Mitsubishi Electric FX3G SERIES Programming Manual page 827

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
Step Ladder and Annunciator (Refer to ANS (FNC 46), ANR (FNC 47), IST (FNC 60), and Chapter 35 for details.)
M 8040 While M8040 is turned ON, transfer between states is
Transfer disable disabled.
*1
Transfer from initial state is enabled in automatic
[M]8041
operation mode.
Transfer start
[M]8042
Pulse output is given in response to a start input.
Start pulse
*1
M 8043
Set this in the last state of zero return mode.
Zero return complete
*1
M 8044
Set this when machine zero return is detected.
Zero point condition
M 8045
Disables the 'all output reset' function when the
All output reset
operation mode is changed.
disable
*2 ON when M8047 is ON and any state S0 to S899 or
[M]8046
STL state ON S1000 to S4095
*2
M 8047
D8040 to D8047 are enabled when M8047 is ON.
STL monitoring
enable
*2
ON when M8049 is ON and any annunciator S900 to
[M]8048
S999 is ON.
Annunciator operate
*1
M 8049
D8049 is enabled when M8049 is ON.
Annunciator enable
*1. Cleared when the PLC switches from RUN to STOP.
*2. Executed at END instruction.
*3. S1000 to S4095 are available only in the FX
Interrupt Disable (Refer to Subsection 36.2.1.) for details.
M8050 (input interrupt)
*4
I00 disable
M8051 (input interrupt)
*4
I10 disable
• If an input interrupt or timer interrupt occurs while a
special auxiliary relay for that interrupt (M8050 -
M8052 (input interrupt)
M8058) is ON, the interrupt will not operate.
*4
I20 disable
For example, turning M8050 ON disables the I00
M8053 (input interrupt)
interrupt; hence, the interrupt routine is not
*4
I30 disable
processed even in an allowable program area.
M8054 (input interrupt)
*4
• If an input interrupt or timer interrupt occurs while a
I40 disable
special auxiliary relay for that interrupt (M8050 -
M8055 (input interrupt)
M8058) is OFF,
*4
I50 disable
a) The interrupt will be accepted.
M8056
b) The interrupt routine will be processed promptly
(Timer interrupt)
*4
I6 disable
M8057
(Timer interrupt)
*4
I7 disable
M8058
(Timer interrupt)
*4
I8 disable
M8059
Counter interrupt
Interrupt of I010 to I060 disabled
*4
disable
*4. Cleared when the PLC switches from RUN to STOP.
Operation and function
*3
is active.
if it is permitted by the EI (FNC 04) instruction.
However, if the DI (FNC 05) instruction disables
interrupts, the interrupt program will not be
processed until EI (FNC 04) permits the
interrupts.
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
Applicable model
Correspond-
FX FX FX ing special
3G 3U 3UC
M8047
D8040 to
D8047
D8049
M8048
/FX /FX Series PLC.
3G 3U 3UC
–
FX FX FX FX
1S 1N 2N 1NC
device
–
–
–
–
–
–
– – – –
– – –
–
–
–
–
–
–
– – – –
– – – –
– – – –
– – – –
31
FX
2NC
32
33
34
35
36
37
38
A
B
825