Data Transfer Sequence Error [M8138 To M8190] [M504 To M511] - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
N:N Network

10.2.4 Data transfer sequence error [M8138 to M8190] [M504 to M511]

These devices turn ON when a data transfer sequence error occurs in the master station or a slave station.
1. Stations requiring program setting
Setting is required for the master station and slave stations.
However, setting for the station itself is not required.
2. Detailed contents
A used device varies depending on the FX Series.
FX Series
FX , FX , FX
1N 1NC 2N
FX , FX , FX
2NC 3S 3G
FX , FX , FX
3GC 3U
FX , FX
0N 1S
3. Cautions on use
Data transfer sequence errors in a station itself cannot be detected.
Do not set these devices to ON using a program or programming tool.
10.2.5 Data transfer sequence ON [M8191] [M503]
This device remains ON while data transfer is being from or to in the master station or slave station.
1. Stations requiring program setting
Setting is required for the master station and slave stations.
2. Detailed contents
The device used varies depending on the FX Series.
FX Series
FX , FX , FX
1N 1NC 2N
FX , FX , FX
2NC 3S 3G
FX , FX , FX
3GC 3U
FX , FX
0N 1S
3. Cautions on use
Do not set this device to ON using a program or programming tool.
10.2.6 Serial communication error code [D8063 and D8438]
These devices store the serial communication error code (D8438 is available in the FX
FX ).
3UC
1. Stations requiring program setting
Setting is required for the master station and slave stations to check the error code.
2. Detailed contents
The following error code is stored when a serial communication error occurs.
Error code
ch1
D8063
6308
6309
3. Cautions on use
Serial communication errors are not cleared even after communication has recovered its normal status.
Serial communication errors are cleared in FX
turned off and on.
Serial communication errors are cleared in other PLCs when the mode is switched from STOP to RUN.
Slave
Master
station
station
No. 1
,
, M8183 M8184
3UC
M504 M505
Data transfer sequence ON
,
, M8191
3UC
M503
ch2
D8438
3808 N:N Network parameter setting error
3809 N:N Network setting error
Slave Slave Slave
station station station
No. 2 No. 3 No. 4
M8185 M8186 M8187
M506 M507 M508
Description
, FX , FX , FX and FX
3S 3G 3GC 3U
10 Related Data
10.2 Details of Related Devices
Slave Slave Slave
station station station
No. 5 No. 6 No. 7
M8188 M8189 M8190
M509 M510 M511
, FX , FX and
3G 3GC 3U
PLCs when the power is
3UC
B-61
A
B
C
D
E
F
G
H
I
Apx.A