Siemens SIRIUS 3RW44 - Diagnosis Via LED Display

PROFIBUS DP Communication Module
SIRIUS 3RW44 manual
GWA 4NEB 535 2195-02 DS 06
8-25
8.8 Diagnosis via LED Display
Table 8-8: Diagnosis via LED display
LED Description
BUS Red Bus error
Red blinking Parameter error
Red flickering Basic factory settings restored (red flickering
for 5 sec)
Red-green
toggling
*)
Parameter error while starting S7
Green Device exchanging data!
Yellow Device not initialized and bus error!
(Send in device!)
Yellow-green
blinking
Device not initialized and parameter error!
(Send in device!)
Off Device not exchanging data!
Specifications
Error: BE = Bus error
Frequency
specifications:
Blinking: 0.5 Hz
Flickering: 8 to 10 Hz
*) Toggling: 2 to 10 Hz