Mitsubishi Electric MELSEC-Q Structured Programming Manual page 151

FXCPU Structured Programming Manual
[Device & Common]
Number and name
Unconnected I/O specification error (Refer to Chapter 5 for details.) and flag
*1
Real-time clock data loss error
M8312
[M]8313 to [M]8315 Unavailable
*2
Unconnected I/O specification error
[M]8316
[M]8317 Unavailable
BFM initialization failure
Turns ON when a FROM/TO error occurs in a special
function block/unit specified in the BMF initialization function
[M]8318 after the PLC mode switched from STOP to RUN.
When M8318 turns ON, D8318 stores the unit number
where the error has occurred, and D8319 stores the BMF
number.
[M]8319 to [M]8321 Unavailable
Indicates the model (FX
2).
[M]8322
1: FX
3UC
0: FX
3UC
[M]8323 Built-in CC-Link/LT configuration request
[M]8324 Built-in CC-Link/LT configuration complete
[M]8325 to [M]8327 Unavailable
[M]8328 Instruction non-execution
[M]8329 Instruction execution abnormal end
*1. Backed up against power interruption, and cleared by the clear operation or automatically cleared
when the clock data is set again.
*2. Turns ON if a specified I/O device number is not connected when the I/O device number is directly
specified or indirectly specified by an index register in the LD, AND, OR or OUT instruction.
*3. Available in Ver. 2.20 or later.
*4. Only the FX
Operation and function
-32MT-LT or FX
3UC
-32MT-LT-2
-32MT-LT
-32MT-LT-2 is available.
3UC
4 Operations of Special Devices (M8000 and later, D8000 and later)
4.1 Special Device List (M8000 and later, D8000 and later)
FX FX
3U 3UC
- -
- -
- -
*3
- -
-32MT-LT-
3UC
*4
-
*4
-
*4
-
- -
*3
Applicable model
Corresponding
FX FX FX
3G 3GC 3S
special device
- - -
D8316
- - -
D8317
- - -
D8318
- - -
D8319
- - -
- - -
- - -
- - -
- - -
- - -
1
-
2
-
-
3
-
-
4
-
-
-
-
-
5
6
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