S
MART
AXIS P
RO
/L
ITE
U
SER
'
S
M
ANUAL
FT9Y-B1378 8-11
8: I
NSTRUCTIONS
/F
UNCTION
B
LOCKS
R
EFERENCE
Timer FB
This section describes the timer FB of the SmartAXIS and its functions. The timer FB uses the timer to compare the current value
and the preset value and output the result.
Symbol Name and Diagram Function
Output
inversion
FBD manual
page
TIMU
On-delay Count Up Timer
After the execution input turns on, the output turns
on when the on-delay time elapses. The current
value is incremented from zero to the preset value.
–8-1
TIMD
On-delay Count Down Timer
After the execution input turns on, the output turns
on when the on-delay time elapses. The current
value is decremented from the preset value to zero.
–8-5
TIMOU
Off-delay Count Up Timer
When the execution input is on, the output turns on.
After the execution input turns off, the output turns
off when the off-delay time elapses. The current
value is incremented from zero to the preset value.
–8-7
TIMOD
Off-delay Count Down Timer
When the execution input is on, the output turns on.
After the execution input turns off, the output turns
off when the off-delay time elapses. The current
value is decremented from the preset values to zero.
–8-9
TIMCU
On/off-delay Timer
After the execution input turns on, the output turns
on when the on-delay time elapses. When the
execution input turns on, the output turns off when
the off-delay time elapses.
–8-11
SPULS
Single Shot Pulse
After the execution input turns on, the output turns
on for the configured time.
–8-14
DTIM
Dual Timer
The output is turned on and off according to the
configured ON and OFF time.
–8-16
RPULS
Random Pulse Output
The output is randomly turned on for the configured
range of time.
–8-19
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