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-|Transparent Guide|-
18, Bansong-ro 513Beon-gil, Haeundae-gu, Busan, Republic of Korea, 48002
www.autonics.com | +82-51-519-3232 | [email protected]
Connection Examples 7
■ Relay unit-Safety door lock switch
Connections
Start
PL/Safety category
Safety controller: Relay unit SFC-R212-R2□□
Safety door lock switch: SFDL Series
Push button switch (from Annex C of ISO 13849-1)
Contactor of rated load (from Annex C of ISO 13849-1)
Manual
PLe/Cat.4 equivalent
M1
2
M11
A2
A1
M5
2
M51
M22
M2
1
M5
3
FUSE
X1
38
37
24
48
47
23
14
13
24
V
GN
D
OP
EN
St
op signal
MC2
MC
1
SW1
Unlock signal
SW
4
SW
2
MC2
MC
1
SW
3
MC
1
MC2
M1
MC
1
MC2
GN
D
GN
D
24V
PLC etc.
SW1: Safety limit switch
SW2: Safety door lock switch
SW3: Feedback start switch
SW4: Unlock switch
MC1 to MC4: Magnetic contactor
M1, M2: 3-phase motor
Safety controller: Relay unit
Off-Delay
Power
Safety Input 1
Safety Input 2
Feedback
Start Input
Auxiliary Output
Safety Relay Output
Instantaneous
•
Operation timing chart
Off-delay
time
Guard closed
→ opened
Guard can
be opened.
Rotation of motor
Safety limit switch SW1
Safety door switch SW2
Feedback start switch SW3
Unlock signal
Stop signal
Unlock switch SW4
MC1, MC2 a contact
MC1, MC2 b contact
Motor operation command
•
Set the switches for off-delay time on the front and back of the relay unit to the same.