Siemens SIRIUS 3RK3 - Displays on the Diagnostics Module

Diagnostics / service
8.2 Diagnostics via LEDs
Modular Safety System 3RK3
242 System Manual, 10/2008, 926 2530-02 DS 02
8.2.10 Displays on the diagnostics module
LED Display Description
Off
• No voltage, undervoltage, overvoltage
• Device error
Green Device OK, user program in safety mode
DEVICE
Yellow User program stopped; device in safe state (configuring
mode; configuration not released; no configuration)
Off No bus error
Red Error, e.g. incorrect PROFIBUS address
(DP interface module not addressed)
BF
Flashing red Parameterization or configuration error
Off No group error SF
Red Group error (communications error, ...)
Flashing red Group error: logic error (sequence, ...)