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8 Operation at Use of a PC
8.5 Maintenance
264
SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A4, Edition 03.2018
8.5.6.2
Diagnosis Modbus RTU Master
✧
In the navigation window, click the
Diagnosis
menu and the menu item
Modbus RTU Master.
The input/output window of the
Modbus RTU Master
opens and the
Modbus RTU Master
protocol is
displayed. The diagnosis for Modbus RTU Master and Modbus Gateway provides the following
information:
Check of the state of the serial communication with telegram and error counters and an overview of
the set serial interface parameters.
Overview of what request telegrams are sent by the Modbus RTU Master including request status for
every telegram.
Overview of the last 5 telegrams sent by Modbus Gateway (only available if the Modbus Gateway
function has been activated).
Figure 8-112
Maintenance Tab, Diagnosis Modbus RTU Master Input/Output Window
✧
To clear the counters for Modbus RTU Master, click
Clear counters
.
All counters for Modbus RTU Master are reset to 0.
NOTE
The diagnostics data of Modbus RTU Master are displayed only if this bus protocol has been selected in the
tab
Configure
Menu
Administrative
Element
Serial communication
.
If this bus protocol has not been selected, the menu option for selecting the Modbus RTU Master diagnostics
data is not available.
NOTE
The system manual gives more details about diagnosing Modbus RTU Master.