Displays On Expansion Module 2/4F-Di 2F-Do; Displays On Expansion Module 4F-Do - Siemens SIRIUS 3RK3 Equipment Manual

Diagnostics / service
7.3 Diagnostics with LEDs
7.3.2.7

Displays on expansion module 2/4F-DI 2F-DO

LED
SF / IN1
IN2, IN3,
IN4,
Q1, Q2
7.3.2.8

Displays on expansion module 4F-DO

LED
SF / Q1
Q2, Q3,
Q4,
266
Display Explanation
off Input signal not present
green Input signal present
green flashing Error detected (cross-circuit at input / wirebreak / short-circuit to power
(1.75 s cable / discrepancy error / feedback circuit error / sequence error / error
on / 0.25 s off) during startup test)
Input signal present
green flashing Error detected (cross-circuit at input / wirebreak / short-circuit to power
(0.75 s cable / discrepancy error / feedback circuit error / sequence error / error
on / 1.25 s off) 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)")
off Input signal not present
green Input signal present
green flashing Error detected (cross-circuit at input / wirebreak / short-circuit to power
(1.75 s cable / discrepancy error / feedback circuit error / sequence error / error
on / 0.25 s off) during startup test)
Input signal present
green flashing Error detected (cross-circuit at input / wirebreak / short-circuit to power
(0.75 s cable / discrepancy error / feedback circuit error / sequence error / error
on / 1.25 s off) during startup test)
Input signal not present
off Output signal not present
green Output signal present
Display Explanation
off Output signal not present
green Output signal present
red Device defective or error on the system bus
(see also Chapter ""SF" on the expansion module lights up red
(Page 256)")
Off Output signal not present
Green Output signal present
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006