Siemens SIMATIC MV500 Operating Manual page 123

Table 6- 18 Logging
Parameter
Image
Buffer type
Cause
Record
Buffer size
Report
Buffer type:
Match string frames
SIMATIC MV500
Operating Manual, 05/2019, C79000-G8976-C495-02
Possible values Default
Ring
Ring
•
Stack
•
Trigger
• •
Read OK
• •
Read NOK
•
Read OK (all)
•
Read NOK (all)
•
Match OK
•
Match NOK
•
Save program
•
Quality evaluation
•
good
Quality evaluation
•
fair
Quality evaluation
•
poor
Image Image
± 1 image
5
SIMATIC
•
MV500 S/H: 1 ... 50
SIMATIC
•
MV500 U/X: 1 ... 5
Ring
Ring
•
Stack
•
☐ / ☑ ☑
Description
Type of buffer:
Ring: When the buffer contains 50 entries
•
(SIMATIC MV500 U/X: 30 entries), entries 1, 2 ...
are overwritten.
Stack: When the buffer contains 50 entries
•
(SIMATIC MV500 U/X: 30 entries), no further en-
tries are made.
You specify what causes an image to be saved.
Read NOK
The addition of "(All)" means that all acquired images
Save program
are entered in the diagnostic buffer. If "Scan" is ena-
bled, this also includes images for which no read
result is output.
Activation of "Scan" under "Program > Image acqui-
sition > Control".
Example
"Scan" with 10 acquired images is set as the image
acquisition mode.
If the code to be read is only fully visible in the 5th
acquired image:
With "Read OK (all)", the four previous images
•
are also stored in the diagnostic buffer.
With "Read OK", only the 5th image is stored.
•
"Poor quality evaluation" also includes images in
which a verification error occurred.
Image: If one or more of the causes selected
•
above occurs, the current image is saved.
± 1 image: Not only the current image but also
•
the previous and next image are saved.
Defines the number of images that are to be buffered
in the diagnostic memory.
Type of buffer:
Ring: When the buffer contains 15,000 entries,
•
entries 1, 2, ... are overwritten.
Stack: When the buffer contains 15,000 entries,
•
no further entries are made.
With the "Write match string" or "Write string trigger
synchronized" command, received frames are output
in the diagnostics report.
Settings
6.2 Options
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