Omron NE1A-SCPU01 - 07-2009 Operation Manual page 309

A-1-5 Safety Mat Application
Safety
category
Equivalent to 3
Wiring Example
Black
Black
S2
S1
E1
Note (1) Connect a 24-VDC power supply to terminals V0 and G0 (power supply terminals for internal
circuits).
(2) This example shows the NE1A-SCPU01(-V1)(-EIP) Controller's terminal layout.
Timing Diagram
350 ms min.
ESTOP
S2
RESET
S1
MAT
KM1,2
EDM
Feedback
T
Idle to RUN
Safety detection
device
• Safety mat
• Emergency stop
pushbutton
White
Auto reset
White
I0 I2
I6
I4
I1 I3 I5 I7
G1 T0 T2
V1
V2 G2a T1 T3
350 ms min.
T
EDM
EDM T
EDM
T
EDM
Stop category
0
E1 and E2: 24-VDC power supply
S1: Reset switch
S2: Emergency stop pushbutton
KM1 and KM2: Contactors
M: Motor
I12
I8 I10 I14
I15
I9 I11
I13
O0 O2 O4 O6
O1 O3 O5 O7
KM1 KM2
Emergency stop button (ESTOP) pressed.
T
: Maximum feedback time
Appendix A
Reset method
Manual
KM1
KM1-NC
KM2
KM2-NC
M
EDM
275