Mitsubishi Electric MELSEC FX3U Programming Manual page 887

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
Flags
[M]8300 to [M]8303 Not used
ON when the multiplication and division calculated
[M]8304 Zero
result is 0
[M]8305 Not used
[M]8306 Carry ON when the division calculated result overflows
[M]8307 to [M]8311 Not used
Unconnected I/O Designation Error (Refer to Chapter 38 for details.) and flag
*2
Real time clock data lost error
[M]8312
[M]8313 to [M]8315 Not used
*3
Unconnected I/O designation error
[M]8316
[M]8317 Not used
BFM initialization failure
ON when a FROM/TO error has occurred in a
special function block/unit as specified in the BFM
initialization function at changing PLC from STOP
[M]8318
to RUN.
When M8318 turns ON, the unit number in which
the error has occurred is stored in D8318, and the
BFM number is stored in D8319.
[M]8319 to [M]8321 Not used
FX -32MT-LT/FX
3UC
indicator
[M]8322
1:FX
3UC
0:FX
3UC
[M]8323 CC-Link/LT configuration required
[M]8324 CC-Link/LT configuration completed
[M]8325 to [M]8327 Not used
[M]8328 Instruction non-execution
[M]8329 Instruction execution abnormal end
*1. Available in Ver. 2.30 or later.
*2. M8312 is backed up against power failure, and is automatically cleared when it is cleared or when
the clock data is set again.
*3. If the I/O device numbers are unavailable, M8316 turns ON when its directly designated to device
numbers including LD, AND, OR, and OUT instructions or indirectly designated by index.
*4. Available in Ver. 2.20 or later.
*5. Only the FX
Operation and function
-32MT-LT-2 model
3UC
-32MT-LT-2
-32MT-LT
-32MT-LT-2 is applicable.
3UC
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
Applicable model
Correspond
FX FX FX -ing special FX
3G 3U 3UC
device
– – – –
*1 *1
– –
– – – –
*1 *1
– –
– – – –
– – –
– – – –
D8316
–
D8317
– – – –
D8318
*4
–
D8319
– – – –
*5
– – –
*5
– – –
*5
– – –
– – – –
*4
– –
–
FX FX FX FX
1S 1N 2N 1NC 2NC
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
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885
31
32
33
34
35
36
37
38
A
B