External I/O Signal Connection Example Using A Motion Controller - Mitsubishi Electric MR-J4-10B(-RJ) Instruction Manual

13. USING STO FUNCTION

13.3.4 External I/O signal connection example using a motion controller

This connection diagram is an example of STO circuit configured with a servo amplifier and motion
controller. Use the switch that complies with the requirement of ISO/EN ISO 13849-1 Category 3 PL d as an
emergency stop switch. This connection example complies with the requirement of ISO/EN ISO 13849-1
Category 3 PL d. The following shows an example of I/O (X and Y) signal assignment of the motion
controller safety signal module. For details, refer to the motion controller user's manual.
POINT
This connection is for source interface. For the other I/O signals, refer to the
connection examples in section 3.2.2.
For MC-Y0B and PC-Y0B, design a sequence program to output MC-Y0B and
PC-Y0B after the servo motor stops.
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