2 Function List
2.10 Standard Function Blocks
27
FXCPU Structured Programming Manual
(Application Functions)
1
O
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Function Li
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Functi
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Cons
tructi
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4
Ho
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o R
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d
Explanati
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Func
tions
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Appl
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Functions
6
Stan
dard
Functi
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Blocks
A
Correspondence
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ddres
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2.10
Standard Function Blocks
Function name
Function
Applicable PLC
Reference
FX
3U(C)
FX
3G
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(
S
)
R_TRIG(_E)
Detects the rising edge of a signal, and outputs
pulse signal.
3
3
3
3
3
3
3
3
Section 6.1
F_TRIG(_E)
Detects the falling edge of a signal, and outputs
pulse signal.
3
3
3
3
3
3
3
3
Section 6.2
CTU(_E)
Counts up the number of times of rising of a
signal.
3
3
3
3
3
3
Section 6.3
CTD(_E)
Counts down the number of times of rising of a
signal.
3
3
3
3
3
3
Section 6.4
CTUD(_E)
Counts up/down the number of times of rising of
a signal.
3
3
3
3
3
3
Section 6.5
TP(_E)
Keeps ON a signal during specified time
duration.
3
3
3
3
3
3
Section 6.6
TON(_E)
Keeps OFF a signal during specified time
duration.
3
3
3
3
3
3
Section 6.7
TOF(_E)
Turns OFF the output signal at specified time
after the input signal turned OFF.
3
3
3
3
3
3
Section 6.8
COUNTER_FB_M
Counter drive
3
3
3
3
3
3
3
3
Section 6.9
TIMER_10_FB_M
10ms timer drive
3
3
3
3
3
3
3
3
Section
6.10
TIMER_CONT_FB_M
Retentive timer drive
3
3
3
3
3
Section
6.11
TIMER_100_M
100ms timer drive
3
3
3
3
3
3
3
3
Section
6.12
