Modbus TCP
6.1
Functions/parameters/address space
6.1.1
Supported Modbus TCP functions
Supported functions
The table below shows the functions that the module supports with Modbus TCP.
Supported functions
I/O communication with Modbus client
Free user registers (e.g. for coordination of the redundancy)
Device information
Module configuration status register
Diagnostics bit in data status of cyclic I/O data per submod-
ule
Shared device functions
Reading events (hardware interrupts)
Data record interface
Supported diagnostics
The table below shows the diagnostics that the module supports with Modbus TCP.
Supported diagnostics
Reading diagnostics with MFCT
Reading hardware interrupts via event interface
PULL/PLUG event Modbus TCP
Reading service data with MFCT
52
Digital inputs/outputs DIQ 16x24VDC/0.5A/2A M12-L 8xM12 (6ES7143-6BH00-0BB0)
RegLayoutVer-
sion
V1.0
FW 5.1.x or higher
V1.0
FW 5.1.x or higher
V1.0
FW 5.1.x or higher
≥ V1.1
FW 5.1.x or higher
V1.0
FW 5.1.x or higher
V1.0
FW 5.1.x or higher
V1.0
FW 5.1.x or higher
≥ V1.1
FW 5.1.x or higher
Remarks
FW 5.1.x or higher
FW 5.1.x or higher
FW 5.1.x or higher
Equipment Manual, 02/2022, A5E46571210-AC
6
Remarks
-