B
Mode FLICKER ON START
A
Mode
POWER ON DELAY
I
Mode
FLICKER ONE-SHOT
G
Mode
INTEGRATION
E
Mode
INTERVAL
C
Mode
SIGNAL ON/OFF DELAY
Time range
MODE
A
B
C
D
E
F
G
H
I
J
0.01 s
0.1 s
s
0.1 m
m
0.1 h
h
10 h
S
M
0.01 s ~ 9.99 s
0.1 s ~ 99.9 s
1 s ~ 999 s
0.1 m ~ 99.9 m
1 m ~ 999 m
0.1 h ~ 99.9 h
1 h ~ 999 h
10 h ~ 9990 h
0 m 01 s ~ 9 m 59 s
0 h 01 m ~ 9 h 59 m
To select time unit, please push dip switch in the right side of front panel.
LF4N has 10 kinds of time units and selected time unit is displayed in front of panel
as like 0.01s, 0.1s, s, 0.1m, m, 0.1h, h, 10 h, S, M.
To select operation mode, please push dip switch in the left side of front panel.
LF4N has 10 kinds of operation modes and selected mode is displayed in front
of panel as like A,B,C,D,E,F,G,H,I,J.
Dip switches for time setup
(001 ~ 999)
After 99.9 seconds
Connections
Selection of operation mode
Display window of
operation mode
User can setup time by 3 dip switches in front of panel. (Time set-up : 001 ~ 999)
Time setup
Time unit
LF4N is free voltage LCD timer (24 - 240 V a.c / d.c) so please pay attention about
polarity when you using DC voltage.
According to Up/Down mode, output operates with Up mode or Down mode.
Selection of Up / Down Mode
Open case.
Select Up / Down mode by jumper switch.
Operation Mode
LF4N-A, LF4N-D
LF4N-C
LF4N-B
A
Mode SIGNAL ON DELAY
D
Mode SIGNAL OFF DELAY
F
Mode ONE - SHOT & FLICKER
H
Mode INTERVAL DELAY
J
Mode POWER ON START
t : Set Time, t - a : Within set time
t :
Set Time
, Rt : Resetting time (Over 100 ms)
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Time limit Contact NC
Time limit Contact NO
A
Mode
POWER ON DELAY
Power
Time limit Contact NC
Time limit Contact NO
Instantaneous Contact NC
Instantaneous Contact NO
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
Power
Start
Reset
Time limit Contact NO
Process time (Up)
Process time (Down)
Output display
LF4N-A
LF4N-B
LF4N-D
LF4N-C
Up Mode (Initial mode)
Down Mode
Up / Down jumper is in the PCB.
Display window for the time unit
Case Open
Please turn off power when you open case.
Identification of Each Part
Front panel
Display for the time process status
Display for the inhibit status
Display for the reset status
Display for the output-on status
Display for the elapsed time
h - hour
m - minute
s - second
Display the elapsed
time with Bar graph
Selection of Time range
Selection of operation mode
Time setting (001 ~ 999)
Function of operation
SIGNAL ON DELAY
FLICKER ON START
SIGNAL ON/OFF DELAY
SIGNAL OFF DELAY
INTERVAL
ONE-SHOT & FLICKER
INTEGRATION
INTERVAL DELAY
FLICKER ONE-SHOT
POWER ON START
