LED Description
LED state represents the states of the fieldbus Module.
NS: Network Status LED
| LED State | Description | Comments |
|---|---|---|
| Light OFF | Offline | No power No connection with IO Controller |
| Green | Online (RUN) | Connection with IO Controller established IO Controller in RUN state |
| Green, 1 flash | Online (STOP) | Connection with IO Controller established IO Controller in STOP state or IO data bad IRT synchronization not finished |
| Green, blinking | Blink | Used by engineering tools to identify the node on the network |
| Red | Fatal event | Major internal error (this indication is combined with a red module status LED) |
| Red, 1 flash | Station Name error | Station Name not set |
| Red, 2 flashes | IP address error | IP address not defined |
| Red, 3 flashes | Structure Error | Expected Identification differs from Real Identification |
MS: Module Status LED
| LED State | Description | Comments |
|---|---|---|
| Light OFF | Not Initialized | No power OR Module in SETUP or NW_INIT state. |
| Green | Normal Operation | Module has shifted from the NW_INIT state. |
| Green, 1 flash | Diagnostic Event(s) | Diagnostic event(s) present |
| Red | Exception error | Device in state EXCEPTION. |
| Fatal event | Major internal error (this indication is combined with a red module status LED) | |
| Alternating Red/Green | Firmware update | Do NOT power off the module. Turning the module off during this phase could cause permanent damage. |
LINK/Activity LED
| LED State | Description | Comments |
|---|---|---|
| Light OFF | No Link | No link, no communication present |
| Green | Link | Ethernet link established, no communication present |
| Green, flickering | Activity | Ethernet link established, communication present |