95
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
4 Devices in Detail
4.5 Timer [T]
1
Introduction
2
Overview
3
Instruction
List
4
Devices
in Detail
5
Specified the
Device &
Constant
6
Before
Programming
7
Basic
Instruction
8
FNC00-FNC09
Program Flow
9
FNC10-FNC19
Move & Compare
10
FNC20-FNC29
Arith. & Logic
Operation
4.5.6 Program examples [off-delay timer and flicker timer]
Off-delay timer
Flicker timer (blink)
In addition, the flicker operation can be performed by the ALT (FNC 66) instruction.
Multi-timer by the applied instruction STMR (FNC 65) <FX3U/FX3UC PLC>
By this instruction, off-delay timers, one-shot timers and flicker timers can be easily created.
→ For details, refer to Section 14.6.
Off-delay timer and one-shot timer
Flicker timer
In addition, the timer time can be set according to the switch input time by the teaching timer instruction TTMR (FNC
64).
X001 T 5
Y000
T 5 K200 T5 (20 sec)
X001
Y000
Y000 X001
X001 T 2
T 1
T 2 K10
K20
T 1
Y000
Y000
T 2 One
operation
cycle
X001
T1 T2 T1
2
sec 1
sec 2
sec
( )
X000 FNC 65
STMR T 10 K100 M0
S
mD
X000
M0
M1
M3
10
sec
10
sec
10
sec
10
sec
10
sec
M2
A value specified by "m" becomes the set value
of the timer specified by . 10-second in this
example.
•
S
M0 is an off-delay timer.
•
M1 is a one-shot timer after "ON
→
OFF"
operation.
•
M2 and M3 are provided for a flicker timer, and
connected as shown in the program example for
flicker timer (below).
•
X000 M 3 FNC 65
STMR T 10 K100 M0
X000
M 2
M 1
When M3 is connected as shown in the left
figure, M2 and M1 become flicker outputs.
•
When X000 is set to OFF, M0, M1 and M3 are
turned OFF and T10 is reset after the set time.
•
Do not use the timers here in other general
circuits again.
•