Datasheet

G-163D4NL
Application Examples
G9SA-321-T@ (24 VAC/VDC) + D4NL-@@@A-@, @@@B-@, @@@C-@ 
(Mechanical Lock Type) + D4D-@520N Circuit Diagram
OPEN
S4
KM1
KM2
Lock release signal
S2
Operation 
instruction
Motor controller
Off delay 
timer
Control 
circuit
Timing Chart
Motor rotation
OFF-delay time
S1:  Safety Limit Switch 
with direct opening mechanism 
(D4N)
S2:  Guard Lock Safety-door Switch
S3: Reset switch
S4:  Lock release switch
KM1 and KM2: Magnetic Contactor
M: 3-phase motor
Limit switch S1
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
Lock release 
signal
Lock release 
switch S4
Stop signal
Guard opens
Guard can be opened
Stop signal
11
12
41
42
Feedback loop
Guard Lock 
Safety-door 
Switch S2
TH
SA










