Omron NX-SID Series - Page 444

Appendix
A - 44
NX-series Safety Control Unit User’s Manual (Z930)
Timing Chart
S1: Emergency stop pushbutton
S2: Reset switch
S3: Safety light curtain
S4: Non-contact door switch
KM1 and KM2: Contactors
M: Motor
KM1 KM2
M
KM1
KM2
So0 So1 So2 So3
IOG
Unit 4 (NX-SOD400)
IOG IOG IOG
T EDM TEDM TEDM TEDM
Safety Connection
Status (Units 2 to 4)
E-STOP S1
Reset S2
KM1 and KM2
SLC S3
EDM feedback
Reset ON
E-STOP pushed
E-STOP released
Non-contact SW S4
MAX_Feedback_Time (T EDM )