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Application Templates Appendix A
Timing Chart
Safety I/O Terminal Settings
Program
Precautions for Safe Use
• Perform a function test every six months to detect contact welding failures on contactors.
• It is the user's responsibility to make sure that the entire system complies with standards.
• For safety reasons, two electrical switching elements and two mechanical actuators are
always necessary to detect electrical faults and mechanical faults.
Hazard
approaches.
S2 detects a
human body.
Reset ON
E-Stop S1
SLC1
S2
SLC2
S3
Reset S4
EDM feedback
KM1, KM2
Idle → Run
More than
350 ms
More than
350 ms
S2 detects a human body and S3
detects the robot arm.
E-Stop released
E-Stop pressed
S3 detects the
robot arm.
Hazard (e.g., robot arm) is
interrupting light to S3 and stopped.
More than
350 ms
Input Terminals
Output Terminals
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