Omron NE1A-SCPU01 - 07-2009 Operation Manual page 303

A-1-3 Safety Gate Application (2)
Safety
category
Equivalent to 4
Wiring Example
Open
S3
S1
11 21
S2
12 22
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 detection
device
Safety limit switch
Emergency stop push-
button
Open
S4
I2 I4 I6
I0
I1 I3 I5 I7
G1 T0 T2
V1
E1
V2 G2 T1 T3
KM1
Stop category
0 Auto reset
0 Manual
E1 and E2: 24-VDC power supply
S1: Emergency stop pushbutton
S2: Reset Switch
S3 and S5:Safety limit switch
S5
S4 and S6: Limit switch
KM1, KM2, KM3, and KM4: Contactors
M: Motor
S6
I8 I10 I12
I14
KM3-NC
I9 I11 I13 I15
KM1-NC
KM4-NC
O0 O2 O4 O6
KM2-NC
O1 O3 O5 O7
KM2 KM3 KM4
Appendix A
Reset method
KM1
KM2
M
KM3
KM4
M
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