Mitsubishi Electronics FX3S ユーザーズマニュアル
843
FX
3S
/FX
3G
/FX
3GC
/FX
3U
/FX
3UC
Series
Programming Manual - Basic & Applied Instruction Edition
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
31
FNC277
-F
NC2
79
79
Da
ta
Trans
fer 3
fer 3
32
FNC28
0-F
NC
289
289
H
igh-Speed
Process
ing 2
33
FNC2
90-
FNC299
FNC299
Ex
tensi
on Fi
le
le
Register C
ontrol
34
FN
C300-
FNC30
5
FX
3U
-C
F-
AD
P
35
SFC
•STL
Programming
36
Interrupt
Function
37
Sp
ec
ia
l D
evi
ce
38
E
rror Code
A
Ve
rsi
on U
p
Inform
ati
on
B
Ex
ecuti
on
T
imes
PLC Status
[D]8007
Momentary power
failure count
Momentary power
failure count
Operation frequency of M8007 is stored.
Cleared at power-off.
Cleared at power-off.
–
–
–
M8007
–
–
–
D8008
Power failure
detection
Power failure
detection
Default:
*1
•
FX
3U
/FX
2N
PLCs:
10 ms (AC power supply type)
•
FX
3UC
/FX
2NC
PLCs:
5 ms (DC power supply type)
–
–
–
M8008
–
–
–
[D]8009
24V DC failed
device
24V DC failed
device
Lowest input device number of the I/O
extension units in which 24 V DC power has
failed
extension units in which 24 V DC power has
failed
–
–
–
M8009
–
–
–
*1.
The power failure detection time in FX
2N
/FX
2NC
PLCs is as follows.
For FX
3U
/FX
3UC
PLCs, refer to Subsection 37.2.4.
-
10ms for FX
2N
PLC used with a 100V AC power supply system. D8008 is set to 10ms by default.
-
100ms maximum for FX
2N
PLC used with a 200V AC power supply system. D8008 can be set ranging
from 10 to 100 ms.
-
5ms for FX
2N
PLC used with a DC power supply type. Write "K-1" to D8008 for correction.
-
5ms for FX
2NC
PLC used with a DC power supply type. System writes "K-1" to D8008 for correction. Do
not make any change in a sequence program.
Clock
[D]8010
Present scan time
Present scan time
Accumulated instruction-execution time from
step 0
(in 0.1-ms units)
step 0
(in 0.1-ms units)
→Refer to Subsection 37.2.5.
Same
as on
the
right
Same
as on
the
right
Same
as on
the
right
Same
as on
the
right
Same
as on
the
right
–
Indicated value includes waiting
time of constant scan operation
(when M8039 is activated).
[D]8011
Minimum scan time
Minimum scan time
Minimum value of scan time
(in 0.1-ms units)
(in 0.1-ms units)
→Refer to Subsection 37.2.5.
–
[D]8012
Maximum scan
time
Maximum scan
time
Maximum value of scan time
(in 0.1-ms units)
(in 0.1-ms units)
→Refer to Subsection 37.2.5.
–
D8013
Second data
Second data
0 to 59 seconds
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
D8014
Minute data
Minute data
0 to 59 minutes
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
D8015
Hour data
Hour data
0 to 23 hours
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
D8016
Day data
Day data
1 to 31 days
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
D8017
Month data
Month data
1 to 12 months
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
D8018
Year data
Year data
2 digits of year data (0 to 99)
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
D8019
Day-of-the-week
data
Day-of-the-week
data
0 (Sunday) to 6 (Saturday)
(for real time clock)
(for real time clock)
→Refer to Subsection 37.2.7.
–
*2
*2.
A memory board having the real time clock function is required in FX
2NC
PLC.
Number and
name
Content of register
Applicable model
FX
3S
FX
3G
FX
3GC
FX
3U
FX
3UC
Correspond-
ing special
device
FX
1S
FX
1N
FX
1NC
FX
2N
FX
2NC