Omron Sti F3SJ-E N25 Series User Manual page 114

Input/Output Circuit and Applications
 Muting system
F39-JD A-L
B1 A1
S1 : External test switch (connect to 24 V if a switch is not required)
S2 : Reset switch
S3 : Lockout reset switch (connect to 0 V if a switch is not required)
A1 : Contact by muting sensor A1
B1 : Contact by muting sensor B1
K1,K2,K3 : Safety relay with force-guided contact (G7SA)
KM1,KM2 : Safety relay with force-guided contact (G7SA) or magnetic contactor
ML : External indicator
M : 3-phase motor
*1. Also used for override input.
*2. Under muting system, connect to 24 V as the external device monitoring cannot be used.
External test switch
K1,K2 N.C. contact
K1,K2 N.O. contact
KM1,KM2 N.C. contact
KM1,KM2 N.O. contact
Enable reset switch S2 for long enough with the consideration of the operating time or recovery time of each relay that
you use.
F3SJ-E/B
98
User's Manual
Communication line (+) (Gray)
Communication line (-) (Pink)
S1 S3
Unblocked
Blocked
Reset switch
(S2)
(S1)
Safety output
K3 N.C. contact
K3 N.O. contact
Muting input 1
Muting input 2
External indicator
- Does not use external device
monitoring function
F39-JD A-D
KM1
Feedback loop
KM2
S2
K1 K3 K2 K3
K3
ML K1 K2
+24 V +24 V
KM1 KM2
K1
K2
K3
0 V
+24 V
K3
K1
K2
+24 VDC
Power
supply
0 V
KM1
KM2
K1
M
K2
K3