Advertisement
G9SA-301 (100 to 240 VAC) with 2-channel Limit Switch Input/Auto-reset
Open
G9SA-301 (24 VAC/VDC) with 2-channel Emergency Stop Switch Input/Manual-reset
G9SA
Feedback loop
Control
circuit
Feedback loop
Control
circuit
Timing Chart
Limit switches
S1 and S2
K1 and K2
(NC)
K1 and K2
(NO)
KM1 and KM2
(NC)
KM1 and KM2
(NO)
S1:
Safety Limit Switch
with direct opening mechanism
(D4N or D4B)
S2:
Limit switch
KM1 and KM2: Magnetic Contactor
M:
3-phase motor
Note: This circuit achieves EN954-1
Safety Category 4.
Timing Chart
Emergency
stop switch S1
Reset switch
S2
K1 and K2
(NC)
K1 and K2
(NO)
KM1 and KM2
(NC)
KM1 and KM2
(NO)
PC input
PC output
KM3
S1:
Emergency stop switch
with direct opening mechanism
(A165E or A22E)
S2:
Reset switch
KM1 and KM2: Magnetic Contactor
KM3:
Solid-state Contactor
M:
3-phase motor
Note: This circuit achieves EN954-1
Safety Category 4.
G-113
Advertisement
