Omron NE1A-SCPU01 - 2006 Operation Manual page 80

Wiring
Examples of I/O Device Connections
Example of Connecting an Emergency Stop Button
11 21
12 22
S1
Note
Note
Example of Connecting Limit Switches (for a Safety Gate)
Open
Note
Note
I0 I4
I2 I6
I5
I1 I3 I7
S2
G1 T0 T2
V1
G2
V2 T1 T3
E2
E1 and E2: 24-VDC power supplies
E1
S1: Emergency stop switch
S2 Reset switch
KM1 and KM2: Contactors
Connect a 24-VDC power supply to terminals V0 and G0 (power supply termi-
nals for internal circuits).
This example shows an NE1A-SCPU01(-V1) Controller's terminal layout.
I0 I2 I4 I6
S1
I5
I1 I3 I7
S2
G1 T0 T2
V1
V2 G2 T1 T3
E2
E1
Connect a 24-VDC power supply to terminals V0 and G0 (power supply termi-
nals for internal circuits).
This example shows an NE1A-SCPU01(-V1) Controller's terminal layout.
I8 I12
I10 I14
I13
I9 I11 I15
O0 O2 O4 O6
O1 O3 O5 O7
KM2 KM1
I8 I10 I12 I14
I13
I9 I11 I15
O0 O2 O4 O6
O1 O3 O5 O7
KM2
E1 and E2: 24-VDC power supplies
S1: Safety limit switch
S2: Limit Switch (NO Contact)
KM1 and KM2: Contactors
Section 3-2
KM1-NC
KM2-NC
KM1
KM2
M
KM1-NC
KM2-NC
KM1
KM2
KM1
M
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