Siemens SIMATIC S7 Manual page 50

Error messages of FB MODBUSCP
STATUS Event text
(Hex)
A01E The CP has received invalid data which could not be
assigned.
MODBUSCP V2.x:
All connections via Port 502 are terminated and
reestablished.
MODBUSCP V1.x
The CP has lost synchronization and needs data from
the communication partner to finish the active
AG_RECV.
A01F The FB MODBUSCP has turned to an invalid state.
A023 The parameterized areas data_type_2 and
data_type_3 overlap.
A024 The parameterized areas data_type_2 and
data_type_4 overlap.
A025 The parameterized areas data_type_2 and
data_type_5 overlap.
A026 The parameterized areas data_type_2 and
data_type_6 overlap.
A027 The parameterized areas data_type_2 and
data_type_7 overlap.
A028 The parameterized areas data_type_2 and
data_type_8 overlap.
A034 The parameterized areas data_type_3 and
data_type_4 overlap.
A035 The parameterized areas data_type_3 and
data_type_5 overlap.
A036 The parameterized areas data_type_3 and
data_type_6 overlap.
A037 The parameterized areas data_type_3 and
data_type_7 overlap.
A038 The parameterized areas data_type_3 and
data_type_8 overlap.
A045 The parameterized areas data_type_4 and
data_type_5 overlap.
A046 The parameterized areas data_type_4 and
data_type_6 overlap.
A047 The parameterized areas data_type_4 and
data_type_7 overlap.
A048 The parameterized areas data_type_4 and
data_type_8 overlap.
A056 The parameterized areas data_type_5 and
data_type_6 overlap.
A057 The parameterized areas data_type_5 and
data_type_7 overlap.
A058 The parameterized areas data_type_5 and
data_type_8 overlap.
OPEN MODBUS / TCP communication via CP343-1 and 443-1
2XV9450-1MB00; Manual edition 4.3
Remedy
Check the error message of the
communication partner and verify
the data with a telegram trace if
needed.
Please contact the product
support.
Correct the parameterization.
The data areas must not contain
any overlapping register areas.
Diagnostics
6-5