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MELSEC-A
3 SPECIFICATION
Table 3.6 Remote I/O Signal Details (2/2)
Device No.
Signal Name
Description
RX(n+1)A
Error status flag
Turns on at occurrence of an input range setting error, average time/number of times
setting error or E
2
PROM write error (RXnC).
Does not turn on at occurrence of the watchdog timer error. ("RUN" LED goes off.)
RY(n+1)A
Error reset request flag
RX(n+1)A
Error status flag
: Performed by sequence ladder
: Performed by AJ65VBTCU-68ADVN/ADIN
RWrn+8
Error code
Error code
0
0
RX(n+1)B Remote
READY
Turns on when initial data setting is completed after power-on or at termination of the
test mode.
(Used for interlocking read/write from/to the master module.)
RY(n+1)8
Initial data processing
completion flag
Turns on after initial data processing completion when initial data processing is
requested after power-on or test mode operation.
RY(n+1)9
Initial data setting request
flag
Turns on at the time of initial data setting or changing.
RY(n+1)A
Error reset request flag
When this flag turns on, the error status flag (RX(n+1)A) is reset, but the E
2
PROM
write error flag (RXnC) cannot be rest and therefore the error status flag remains on.
n: Address allocated to the master module by the station number setting.