Siemens SIRIUS 3RW5 - Status and Error Displays

Messages and diagnostics
7.1 LED display
SIRIUS 3RW5 Modbus communication module
Equipment Manual, 03/2020, A5E43676481002A/RS-AC/003
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7.1.2 Status and error displays
7.1.2.1 Status and error displays on the 3RW5 Modbus TCP communication module
"DIAG" LED
State
Meaning
Lights up green
There is at least one TCP connection between the
3RW5 communication module and a communication partner
(e.g. Modbus TCP client).
Flashes green
• The 3RW5 soft starter is not configured.
• The 3RW5 communication module is starting.
• The 3RW5 communication module is being parameterized.
• Factory settings are being restored.
• Device not performing data exchange.
Lights up red
Hardware or firmware defective.
Flashes red
• Group error (only if the 3RW5 communication module is malfunctioning)
• Switchover from old to new firmware after firmware update
(flashes briefly)
Flashes green / red
The "node flash test" was activated.
Off
No supply voltage available.