Advertisement
G9SA-321-T# (24 VAC/VDC) with 2-channel Limit Switch Input/Manual-reset
Open
S1:
Safety Limit Switch
with direct opening mechanism
(D4N or D4B)
S2:
Limit switch
S3:
Reset switch
KM1 and KM2: Magnetic Contactor
M:
3-phase motor
Timing Chart
Limit switches
S1 and S2
Reset switch
S3
K1 and K2
(NC)
K1 and K2
(NO)
K3 and K4
(NC)
K3 and K4
(NO)
KM1 and KM2
(NC)
KM1 and KM2
(NO)
Operation
instruction
Motor rotation
OFF-delay time
G-114
Feedback loop
Off delay
Control
timer
circuit
Note: This circuit achieves EN954-1 Safety Category 4.
The OFF-delay output, however, achieves EN954-1
Safety Category 3.
Operation
instruction
Motor controller
Safety Sensors / Components
Advertisement
