Serial Communication Error Code [D8063 And D8438] - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Parallel Link

10.2.9 Serial communication error code [D8063 and D8438]

These devices store the serial communication error code. (D8438 is available only in the FX
and FX .)
3UC
1. Applicable stations
The master and slave station may check the serial communication error code.
2. Detailed contents
The table below shows the details of error codes.
Device
D8063
(ch 1)
D8438
(ch 2)
3. Cautions on use
Do not set this device to ON using a program or programming tool.
Serial communication errors code are not cleared even when communication is restored.
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.
10.2.10 Operation mode display [D8419 and D8439]
These devices store the communication type being used. (in the FX
1. Detailed contents
These devices store the code of the communication type currently being used in the communication port.
When communication port ch1 is used, D8419 stores the communication type.
When communication port ch2 is used, D8439 stores the communication type.
The table below shows the contents of the communication type codes.
Code
0
1
2
3
4
5
6
7
8
9
10
11
12
Error code
0000 No error
6312 Character error in parallel link
6313 Sum check error in parallel link
6314 Format error in parallel link
0000 No error
3812 Character error in parallel link
3813 Sum check error in parallel link
3814 Format error in parallel link
Programming communication
PP modem mode
Protocol dedicated to computer link
N:N Network
RS instruction
RS2 instruction
Parallel link
Inverter instruction
Variable analog potentiometer expansion board is used.
MODBUS communication
CF-ADP
ENET-ADP
Input/output expansion board is used.
Description
, FX , FX , FX and FX
3S 3G 3GC 3U
, FX
3S 3G
Description
10 Related Data
10.2 Details of Related Devices
, FX , FX
3G 3GC
Action
Verify that the parallel link
setting programs are
correct, and check the wiring
also.
PLCs when the power is
3UC
, FX , FX and FX )
3GC 3U 3UC
C-55
A
3U
B
C
D
E
F
G
H
I
Apx.A