7 Data Link Processing Time
7.3 Status of Each Station when an Error has Occurred
79
FX3U-16CCL-M User's Manual
1
Introduction
2
Specification
3
System
Configuration
4
Installation
5
Wiring
6
Introduction of
Functions
7
Data Link
Processing
Time
8
Parameter
Setting
9
Data Link
Procedure
10
Buffer Memory
7.3.2 Status of remote device station and intelligent device station when an error has
occurred
The table below shows the status of remote device station and intelligent device station when an error has
occurred.
Data link status
Remote device station
Remote input
(RX)
Remote output
(RY)
Remote
register (RWw)
Remote
register (RWr)
When the master station PLC is stopped (data link continues) Continue Clear Continue Continue
When data link is stopped
in the entire system
Data link disorder
station setting
(master station setting)
Clear
Undefined All OFF Undefined Undefined
Keep
When a communication
error occurred (due to
power OFF, etc.) in a
remote I/O station
Data link disorder
station setting
(master station setting)
Clear
Continue Continue Continue Continue
Keep
When a communication
error occurred (due to
power OFF, etc.) in a
remote device station
Data link disorder
station setting
(master station setting)
Clear
Undefined Undefined Undefined Undefined
Keep
When a communication
error occurred (due to
power OFF, etc.) in an
intelligent device station
Data link disorder
station setting (master
station setting)
Clear
Continue Continue Continue Continue
Keep
Data link status
Intelligent device station
Remote input
(RX)
Remote output
(RY)
Remote
register (RWw)
Remote
register (RWr)
When the master station PLC is stopped (data link continues) Continue Clear Continue Continue
When data link is stopped
in the entire system
Data link disorder
station setting
(master station setting)
Clear
Undefined All OFF Undefined Undefined
Keep
When a communication
error occurred (due to
power OFF, etc.) in a
remote I/O station
Data link disorder
station setting
(master station setting)
Clear
Continue Continue Continue Continue
Keep
When a communication
error occurred (due to
power OFF, etc.) in a
remote device station
Data link disorder
station setting
(master station setting)
Clear
Continue Continue Continue Continue
Keep
When a communication
error occurred (due to
power OFF, etc.) in an
intelligent device station
Data link disorder
station setting (master
station setting)
Clear
Undefined Undefined Undefined Undefined
Keep