Modbus Tcp Error Indication - Siemens SIPROTEC 4 Manual

Modbus TCP Diagnosis for EN100+ Module

5.2 Modbus TCP Error Indication

5.2 Modbus TCP Error Indication
Display in DIGSI 4
For the Modbus TCP error indication, the SysIntErr (Error System Interface) indication in the device is used.
In the DIGSI 4 Configuration Matrix, this indication is available in the Protocol group.
[sc_MODBUS-TCP-Error, 1, en_US]
Figure 5-3
The following table shows the values and causes of the Modbus TCP error indication.
Indication
SysIntErr
Display in DIGSI 4 for EN100+
Further general EN100+ indications show the startup state of the EN100+ module as well as Ethernet link
status information.
[sc_MODBUS-TCP-Error-EN100+, 1, en_US]
Figure 5-4
Indication
Failure Modul
Fail Ch1
Fail Ch2
54
Modbus TCP Error Indication - Group Protocol in DIGSI 4
After Startup/ Change ON to OFF
Restart
ON Changes to OFF when a client is
connected to the Modbus TCP
servers with its configured TCP
port numbers.
Modbus TCP Error Indication - EN100+
After Startup/ Change ON to OFF
Restart
ON Module is ready to work, startup
sequence via DPR successfully
processed
ON Ethernet link on Ch1/Ch2 is estab-
lished
ON
Change OFF to ON
Changes to ON when no more
clients are connected to the
Modbus TCP servers.
Change OFF to ON
Device or module reset/restart
Ethernet link on Ch1/Ch2 is lost
SIPROTEC 4, Modbus TCP Profile, Manual
C53000-L1840-C582-1, Edition 07.2015