Mitsubishi Electronics FX2N ユーザーズマニュアル
FX Series Programmable Controller
Diagnostic Devices 6
6-5
6.4
PLC Operation Mode
(M8030 to M8039 and D8030 to D8039)
(M8030 to M8039 and D8030 to D8039)
For symbol key see page 6-1.
Diagnostic
Device
Operation
Diagnostic
Device
Operation
M8030 (
)
Battery LED
OFF
(Not FX
OFF
(Not FX
0(S
),
FX
0N
)
Battery voltage is low but
BATT.V LED not lit
BATT.V LED not lit
D8030 (
)
(FX
0N
only)
Value read from first setting
“pot” in msec, (0 to 255)
“pot” in msec, (0 to 255)
M8031 (
)
Non-latch
memory all
clear
memory all
clear
Current device settings are
reset at next END, i.e. con-
tacts, coils and current data
values for Y, M, S, T, C and
D devices respectively. Spe-
cial devices which have
default settings are
refreshed with those defaults
reset at next END, i.e. con-
tacts, coils and current data
values for Y, M, S, T, C and
D devices respectively. Spe-
cial devices which have
default settings are
refreshed with those defaults
D8030
(Not FX
(Not FX
0(S)
,
FX
0N
)
This register is used as the
3rd storage device when Z or
V has been selected as the
destination for the SPD
instruction (FNC 56)
3rd storage device when Z or
V has been selected as the
destination for the SPD
instruction (FNC 56)
M8032 (
)
Latch memory
all clear
all clear
D8031 (
)
(FX
0N
only)
Value read from second set-
ting “pot” in msec, (0 to 255)
ting “pot” in msec, (0 to 255)
M8033 (
)
Memory hold
in ‘stop’ mode
in ‘stop’ mode
The device statuses and set-
tings are retained when the
PLC changes from RUN to
STOP and back into RUN
tings are retained when the
PLC changes from RUN to
STOP and back into RUN
D8032 -D8038
Reserved
M8034 (
)
All outputs
disable
disable
All of the physical switch
gear for activating outputs is
disabled. However, the pro-
gram still operates normally.
gear for activating outputs is
disabled. However, the pro-
gram still operates normally.
M8035 (
S)
Forced
operation
mode
operation
mode
By using forced operation
mode, i.e.M8035 is turned
ON, it is possible to perform
remote RUN/STOP or
pulsed RUN/ STOP opera-
tion.
Please see Chapter 10 for
example operation
mode, i.e.M8035 is turned
ON, it is possible to perform
remote RUN/STOP or
pulsed RUN/ STOP opera-
tion.
Please see Chapter 10 for
example operation
M8036 (
S)
Forced RUN
signal
signal
M8037 (
S)
Forced STOP
signal
signal
M8038(
)
RAM file
registers clear
(FX
registers clear
(FX
(2C)
only)
Used to clear the contents of
the 2000 RAM file registers
of any data
the 2000 RAM file registers
of any data
M8039 (
)
Constant
scan mode
scan mode
When ON the PLC executes
the user program within a
constant scan duration. The
difference between the
actual end of the program
operation and the set con-
stant scan duration causes
the PLC to ‘pause’.
the user program within a
constant scan duration. The
difference between the
actual end of the program
operation and the set con-
stant scan duration causes
the PLC to ‘pause’.
D8039 (
)
Constant
scan duration
scan duration
This register can be written to
by the user to define the dura-
tion of the constant scan. Res-
olutions of 1msec are
possible.
This register has a default set-
ting 0 msec which will be initi-
ated during power ON.
by the user to define the dura-
tion of the constant scan. Res-
olutions of 1msec are
possible.
This register has a default set-
ting 0 msec which will be initi-
ated during power ON.
FX
0(S)
FX
0N
FX FX
(2C)
FX
2N(C)