Siemens SIRIUS 3SK1

11.2 Power-up
Display mode during power-up / parameterization in con󹪝guration mode
LED Display Explanation
(1) DEVICE Yellow or yellow 󹪞ashing Monitored start
O󹪜 Autostart
(2) OUT Yellow or yellow 󹪞ashing Cross-circuit detection ON
O󹪜 Cross-circuit detection o󹪜
(3) IN Yellow or yellow 󹪞ashing 1 x two-channel
Flickering yellow Con󹪝guration mode: Special two-hand operation con󹪝guration
Flickering red Con󹪝guration mode: impermissible con󹪝guration
O󹪜 2 x single-channel
(4) SF Yellow or yellow 󹪞ashing Startup testing o󹪜
O󹪜 Startup testing ON
Display and diagnostics
11.2 Power-up
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005 187