Omron NE1A-SCPU01 - 07-2009 - Appendix

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Appendix A
Appendix 1: Application and Configuration Examples
A-1-1 Emergency Stop Application
Wiring Diagram
Note (1) Connect a 24-VDC power supply to terminals V0 and G0 (power supply terminals for internal cir-
cuits).
(2) This example shows the NE1A-SCPU01(-V1)(-EIP) Controller’s terminal layout.
Safety
category
Safety detection
device
Stop category Reset method
Equivalent to 4 Emergency stop push-
button
0Manual
V1
G1 T0
T1
I1
I0
I3
I5
I2
I4
I6
I7
T2
T3
E1
S1
11 21
12 22
O1
O0
V2 G2
O3 O5
O2
O4
O6
O7
E2
KM1
KM2
I9
I8
I11
I13
I10
I12
I14
I15
KM1-NC
KM2-NC
M
KM1
KM2
E1 and E2: 24-VDC power supplies
S1: Emergency stop pushbutton
S2: Reset Switch
KM1 and KM2: Contactors
M: Motor
S2