Mitsubishi Electric FX3G SERIES Programming Manual page 846
Programmable controllers
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Also See for FX3G SERIES:
- User manual (532 pages) ,
- Hardware manual (8 pages) ,
- Quick start manual (2 pages)
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FX
/FX
/FX
Series Programmable Controllers
3G
3U
3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
Pulse width/Pulse period measurement [FX
*1
Lower [X000] Ring counter value for rising edge
D 8074
*1
Upper
D 8075
*1
Lower [X000] Ring counter value for falling edge
D 8076
*1
Upper
D 8077
*1
Lower [X000] Pulse width/Pulse period
D 8078
*1
Upper
D 8079
*1
Lower [X001] Ring counter value for rising edge
D 8080
*1
Upper
D 8081
*1
Lower [X001] Ring counter value for falling edge
D 8082
*1
Upper
D 8083
*1
Lower [X001] Pulse width/Pulse period
D 8084
*1
Upper
D 8085
*1
Lower [X003] Ring counter value for rising edge
D 8086
*1
Upper
D 8087
*1
Lower [X003] Ring counter value for falling edge
D 8088
*1
Upper
D 8089
*1
Lower [X003] Pulse width/Pulse period
D 8090
*1
Upper
D 8091
*1
Lower [X004] Ring counter value for rising edge
D 8092
*1
Upper
D 8093
*1
Lower [X004] Ring counter value for falling edge
D 8094
*1
Upper
D 8095
*1
Lower [X004] Pulse width/Pulse period
D 8096
*1
Upper
D 8097
D 8098
Not used
*1.
Cleared when PLC switches from STOP to RUN.
*2.
Available in Ver. 1.10 or later.
High-Speed Ring Counter
Up-operation high-speed ring counter of 0 to 32,767 (in
D 8099
units of 0.1ms, 16-bit)
[D]8100
Not used
*3.
For FX
2N
M8099 is ON.
For FX
3U
844
Content of register
PLCs ]
3G
(1/6 μs unit)
(1/6 μs unit)
(10 μs unit)
(1/6 μs unit)
(1/6 μs unit)
(10 μs unit)
(1/6 μs unit)
(1/6 μs unit)
(10 μs unit)
(1/6 μs unit)
(1/6 μs unit)
(10 μs unit)
*3
/FX
, 0.1ms high-speed ring counter D8099 will operate after END instruction is executed while
2NC
/FX
, 0.1ms high-speed ring counter D8099 will operate after M8099 turns ON.
3UC
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
–
–
*2
–
–
–
–
M8076
*2
M8080
–
–
–
–
*2
–
–
–
–
*2
–
–
–
–
M8077
*2
M8081
–
–
–
–
*2
–
–
–
–
*2
–
–
–
–
M8078
*2
M8082
–
–
–
–
*2
–
–
–
–
*2
–
–
–
–
M8079
*2
M8083
–
–
–
–
*2
–
–
–
–
–
–
–
M8099
–
–
–
–
FX
FX
FX
FX
FX
1S
1N
2N
1NC
2NC
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