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Diagnostics on the wireless module
3827_en_B
PHOENIX CONTACT
11 Diagnostics on the wireless module
11.1
Diagnostic LEDs
A total of nine LEDs on the wireless module indicate the operating states.
Figure 11-1
Diagnostic LEDs of the RAD-900-IFS
PWR LED
The green PWR LED indicates the supply voltage status.
DAT LED
The green DAT LED indicates the bus communication status.
OFF
No supply voltage
ON
Supply voltage OK
OFF
No communication
Flashing
Configuration mode
ON
Cyclic data communication