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J Type Light Curtain

Category:Elevator Light Curtain

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Technical parameter

Product specification

ModelSFT-639
Number of diodes32 Pairs
Distance between diodes59mm
Maximum beams(distance≥400mm)154  Beams
Minimum beams(distance<400mm)94  Beams
Highest beam≥1840mm
Lowest beam≤20mm
Size32.2mm(thickness)×29.1mm(width)×1980mm(heignt)
Detecting distance0~4000mm
Vertical displacement at 0mm±20mm
Horizontal displacement at 0mm±3mm
Angular displacement at 50mm±7°
work reliability2 million door movements
Light immunity≥100,000LUX
EMC compllanceEmissions to EN12015,Immunity to EN12016
Operating temperature range-20℃~+65℃
IP RatingIP65
Vibratlon testThe vibration frequency is 10-55HZ, the amplitude is 0.75mm, 
Vibration direction:X,Y,Zthree axial each 50min
Respones Time(NPN or PNP)65ms
Respones Time(Relay)80ms