Mitsubishi Electric FX3G SERIES Programming Manual page 426

Programmable controllers

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Table of Contents

Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

3. Number of occupied device

Ten bit devices are occupied from

Because these devices are occupied even if the ten keys are not connected, they cannot be used for any other

Eleven bit devices are occupied from

Make sure that these devices are not used in other controls for the machine.

+10: Is ON while either one among "0" to "9" keys is pressed (key sensing output).

4. Limitation in the number of instructions

The TKY or DTKY instruction can only be used once in a program.

When the TKY and/or DTKY instruction need to be used two or more times, use the indexing (V, Z) function.

Program example

In the program example shown below, the input X000 is set as the head bit device, and the ten keys "0" to "9" are

2. Connection diagram

This connection diagram shows an example of FX

For wiring details, refer to the following manual.

S/S X000 X001 X002 X003

+9: Turn ON or OFF according to input of the ten keys "0" to "9".

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

for connecting the ten keys.

for outputting the key pressing information.

PLC (sink input).

15.1 FNC 70 – TKY / Ten Key Input

Hardware Edition

Fx3u series Fx3uc series