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IP 240
9.4.2
Data Block Contents
The data block to be created must have at least 25 words (DW 0=to DW 24). The number of the
selected data block must be entered under parameter DBNR when the FB is called.
DW 0
DW 1
Machine-readable
DW 2
product code
DW 3
of the module
DW 4
Version of the
DW 5
module firmware
DW 6
DW 7
Version of the
module hardware
DW 8
Error messages for
DW 9
hardware and
DW 10
communications errors
DW 11
DW 12
DW 13
Error message for param-
eter assignment errors
This data is specified by the parameters assigned to the configuring FB or transferred from the IP 240
to the DB when configuring the module.
These data words are used internally and may not be modified.
Identifier of the configured mode and DB no.
Data
byte
7
DL 23
0
7
DR 23
2
After error-free configuring of the module, a bit combination corresponding to the mode is en-
tered in DL 23.
DL 23 = 03
Both channels have been configured in the IP 252 expansion mode
H
DR 23
Number of the data block, in binary, specified during configuring
EWA 4NEB 811 6120-02a
Bit
6
5
4
0
0
0
6
5
4
2
2
2
DW 14
DW 15
DW 16
DW 17
DW 18
DW 19
DW 20
DW 21
DW 22
DW 23
Identifier of the confi-
gured mode and DB no.
DW 24
3
2
1
0
0
1
3
2
1
2
2
2
IP 252 Expansion
0
1
0
2
DBNR
9-7
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