Operation type
Pulse One-shot
Explanation
Time chart
• Set the operation mode
section of the DIP switches
(no.’s 1, 2, and 3) on the
side of the timer as shown.
• Clears elapsed time value at power ON.
• Time delay starts and output control ON at
start ON.
• Turns output control OFF and clears elapsed
time value at time-up.
• Ignores start input during time delay.
• Stops delay time operation at stop ON.
Restarts delay time operation at stop OFF.
• In order to have the time delay start at power
ON or reset at power OFF, short out the start
input beforehand.
D
Pulse On delay
E
Signal Flicker
F
Totalizing On delay
G
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
T
T
t1
t2
ta
T=t1+t2
T>ta
t
Stop
Start
Reset
Output
Power supply
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
T
t2
T=t1+t2
T
T
t1
Stop
Start
Reset
Output
Power supply
T>ta
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
t1
t1
T=t1+t2
T=t1+t2
ta
t2
t2
T
T T
Stop
Start
Reset
Output
Power supply
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
T
t1
t2
t3
ta
T=t1+t2+t3
T>ta
Stop
Start
Reset
Output
Power supply
1
2
3
ON
ON
OFF
• Set the operation mode
section of the DIP switches
(no.’s 1, 2, and 3) on the
side of the timer as shown.
• Clears elapsed time value at power ON.
• Time delay starts at start ON.
• Ignores start input during time delay.
• Stops delay time operation at stop ON.
Restarts delay time operation at stop OFF.
• In order to have the time delay start at power
ON or reset at power OFF, short out the start
input beforehand.
1
2
3
OFF OFF
ON
• Set the operation mode
section of the DIP switches
(no.’s 1, 2, and 3) on the
side of the timer as shown.
• Clears elapsed time value at power ON.
• Time delay starts at start ON.
• Ignores start input during time delay.
• Output control reverses, elapsed time value
clears, and timer delay starts at timer comple-
tion.
• Stops delay time operation at stop ON.
Restarts delay time operation at stop OFF.
• In order to have the time delay start at power
ON or reset at power OFF, short out the start
input beforehand.
1
2
3
ON
OFF
ON
• Set the operation mode
section of the DIP switches
(no.’s 1, 2, and 3) on the
side of the timer as shown.
• Elapsed time value does not clear at power
ON. (power outage countermeasure function)
• The output remains ON even after the power
is off and restarted.
• Stops delay time operation at stop ON.
Restarts delay time operation at stop OFF.
1
2
3
OFF
ON
ON
LT4H/-L
Notes: 1) Each signal input (start, reset, stop, and lock) is applied by shorting their input terminal to the common terminal (terminal
Q
for the 8-pin type, terminal
E
for
the 11-pin type, and terminal
for the screw terminal type).
2) The 8-pin type does not have a stop input or lock input.
6
T: Set time t1, t2, t3, ta<T
All Rights Reserved © C
OPYRIGHT
Matsushita Electric Works, Ltd.