for process control, the signals from the SFC are
interconnected directly with "FB_JOB". The SFC interface is activated at the "EN_SFC" input
of the "FB_JOB" block:
● EN_SFC = 0: SFC interface deactivated
● EN_SFC = 1: SFC interface activated
EN_SFC
0
1
"QJOBSTAT" status word
QJOBSTAT
Bit 8
Bit 9
Bit 10
Bit 11
Bit 12
Bit 18
Bit 19
Bit 21
Bit 22
186
Input
FB_ON
FB_RUN
FB_HELD
FB_END
FB_ERROR
SFC_IDLE
SFC_RUN
SFC_HELD
SFC_COMPLETED
SFC_ABORTED
Symbol
ACT_PRES
NEX_PRES
LIST_EMPTY
LIST_FULL
EDIT
CYCLIC_ACTIVE
JOB_EN
MSBO_ACK
JOB_ON
Output
Feedback: job execution on = 1
Feedback: job in progress = 1
Feedback: job paused = 1
Feedback: job completed = 1
Error occurred during job execution = 1
QSTART
Job processing ON = 1
QHOLD
Job on hold = 1
QRUN
Job start / resume = 1
QGOEND
End job = 1
QABORT
Abort job = 1
Output signal from the SFC: IDLE - idle
Output signal from the SFC: RUN - running
Output signal from the SFC: HELD - held
Output signal from the SFC: COMPLETED
- completed
Output signal from the SFC: ABORTED -
aborted
SFC_START
For input signal at the SFC: START - start
SFC_HOLD
For input signal at the SFC: HOLD - hold
SFC_RESUME
For input signal at the SFC: RESUME - re‐
sume
SFC_ABORT
For input signal at the SFC: ABORT - abort
1 = Job available in standard view (current job)
1 = At least one job available in job list
1 = Job list empty
1 = Job list full
1 = Job is being entered
1 = Cyclic mode active
1 = No job available in standard view (current job)
1 = During message box acknowledgement time
1 = Job started
Function Manual, 07/2016, A5E38719883-AA
Meaning
Meaning
Advanced Process Functions (APF)

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