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Proceed as follows to call the SFB 52:
1. Assign the diagnostic address of the optical reader in hexadecimal form to the "ID"
parameter.
2. Assign the value 2 to the "INDEX" parameter.
Table 10- 11 Diagnostic information of SFB 52 "RDREC"
Byte
Value
0 ... 1
W#16#0010
2 ... 3
W#16#0012
4 ... 5
W#16#0100
6 ... 7
W#16#0000
8 ... 9
W#16#0000
10 ... 11
W#16#0000
12
B#16#08 / B#16#10
13
B#16#05
14 ... 15
W#16#0004
16 ... 17
W#16#0000
18 ... 19
W#16#0805 / W#16#1005
20 ... 21
See value with the section "Error
messages (Page 176)"
10.1.9
Error messages from automatic data backup
If you have activated Automatic data backup ("Settings > Options > Extras") and a data
backup situation occurs, errors may occur that prevent you from creating a backup. These
errors are displayed in the "Important Information" window when the WBM is opened and
logged in the diagnostic data records.
Table 10- 12 Error messages from automatic data backup
Error message
No microSD card available
The microSD card has the
wrong format
SIMATIC MV500
Operating Instructions, 05/2019, C79000-G8976-C494-02
Meaning
Data record type: Diagnostics data record
Data record length starting at byte 4: 18 bytes
Version
Slot
Subslot
Channel
Error occurred / no error occurred
Identifier indicating that all variables are stored in words starting at byte
14.
ID for vendor-specific diagnostics (fixed)
Channel number
Content identical to that of bytes 12 and 13.
ID of the error that occurred.
Description
For automatic data backup, a MicroSD card must be inserted in the
reader.
Solution: Ensure that the MicroSD adapter is correctly installed and
that a MicroSD card is inserted.
The inserted MicroSD card does not have the required format. Only
MicroSD cards with the "FAT32" file system are supported.
Solution: Ensure that the MicroSD card is correctly formatted.
Service and maintenance
10.1 Error and diagnostics messages
191
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