Table of Contents
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
Transfer disable
states is 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
ON when M8047 is ON and any state S0 to S899
*2
[M]8046
STL state ON
or 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
[M]8048
to S999 is ON.
Annunciator operate
*1
M 8049
D8049 is enabled when M8049 is ON.
Annunciator enable
*1.
Cleared when 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)
• If an input interrupt or timer interrupt occurs
*4
I10
disable
while a special auxiliary relay for that interrupt
(M8050 - M8058) is ON, the interrupt will not
M8052 (input interrupt)
operate.
*4
I20
disable
For example, turning M8050 ON disables the
M8053 (input interrupt)
I00
*4
I30
disable
not processed even in an allowable program
M8054 (input interrupt)
area.
*4
I40
disable
• If an input interrupt or timer interrupt occurs
M8055 (input interrupt)
while a special auxiliary relay for that interrupt
*4
I50
disable
(M8050 - M8058) is OFF,
M8056
a) The interrupt will be accepted.
(Timer interrupt)
b) The interrupt routine will be processed
*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 PLC switches from RUN to STOP.
876
Operation and function
*3
is active.
interrupt; hence, the interrupt routine is
promptly 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
device
M8047
D8040
D8047
D8049
M8048
/FX
/FX
Series PLC.
3G
3U
3UC
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FX
FX
FX
FX
1S
1N
2N
1NC
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FX
2NC
Chapters
Table of Contents
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