Mitsubishi FX3U-16CCL-M User Manual

6 Introduction of Functions
6.4 Handy Functions
67
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
6.4.4 Data link stop/restart
This function stops and restarts the data link in the host station.
When the data link is stopped in the master station, the data link is stopped in the entire system.
1. The table below shows link special relays and registers related to data link stop/restart
• Link special relay (SB)
• Link special register (SW)
2. The figure below shows a program example to stop/restart the data link
1) Relationship between the PLC and the master station
SB No.
BFM No.
Name Description
Hex. Dec. Bit
SB0000 5E0H 1504 b0 Data link restart
Restarts the data link which was stopped by SB0002.
OFF: Does not give restart specification.
ON : Gives restart specification.
SB0002 5E0H 1504 b2 Data link stop
Stops the data link in the master station.
If the master station sets this relay to ON, the entire system stops.
OFF: Does not give stop specification.
ON : Gives stop specification.
SB0040 5E4H 1508 b0
Data link restart acceptance
status
Indicates the data link restart specification acceptance status.
OFF: Not accepted
ON : Accepted
SB0041 5E4H 1508 b1
Data link restart completion
status
Indicates the data link restart specification acceptance completion
status.
OFF: Not completed
ON : Completed
SB0044 5E4H 1508 b4 Data link stop acceptance
Indicates the data link stop specification acceptance status.
OFF: Not accepted
ON : Accepted
SB0045 5E4H 1508 b5 Data link stop complete
Indicates the data link stop specification acceptance completion
status.
OFF: Not completed
ON : Completed
SB No.
BFM No.
Name Description
Hex. Dec.
SW0041 641H 1601 Result of data link restart
Stores the execution result of data link restart specification by
SB0000.
0: Normal
Other than 0: Stores the error code (Refer to Section 16.3.).
SW0045 645H 1605 Result of data link stop
Stores the execution result of data link stop specification by
SB0002.
0: Normal
Other than 0: Stores the error code (Refer to Section 16.3.).
PLC Master station
M15 to M0
M35 to M20
SB000F to SB0000
SB004F to SB0040
#5E0H
#5E4H
TO
instruction
FROM
instruction
Link special relay (SB)BFM No.

Mitsubishi FX3U-16CCL-M Specifications

General

Brand	Mitsubishi
Model	FX3U-16CCL-M
Category	Controller
Language	English