Siemens Sirius 3TK2826 - Page 25

Operation
8.6 LEDs, keys and their meanings (undelayed and delayed)
3TK2826 safety relay
Manual, 08/2007, GWA NEB 926 1579-02 DS 02
25
LED Status Meaning
Off Cross-circuit detection off
Yellow Cross-circuit detection on
1
Flashing
yellow
Configuration mode, waiting for confirmation
Off NC contact / NO contact
Yellow NC contact/NC contact
2
Flashing
yellow
Configuration mode, waiting for confirmation
Off 2 x 1-channel
Yellow 1 x 2-channel
3
Flashing
yellow
Configuration mode, waiting for confirmation
Off Debounce time Y12, Y22, Y34 ~ 50 ms
Yellow Debounce time Y12, Y22, Y34 ~ 10 ms
4
Flashing
yellow
Configuration mode, waiting for confirmation
Off Autostart sensor circuit
Yellow Monitored start sensor circuit
5
Flashing
yellow
Configuration mode, waiting for confirmation
Off Cascading input 1, autostart
Yellow Cascading input 1, monitored start
6
Flashing
yellow
Configuration mode, waiting for confirmation
Off With startup testing
Yellow Without startup testing
7
Flashing
yellow
Configuration mode, waiting for confirmation
Off Automatic start after power failure
Yellow Without automatic startup after power failure
8
Flashing
yellow
Configuration mode, waiting for confirmation