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HanYoung Nux LF4N Digital Timers
LF4N

LF4N Digital Timers Description

Multi range digital timer with thumb reel setting.

Specification

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 ㆍNon 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)

Model LF4N-A LF4N-B LF4N-C LF4N-D
Power voltage 24 - 240 V a.c / d.c 50 - 60 Hz
Socket 8 Pin socket 11 Pin socket
Output Time limit 1c Time limit 1c
Instantaneous 1c
Time limit 2c Time limit 1c
Timing range 10 kinds of timing ranges
Output operations 10 kinds Fixing A mode 10 kinds
Input signal RESET, START, INHIBIT No Input RESET,START,INHIBIT