Mitsubishi Electric FX3G SERIES Programming Manual page 362
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
Comparison points
Make sure that the comparison value 1 and the comparison value 2 have the following relationship:
[
S
+1,
S
1
1
Comparison point
Comparison value 1
Comparison value 2
Operation
When the current value of the high-speed counter C251 changes (counts) as shown below, the comparison result is
output to one of the outputs Y000, Y001 or Y002.
M8000
RUN monitor
Comparison pattern
>
S
S
1
S
≤
S
≤
1
S
<
Related instructions
The following instructions can be combined with high-speed counters:
Instruction
DHSCS
DHSCR
DHSZ
DHCMOV
DHSCT
360
] ≤ [
S
+1,
S
]
2
2
Contents (32 bits)
S
+1,
S
1
1
S
S
+1,
2
2
K2,147,483,647
C251
Comparison
Comparison
value 1
value 2
FNC 55
K1000
K2000
DHSZ
Current value of C251
1000 >
S
999 → 1000
999 ← 1000
999 → 1000
999 ← 1000
S
1000 ≤
S
≤ 2000
2
2000 → 2001
2000 ← 2001
2000 → 2001
2000 ← 2001
S
2
> 2000
S
FNC No.
FNC 53
High-speed counter set
FNC 54
High-speed counter reset
FNC 55
High-speed counter zone compare
FNC189
High-speed counter move
FNC280
High-speed counter compare with data table
13 High-Speed Processing – FNC 50 to FNC 59
13.6 FNC 55 – HSZ / High-Speed Counter Zone Compare
Comparison
Output
source
destination
C251
Y000
K1000 > C251
K1000 ≤ C251 ≤ K2000
Change of output contact (Y)
Y000
ON
ON → OFF
OFF → ON
OFF → ON
ON → OFF
ON → OFF
OFF → ON
OFF → ON
ON → OFF
OFF
ON → OFF
OFF
OFF → ON
OFF
ON → OFF
OFF
OFF → ON
OFF
OFF
Instruction name
ON
→ Y000
→ Y001
C251 > K2000
→ Y002
Y001
Y002
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF → ON
ON → OFF
OFF → ON
ON → OFF
OFF
ON
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