Specifications

IP 240 IP 252 Expansion
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.
Identifier of the confi-
gured mode and DB no.
DW 0
DW 1
DW 2
DW 3
DW 4
DW 5
DW 6
DW 7
DW 8
DW 9
DW 10
DW 11
DW 12
DW 13
Machine-readable
product code
of the module
Version of the
module firmware
Version of the
module hardware
Error messages for
hardware and
communications errors
Error message for param-
eter assignment errors
DW 14
DW 15
DW 16
DW 17
DW 18
DW 19
DW 20
DW 21
DW 22
DW 23
DW 24
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.
DL 23
DR 23
7
Data
byte
6 5 4 3 2 1 0
0
2
5
0
2
4
0
2
3
0
2
2
1
2
1
1
2
0
Bit
0
2
7
0
2
6
DBNR
After error-free configuring of the module, a bit combination corresponding to the mode is en-
tered in DL 23.
DL 23 = 03
H
Both channels have been configured in the IP 252 expansion mode
DR 23 Number of the data block, in binary, specified during configuring
EWA 4NEB 811 6120-02a 9-7