Mitsubishi FX3U User Manual

11 Programming
11.2 Link Special Relay (SB)/Link Special Register (SW)
135
FX3U-16CCL-M User's Manual
11
Programming
12
Remote I/O Communication Example
13
Remote Device Communication Example
14
Int. Device Communication Example
15
Compound Sys. Communication Example
16
Troubleshooting
A
Version Information
B
Setting Sheet
C
Differences with FX
2N
-16CCL-M
11.2.3 Update timing of the link special registers
The timing at which the data in the link special registers (SW) is updated varies depending on the register
number as shown in the table below.
Link special register Data update timing Link special register Data update timing
SW0041
Updated independently without
regard to SB
SW0071 Updated independently without
regard to SB (updated after each
station is stabilized)
SW0045 SW0072
SW0060 Updated when SB0060 changes SW0074 Updated when SB0074 changes
SW0061 Updated when SB0061 changes SW0078 Updated when SB0075 changes
SW0067
Updated independently without
regard to SB
SW0080 Updated when SB0080 changes
SW0069 SW0088
Updated independently without
regard to SB
SW006A SW0098
SW006D SW009C
SW006E SW00B4
SW006F SW00B8
SW0070 - -

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)