Indicator Description
| PROFINET coupler indicator definitions |
| Indicator |
Name |
Color |
Status |
Status description |
| PWR |
Power indicator |
Green |
Always ON |
Module power supply works normally |
| Off |
The module is not powered or power supply is abnormal |
| OVR |
Overload indicator |
Red |
Off |
Not overloaded |
| Always ON |
Load reaches above 90% (±5%) |
| RUN |
Operation status indicator |
Green |
Always ON |
Normal system operation |
| Off |
Abnormal operation |
| BF |
Bus error indicator |
Red |
Flashing |
PROFINET bus parameters not set or abnormal |
| Off |
PROFINET bus parameters normal |
| IOR |
IO communication indicator |
Green |
Always ON |
I/O process data established |
| Flashing 1Hz |
No business data interaction |
| Flashing 10Hz |
Coupler firmware upgrade |
| IOE |
IO exception indicator |
Red |
Always ON |
Normal communication |
| Flashing 1Hz |
Alarm: I/O terminal abnormality detected |
| Off |
No communication abnormalities |
| Network status indicator definitions |
| Indicator |
Name |
Color |
Status |
Status description |
| X1 |
Network status indicator |
Orange |
Flashing |
Connection established with data exchange |
| Off |
No data exchange or abnormal status |
| Green |
Always ON |
Network connection established |
| Off |
No network connection established or abnormal |
| X2 |
Network status indicator |
Orange |
Flashing |
Connection established with data exchange |
| Off |
No data exchange or abnormal status |
| Green |
Always ON |
Network connection established |
| Off |
No network connection established or abnormal |
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Technical Specifications
Last modified: 2025-11-06
