Signal Processing - Mitsubishi Electric M800VW Series Programming Manual

Plc programming

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M800V/M80V Series PLC Programming Manual (2/2)

14 PLC Help Function

14.23 PLC Switches

14.23.3 Signal Processing

Switch input signal

 When setting is done on the PLC switch screen, the input device X corresponding to the specified switch No. is turned ON

or OFF to switch over the switch state.

 When reversing signal Y is turned ON from the user PLC, its corresponding input device X and the switch state are

reversed. Reversing signal Y is reset immediately after the CNC reverses the input device X and the switch state. It is

turned ON by one pulse (scan) only also in the user PLC. In either case, when output device Y is set to ON based on the

input device X state, the corresponding switch name is highlighted.

IB-1501668-B

External switch

Status display signal

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