B-51
FX Series PLC User's Manual - Data Communication Edition
N:N Network
9 Troubleshooting
9.6 Checking Absence/Presence of Data Transfer Errors
A
Comm
on I
te
ms
B
N:
N N
etwo
rk
C
Paral
le
l Li
nk
D
Com
puter Li
nk
E
In
verter
C
omm
uni
cation
F
N
on-Proto
col
C
ommunicati
on
(R
S/RS
2 Instru
ction
)
G
No
n-
Protoc
ol
Co
mmuni
ca
tion
(FX
2N
-2
32IF)
H
Programm
ing
Comm
uni
cation
I
Re
mo
te
Ma
intenance
Apx.A
D
isco
nti
nued
models
9.6.2
Checking data transfer sequence errors
When a link error occurs in the master station or slave station, the data transfer sequence error flag turns ON.
The data transfer sequence error flag varies depending on the FX Series and station number. Refer to the
table below.
9.6.3
Checking error codes
When a data transfer sequence error occurs, the corresponding data transfer sequence error flag turns ON,
and the error code is stored in the corresponding data register.
For error codes, refer to the next page.
1. Error storing device
The data register used to store the data transfer error code varies depending on the FX Series and station
number. Refer to the table below.
2. Error code list
The data register for storing the data transfer error code stores the corresponding error code. When a data
transfer sequence error occurs, refer to the error code list shown below, and confirm the check points.
FX Series
Master
station
Slave
station
No. 1
Slave
station
No. 2
Slave
station
No. 3
Slave
station
No. 4
Slave
station
No. 5
Slave
station
No. 6
Slave
station
No. 7
FX
1N
, FX
1NC
, FX
2N
,
FX
2NC
, FX
3S
,
FX
3G
,
FX
3GC
, FX
3U
, FX
3UC
M8183
M8184
M8185
M8186
M8187
M8188
M8189
M8190
FX
0N
, FX
1S
M504
M505
M506
M507
M508
M509
M510
M511
FX Series
Master
station
Slave
station
No. 1
Slave
station
No. 2
Slave
station
No. 3
Slave
station
No. 4
Slave
station
No. 5
Slave
station
No. 6
Slave
station
No. 7
FX
1N
, FX
1NC
, FX
2N
,
FX
2NC
, FX
3S
,
FX
3G
,
FX
3GC
, FX
3U
, FX
3UC
D8211
D8212
D8213
D8214
D8215
D8216
D8217
D8218
FX
0N
, FX
1S
D211
D212
D213
D214
D215
D216
D217
D218
Error
code
Error name
Station
in which
error
occurred
Station
which
detected
error
Contents of error
Check point
01H
Monitoring timeout
L
M
Slave station did not respond to the
sending request from the master station
within the monitoring time.
Wiring and power
supply
02H
Station number
error
L
M
An unexpected slave station responded
to the sending request by the master
station.
Station number
settings
03H
Counter error
L
M
The counter value included in the
parameter data is different from the
counter value given by a slave station.
Wiring
04H
Message format
error
L
M, L
The message given by the slave station
is incorrect.
Wiring, power
supply and station
number settings
11H
Monitoring timeout
M
L
The master station did not give a sending
request to the next slave station within
the monitoring timer.
Wiring and power
supply
14H
Message format
error
M
L
The message from the master station is
incorrect.
Wiring, power
supply and station
number settings
21H
Slave station no
response error
L
L
*1
The specified slave station does not exist.
Wiring, power
supply and station
number settings
Summary of Contents for FX-485ADP
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Page 120: ...B 2 FX Series PLC User s Manual Data Communication Edition N N Network ...
Page 188: ...C 2 FX Series PLC User s Manual Data Communication Edition Parallel Link ...
Page 244: ...D 2 FX Series PLC User s Manual Data Communication Edition Computer Link ...
Page 344: ...E 2 FX Series PLC User s Manual Data Communication Edition Inverter Communication ...
Page 700: ...H 2 FX Series PLC User s Manual Data Communication Edition Programming Communication ...
Page 752: ...I 2 FX Series PLC User s Manual Data Communication Edition Remote Maintenance ...
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