Mitsubishi Electric Melsec A Series, Руководство пользователя

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Table 6.1 Error Code List for AnNCPU (Continue)
Error
Message
Error
Code
(D9008)
CPU
States
Error and Cause Corrective Action
"SP. UNIT
ERROR"
(Checked at
the execution
of FROM and
TO
instructions)
46 Stop
or
Contin
ue
(set by
param
eter)
Access (execution of
FROM to TO
instruction) has been made
to a location where there is
not special function unit.
Read the error step by use
of peripheral equipment,
and check and correct the
content of FROM or
TO instruction at that
step.
"LINK PARA.
ERROR"
47 Contin
ue
(1) If a data link CPU is
used to set a master
station (station number
"00") : The contents
written to the parameter
area of link by setting
the link range in the
parameter setting of
peripheral devices are
different from the link
parameter contents for
some reason. Or, link
parameters are not
written.
(2) The setting of the total
number of slave stations
is 0.
(1) Write parameters again
and make check.
(2) Check setting of station
numbers.
(3) When the error is
displayed again, it is
hardware error.
Therefore, consult
Mitsubishi
representative.
"OPERATIO
N ERROR"
(Checked
during
execution of
instruction)
50 Contin
ue
(1) The result of BCD
conversion has
exceeded the specified
range (9999 or
99999999).
(2) Operation impossible
because specified
device range has been
exceeded.
(3) File registers used in
program without
capacity setting.
(4) Operation error
occurred during
execution of the
RTOP , RFRP ,
LWTP or LRDP
instruction.
Read the error step using
peripheral devices and
check the program at the
error step, and correct it.
(Check the specified device
range, BCD conversion, or
the like.)