11Detailed Error Information [Bfm #29 (1Dh)] - Mitsubishi Electric MELSEC FX2N-64CL-M User Manual

FX2N-64CL-M CC-Link/LT Master Block Model
10.2.11 Detailed error information [BFM #29 (1Dh)]
Each type of error is assigned to a bit of the buffer memory [BFM #29 (1Dh)]. The status is
indicated by the 0 (OFF)/1 (ON) status of each bit.
Bit
Link error in
b0
some stations
Link error in all
b1
Remote I/O
b2
Out-of-control-
b3 range station
Transmission
b4 speed setting
Communication
b5
power down
(Prohibited to
b6
Function
Turns ON when link error has occurred in
some stations. [Turns ON when any bit in
BFM #4 (4h) to 7 (7h) have turned ON.]
For the station No. in which error has
occurred, refer to the link error station
information [BFM #4 (4h) to 7 (7h)].
Turns ON when data link error has
stations occurred in all stations.
Turns ON when remote I/O error has
occurred. [Turns ON when any bit in BFM
#8 (8h) to 11 (Bh) have turned ON.]
For the station No., refer to the remote I/O
error
error information [BFM #8 (8h) to 11 (Bh)].
For type of error, refer to the instruction
manual of each remote station.
Turns ON when a remote station not
registered in the detailed remote station
information [BFM #32 (20h) to #95 (5Fh)]
error
is connected to the network.
Turns ON when the transmission speed
setting DIP switch is set to a incompatible
error position.
Turns ON at communication power down.
use)
Description
--
Assignment of Buffer Memory 10
Error flag restoration
operation
When the cause of the error is
eliminated, the error flag is
automatically restored.
When the station No. of the
connected remote station is
smaller than the final station
No., the error flag is
automatically restored when
the cause of the error is
eliminated.
When the station No. of the
connected remote station is
larger than the final station
No., the error flag is restored
when the cause of the error is
eliminated and is followed by a
power reset.
When the cause of the error is
eliminated, and power is reset,
the error flag is automatically
restored.
When the cause of the error is
eliminated, the error flag is
automatically restored.
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