Mitsubishi FX3U User Manual

10 Buffer Memory
10.11 [BFM#992 to #1503] Slave Station Offset, Size
118
FX3U-16CCL-M User's Manual
- When the remote net additional mode is used
Value of RX/RY/RWw/RWr offset, size
Buffer memory name Value (Hex.) Description
Station No. 1 RX offset E0H Head buffer memory No. of RX of station No. 1
Station No. 1 RX size 2H 32 (number of RX points) / 16 = 2 words
Station No. 2 RX offset E2H Head buffer memory No. of RX of station No. 2
Station No. 2 RX size 4H
The 4 words of the buffer memory No. E2H to E5H are the corresponding size of
RX of station No. 2.
Station No. 3 RX offset E2H As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 3 RX size 0H (Initial value) As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 4 RX offset 4006H Head buffer memory No. of RX of station No. 4
Station No. 4 RX size 8H
The 8 words of the buffer memory No. 4006H to 400DH are the corresponding size
of RX of station No. 4.
Station No. 1 RY offset 160H Head buffer memory No. of RY of station No. 1
Station No. 1 RY size 2H 32 (number of RY points) / 16 = 2 words
Station No. 2 RY offset 162H Head buffer memory No. of RY of station No. 2
Station No. 2 RY size 4H
The 4 words of the buffer memory No. 162H to 165H are the corresponding size of
RY of station No. 2.
Station No. 3 RY offset 162H As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 3 RY size 0H (Initial value) As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 4 RY offset 4206H Head buffer memory No. of RY of station No. 4
Station No. 4 RY size 8H
The 8 words of the buffer memory No. 4206H to 420DH are the corresponding size
of RY of station No. 4.
Station No. 1 RWw offset 1E0H Head buffer memory No. of RWw of station No. 1
Station No. 1 RWw size 4H
1 (number of occupied stations) × 4 words = 4 (A remote I/O station also occupies
this area.)
Station No. 2 RWw offset 1E4H Head buffer memory No. of RWw of station No. 2
Station No. 2 RWw size 8H
2 (number of occupied stations) × 4 words = 8
Buffer memory size No. of RWw of station No. 2
Station No. 3 RWw offset 1E4H As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 3 RWw size 0H (Initial value) As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 4 RWw offset 440CH Head buffer memory No. of RWw of station No. 4
Station No. 4 RWw size 20H 1 (number of occupied stations) × 4 words × 8 = 32
Station No. 1 RWr offset 2E0H Head buffer memory No. of RWr of station No. 1
Station No. 1 RWr size 4H
1 (number of occupied stations) × 4 words = 4 (A remote I/O station also occupies
this area.)
Station No. 2 RWr offset 2E4H Head buffer memory No. of RWr of station No. 2
Station No. 2 RWr size 8H
2 (number of occupied stations) × 4 words = 8
Buffer memory size No. of RWr of station No. 2
Station No. 3 RWr offset 2E4H As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 3 RWr size 0H (Initial value) As 2 stations are occupied, the area of station No. 2 is checked.
Station No. 4 RWr offset 4C0CH Head buffer memory No. of RWr of station No. 4
Station No. 4 RWr size 20H
1 (number of occupied stations) × 4 words × 8 = 32
Master
station
Station No. 1
(occupies 1
station)
Ver. 1 compatible
remote I/O station
Station No. 2
(occupies 2
stations)
Ver. 1 compatible remote
device station
Station No. 4
(occupies 1
station)
Ver. 2 compatible octuple
intelligent device station

Mitsubishi FX3U Specifications

General

Series	FX3U
Program Capacity	64k steps
Type	PLC
Power Supply	AC: 100-240V, DC: 24V
I/O Points	Up to 384 points
Communication	RS-232C, USB, Ethernet
Expansion	Supports multiple expansion modules including I/O, analog, and communication modules
Programming Language	Ladder Logic, SFC, Function Block Diagram
High-speed Processing	0.065 μs per basic instruction
Analog I/O	Available with expansion modules
Positioning Control	Up to 3 axes of positioning control
Weight	0.3 kg (Main unit)