Siemens SIMATIC S5-115U User Manual page 390

Simatic s5 series cpu 941-7ub11 cpu 942-7ub11 cpu 943-7ub11 and cpu 943-7ub21 cpu 944-7ub11 and cpu 944-7ub21
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Integral Blocks
Job Status Word
The job status word is divided into four parts. Figure 11-1 explains the individual bits.
Unassigned
15
12
Description of the Error Bits
Error bits in the job status word are valid only if the "Job terminated with error" bit (bit 3) is set.
Table 11-6 lists the possible errors.
Value of the
Error
Error Tetrads
0
No error
If the "Job terminated with error" bit is set nonetheless, this means that
the CP has set up the job again after a Cold Restart or a RESET.
1 to 5
PLC error, error codes the same as in PAFE
6 to F
CP errors
CP-specific errors. Use the appropriate CP manual to determine the
cause of the error.
11-16
Error Bits
Data Management
8
7
Data transfer/data receive disabled
Figure 11-1. Format of the Job Status Word
Table 11-6. Description of the Error Bits
Status Bits
6
5
4
3
2
Job terminated
(no error)
Job terminated
(with error)
Data transfer/data receive in progress
Data transfer completed
Data receive completed
S5-115U Manual
1
0
Bit No.
Receive job
ready (data
available)
SEND/FETCH
job in progress
EWA 4NEB 811 6130-02b

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