6
No. Name
Contents
Name Status
Contents
ON Normally
operating.
RUN
OFF
WDT error occurred (hardware
failure)
DUAL
Multiplex transfer in execution
(OFF: Multiplex transfer not
executed)
D.LINK
Data link being performed (OFF:
Data link stopped)
T.PASS
Participating in token passing
(Transient transmission is
available.)
WAIT
When waiting for communication
with special-function module.
F.E.
Forward loop (F.LOOP) is faulty.
<Cause> Power-off of adjacent
station, cable disconnection, no
connection, etc.
The position
of switch for
the display
switch over of
5) is valid
when it is on
the left side.
PW
Power being supplied (OFF: No
power being supplied)
HOLD
Output status is held when
communication is abnormal.
Standard network
…Q4ARCPU
output
hold/reset setting switch
is set to “Hold”.
Duplex network
…A6RAF is set to “Hold” at
“HOLD/RESET MODE”
section.
RMT.E.
When a blown fuse or I/O check
error occurs. (Host station)
SW.E.
Incorrect setting of switches 3) and
4)
ST.E.
Station number or remote master
station status is duplicated on the
same network.
PRM.E.
y
When I/O allocation is abnormal.
y
When the number of LB/LW
points is insufficient.
(special-function module)
y
When the parameters received
from the remote master station
are abnormal.
R.E.
Reverse loop (R.LOOP) is faulty.
<Cause> Power-off of adjacent
station, cable disconnection, no
connection, etc.
The position
of switch for
the display
switch over of
5) is valid
when it is on
the right side.
CRC
Error detected in code check of receive data
<Cause> Timing at which station sending data to
target station is disconnected from network,
hardware failure, cable fault, noise, etc.
1) LED
A1SJ72QLP25
A1SJ72QLR25
RUN
D.LINK
T.PASS
WAIT
PW
HOLD
RMT.E.
SW.E.
ST.E.
PRM.E.
R.E.
CRC
OVER
AB.IF
TIME
DATA
UNDER
SD
RD
E
R
R
O
R
DUAL
F.E.
A1SJ72QBR15
RUN
D.LINK
T.PASS
WAIT
PW
HOLD
RMT.E.
SW.E.
ST.E.
PRM.E
CRC
OVER
AB.IF
TIME
DATA
UNDER
SD
RD
E
R
R
O
R
OVER
ON
Error occurred when receive data processing is
delayed
<Cause> Hardware failure, cable fault, noise, etc.
Summary of Contents for MELSECNET/10 A1SJ72QLP25
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