Omron DeviceNet Safety NE0A Series Operation Manual page 186

Application Templates
Application Template 5
Safety category
4
Application Overview
SLC1 detects a human body and the limit switch detect the
location of the robot arm (hazard).
Output goes OFF when both are intercepted simultaneously.
The output also goes OFF when emergency pushbutton S1
is pressed.
Wiring Example
Note (1) Connect a 24-VDC power supply to terminals V0 and G0 (power supply terminals for internal circuits).
(2) This example shows the NE0A-SCPU01 Controller's terminal layout.
Safety device
• Emergency stop pushbutton
• Safety light curtain (SLC1)
• Limit switch
Stop category
0 Manual
S1
S2
S3 S4
E1 and E2: 24-VDC power supplies
S1: Emergency stop pushbutton
S2: Safety light curtain
S3: Safety limit switch (NC)
S4: Limit switch (NO)
S5: Reset switch
KM1 and KM2: Contactors
M: Motor
Appendix A
Reset
S5
Safety limit switch (NC)
turns OFF when the robot
arm goes to the side with
the worker.
161