Omron NE1A-SCPU01 - 07-2009 - Page 87

53
Wiring Section 3-2
Examples of I/O Device Connections
Example of Connecting an Emergency Stop Button
Note Connect a 24-VDC power supply to terminals V0 and G0 (power supply termi-
nals for internal circuits).
Note This example shows an NE1A-SCPU01(-V1)(-EIP) Controller’s terminal lay-
out.
Example of Connecting Limit Switches (for a Safety Gate)
Note Connect a 24-VDC power supply to terminals V0 and G0 (power supply termi-
nals for internal circuits).
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
KM1KM2
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 switch
S2 Reset switch
KM1 and KM2: Contactors
M: Motor
S2
V1
G1 T0
T1
I1
I0
I3
I5
I2
I4
I6
I7
T2
T3
E1
S1
O1
O0
V2 G2
O3 O5
O2 O4 O6
O7
E2
KM1
KM2
KM1KM2
I9
I8
I11
I13
I10
I12
I14
I15
KM1-NC
KM2-NC
S2
Open
M
E1 and E2: 24-VDC power supplies
S1: Safety limit switch
S2: Limit Switch (NO Contact)
KM1 and KM2: Contactors
M: Motor