Error Handling; Messaging - Siemens SIMATIC PCS 7 Function Manual

Process control system, advanced process functions apf
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Parameter
APF_OS
APF function block version in OS
GEN_AS
Generation information in AS
GEN_OS
Generation information in OS
"x": WinCC tag available; "-": WinCC tag not available
6.1.5

Error handling

Errors occurring in the block are signaled via an integrated "ALARM_8P" block and displayed
at the digital outputs of the block. The error bits are available at the block as an output signal.
In the event of an error, the request signal "REC_REQ" must be reset to confirm that the error
information has been processed.
The following error messages can be generated:
QMON_ERR
6.1.6

Messaging

The "FB_XXXPA" block uses the "ALARM_8P" block to generate messages. Following CPU
startup, messages are suppressed (QMSG_SUP = 1) until the "RUNUPCYC" cycles have
elapsed.
The version error will additionally be linked to message structure (SIG_5). The message can
either be passed through the message structure ALARM_ST to the message block FB_AL_XX
or FB_JOB will report the error.
Advanced Process Functions (APF)
Function Manual, 07/2016, A5E38719883-AA
Description
Output structure
Output
QERR
QMON_ERR
QLEN_ERR
QPARAMF
QERR_VER
Type
WORD
DWORD
DWORD
Message text
QERR data error read job
ID "id" REC_ID "rec_id"
QMON_ERR runtime error
read job ID "id" REC_ID
"rec_id"
QLEN_ERR data block
length of receive data is not
correct ID "id" REC_ID
"rec_id"
QPARAMF parameter as‐
signment error ID "id"
REC_ID "rec_id"
QERR_VER
Version check error
Parameter management
6.1 FB_XXXPA
Default
WinCC tag
0
x
0
x
0
x
Meaning
requested data and read data
do not match
Read job monitoring timeout
Length of the read data does
not match the length of the
block outputs
Parameter assignment error,
ID=0 or
REC_ID=0 or
ARCH_NA=' ' or
TIME_MON=0
Error in the version information
155

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