Mitsubishi Electric FX3G SERIES Programming Manual page 722

Programmable controllers

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Table of Contents

Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

Program examples

In the case of FX

In the example shown below, only extension registers R10 to R19 (in sector 0) need to be updated in the

extension file registers (ER). When X000 is set to ON, sector 0 (head device R0) is written to the extension file

registers 128 points at a time. (128 points are written in one operation cycle)

Setting data

Extension registers (R)

Device number Current

PLCs Ver. 1.30 or later and FX

Instruction execution complete flag

Setting backup data

Extension file registers (ER)

Device number Current value

33 Extension File Register Control – FNC290 to FNC299

PLCs Ver. 2.20 or later

33.2 FNC291 – SAVER / Save to ER

Setting backup data

Extension file registers (ER)

Device number Current value

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