Fnc177 - Wr3A / Write To Dedicated Analog Block - Mitsubishi Electric FX3G SERIES Programming Manual

Programmable controllers

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Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

FNC177 – WR3A / Write to Dedicated Analog Block

This instruction writes a digital value to the analog block FX

1. Instruction format

Operand Type

3. Applicable devices

X Y M T C S D .b KnX KnY KnM KnS

Explanation of function and operation

1. 16-bit operation (WR3A)

: Special block number

: Analog output channel number

-2DA : K21 (ch 1) or K22 (ch 2)

: Data to be written

Specify a value output to the analog block.

-2DA : 0 to 4095 (12 bits)

-3A is available only for the FX

16-bit Instruction

Special block number

(D, DS, DSS) PLC: K0 to K7

-32MT-LT(-2) : K1 to K7

Analog output channel number

Data to be written or word device storing data to be written

Digit Specification

(D, DS, DSS) PLC : K0 to K7

-32MT-LT(-2) : K1 to K7 (K0 indicates the built-in CC-Link/LT master.)

: 0 to 255 (8 bits)

22 External Device – FNC170 to FNC179

22.4 FNC177 – WR3A / Write to Dedicated Analog Block

Operation Condition

32-bit Instruction

Pulse (Single)

Word Devices

Operation Condition

16-bit binary

Fx3u series Fx3uc series