Siemens SIRIUS 3RK3 - Displays on Expansion Module 2;4 F-DI 1;2 F-RO

7.3.2.6 Displays on expansion module 2/4F-DI 1/2F-RO
LED Display Explanation
SF / IN1 o󹪜 Input signal not present
green Input signal present
green 󹪞ashing
(1.75 s
on / 0.25 s o󹪜)
Error detected (cross-circuit at input / wirebreak / short-circuit to power
cable / discrepancy error / feedback circuit error / sequence error / error
during startup test)
Input signal present
green 󹪞ashing
(0.75 s
on / 1.25 s o󹪜)
Error detected (cross-circuit at input / discrepancy error / feedback circuit
error / sequence error / error during startup test)
Input signal not present
red Device defective or error on the system bus
(see also Chapter ""SF" on the expansion module lights up red
(Page 256)")
IN2, IN3,
IN4,
o󹪜 Input signal not present
green Input signal present
green 󹪞ashing
(1.75 s
on / 0.25 s o󹪜)
Error detected (cross-circuit at input / wirebreak / short-circuit to power
cable / discrepancy error / feedback circuit error / sequence error / error
during startup test)
Input signal present
green 󹪞ashing
(0.75 s
on / 1.25 s o󹪜)
Error detected (cross-circuit at input / wirebreak / short-circuit to power
cable / discrepancy error / feedback circuit error / sequence error / error
during startup test)
Input signal not present
Q1, Q2 o󹪜 Output signal not present
green Output signal present
Diagnostics / service
7.3 Diagnostics with LEDs
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006 265