Model |
LF4N |
Power voltage |
24 - 240 V a.c / d.c 50 - 60 Hz |
Display |
LCD display |
Voltage regulation |
±10 % from supply voltage |
Power consumption |
LF4N-A, LF4N-D |
1.5 W(240 V d.c), 4.4 VA(240 V a.c) |
LF4N-B, LF4N-C |
2.2 W(240 V d.c), 7.2 VA(240 V a.c) |
Resetting time |
Max. 0.1 second |
Minimum Signal Time |
LF4N-A, LF4N-D |
Over 20 ms(START, INHIBIT, RESET) |
Input Condition |
START Input |
LF4N-A, LF4N-D |
?Non voltage input Impedance in a short circuit : Max. 2 kΩ Residual voltage in a short circuit : Max. 0.7 V d.c Impedance in open : Min. 100 kΩ |
INHIBIT Input |
RESET Input |
Repeatability of operating time |
LF4N-A, LF4N-D |
Max. ±0.01% ±0.05 second(In case of Power-on start) |
Max. ±0.005% ±0.03 second(In case of Signal-on start) |
LF4N-B, LF4N-C |
±0.01% ±0.05 second(In case of Power-on start) |
Control output |
Contact relay : 250 V a.c 3 A(Load Resistance) |
Insulation resistance |
Min 100 MΩ (Based on 500 V d.c) |
Dielectric strength |
2000 V a.c 50 / 60 Hz for 1 minute |
Impulse Voltage |
±2000 V Max. |
Vibration |
Mechanical durability |
10 - 55 Hz double amplitude 0.75 mm |
Malfunction durability |
10 - 55 Hz double amplitude 0.5 mm |
Shock |
Mechanical durability |
300 m/s² (Less than 30 G) |
Malfunction durability |
100 m/s² (Less than 10 G) |
Life |
Mechanical durability |
Over 1,000 million (Open & Short frequency : 180 / min) |
Electrical durability |
Over 10 million (250 V a.c 3 A load Resistance) |
Terminal type |
Plug 8PIN, Plug 11PIN |
Operation ambient temperature |
-10 ~ 55 °C (No condensation) |
Storage temperature |
-20 ~ 65 °C (No condensation) |
Operation ambient humidity |
35 ~ 85 % R.H. |
Weight |
About 110 g (Include Fixing bracket) |