Mitsubishi Electric MELSEC-Q Structured Programming Manual page 171

FXCPU Structured Programming Manual
[Device & Common]
Number and name
PLC mode
*1
Does not turn ON the battery LED on the PLC panel even if
M 8030
the battery voltage becomes low.
Battery LED OFF
command
*1
M 8031
Clears the ON/OFF image memory of Y, M, S, T and C, and
Non-latched memory all
clears the current value of T, C and D to "0".
clear
Does not clear special D and file registers in the program
*1
M 8032
memory.
Latched memory all
clear
M 8033 Holds the contents of the image memory and data memory
Memory holding when the PLC mode switches from RUN to STOP.
against STOP mode
*1
Set to OFF all external output contacts of the PLC.
M 8034
All output disable
*3
M 8035
Forced RUN mode
When M8035 and M8036 are set to ON by M8000 and M8037
*3
M 8036
is set to ON by XOO via a pushbutton, the PLC mode can be
Forced RUN command
switched between RUN and STOP by two inputs, RUN input
*3 button and stop button XOO.
M 8037
Forced STOP
command
*1
[M]8038
Clears D6000 to D79999 when set to ON while M8074 is ON.
RAM file register all
clear
Makes the PLC execute cyclic operations while keeping the
M 8039
scan time specified in D8039.
Constant scan mode
*1. Activated when the END instruction is executed.
*2. Available in Ver. 3.07 or later.
*3. Cleared when the PLC mode switches from RUN to STOP.
4 Operations of Special Devices (M8000 and later, D8000 and later)
Operation and function
→ Refer to Subsection 4.2.10.
→ Refer to Subsection 4.2.11.
→ Refer to Subsection 4.2.12.
→ Refer to Subsection 4.2.13.
→ Refer to Subsection 4.2.15.
4.1 Special Device List (M8000 and later, D8000 and later)
Applicable model
FX ,
0S
FX FX FX
0N U
FX
0
- -
Only forced RUN
and forced
STOP can be
executed using
programming
equipment.
*2
- -
Corresponding
2C
special device
-
-
-
-
-
-
-
-
-
D8039
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