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FX2NC Series Programmable Controllers Outputs 6.
6-3
6.1.2 Output circuit configuration
Interlock
For loads such as forward/reverse contactors,
etc., where a hazardous condition could result if
switched ON simultaneously, an external
interlock should be provided for interlocking the
PLC’s internal programs as shown to the right.
Limit of normal
rotation
Interlock
Limit of reverse
rotation
PLC output
element
Limit of normal
rotation
Interlock
Limit of reverse
rotation
PLC output
element
External Writing of Sink Output Type
External Writing of Source Output Type