Omron G9SP-N20S Operation Manuals page 222

Application Templates
Safety I/O Terminal Settings
Input Terminals
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.
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Output Terminals
Appendix A