Autonics LE4SA 매뉴얼 - 페이지 16
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Autonics LE4SA에 대해서도 마찬가지입니다: 지침 (18 페이지)
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LE4S Series
Proper Usage
● Follow instructions in 'Proper Usage'. Otherwise, it may cause unexpected accidents.
● When supplying or turning off the power, use a switch or etc. to avoid chattering.
● Install a power switch or circuit breaker in the easily accessible place for supplying or disconnecting the power.
● In order to block peripheral current, use isolation transformer which of secondary part is not grounded as (Figure 1) to
supply power to the external input device.
(Figure 1)
< Sensor >
● Do not connect two or more timers with only one input contact or transistor simultaneously.
● Keep away from high voltage lines or power lines to prevent inductive noise.
In case installing power line and input signal line closely, use line filter or varistor at power line and shielded wire at input
signal line.
Do not use near the equipment which generates strong magnetic force or high frequency noise.
● This unit may be used in the following environments.
①Indoors (in the environment condition rated in 'Specifications')
②Altitude max. 2,000m
③Pollution degree 2
④Installation category II
N-38
START
RESET
INHIBIT
Isolation
Rectification
transformer
circuit
Power
<External sensor
power supply>