Mitsubishi Electric FX3G SERIES Programming Manual page 427

Programmable controllers

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Table of Contents

Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

3. Timing chart

When the ten keys are pressed in the order "[1] → [2] → [3]

→ [4]" shown in the figure, "2130" is stored in (D0).

When an input value is larger than "9999", it overflows from

the most significant digit.

(An input numeric value is stored in binary format in D0).

When X002 is pressed, M12 turns ON and remains ON until

another key is pressed. Other keys work in the same way.

In this way, M10 to M19 turn ON and OFF according to the

inputs X000 to X011.

When pressing a key, the key sensing output M20 is ON only

while it is pressed.

15 External FX I/O Device – FNC 70 to FNC 79

15.1 FNC 70 – TKY / Ten Key Input

Key sensing output

Fx3u series Fx3uc series