Buffer Memory (Bfm; Assignment Of Unit Numbers And Outline Of Buffer Memory - Mitsubishi FX3U-4AD User Manual

FX /FX /FX PLC User's Manual - Analog Control Edition
3G 3U 3UC
FX -4DA (4-channel Analog Output)
3U
5.

Buffer Memory (BFM)

This chapter describes the buffer memory incorporated in FX
5.1

Assignment of Unit Numbers and Outline of Buffer Memory

1. Assignment of unit numbers
Unit numbers from 0 to 7 will be assigned to the special function units/blocks starting from the left one.
When the units/blocks are connected to the FX
When connected to the FX
Main unit
When connected to the FX
Unit number: 0
(Incorporated
CC-Link/LT)
Main unit
(FX -32MT
3UC
-LT(-2))
-32MT-LT(-2) PLC, unit numbers from 1 to 7 are assigned.
3UC
/FX /FX (D, DSS) Series PLC
3G 3U 3UC
Unit
number: 0
Input/output
Special
extension
function block function block
block
-32MT-LT(-2) PLC
3UC
Unit
number: 1
Input/output
Special
extension
function block function block
block
5.1 Assignment of Unit Numbers and Outline of Buffer Memory
-4DA.
3U
Unit
number: 1
Input/output
Special
extension
function unit
block
Unit
number: 2
Input/output
Special
extension
function unit
block
5 Buffer Memory (BFM)
Unit
number: 2
Special
Unit
number: 3
Special
E-15
A
B
C
D
E
F
G
H
I
J