Safety Elevator light curtain centre opening type SFT 824
l Three kinds of installation methods are available for the same model,which are suitable for all side opening elevators
l Passed Germany TUV tests,and comply with related international standards
l Beautiful external appearance,easy installation,suitable for most brand elevators
l Faults tolerance feature.automatically shield the faulted diodes and remind the users
l Applying reliable MCU microchip.reasonable design and stable performance
l CPU divulse synchronization,achieving better EMC/EMI performance
l Advanced technics and equipments,reliable SMT surface padding techniques
l APP lying appropriate cables and connection-pegs enable them have long working life
l NPN/PNP output versions available for users(without controller)
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TECHNICAL SPRCIFICATIONS
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Model
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SFT-824
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Number of diodes
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17
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Distance between diodes
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118mm
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Maximum beams (distance≥400mm)
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96beams
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Minimum beams (distance＜400mm)
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33beams
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Highest beam
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1840mm
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Lowest beam
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23mm
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Size
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14mm(thickness)x18.6mm(width)x2000(height)
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Detecting distance
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0-4000mm
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Vertical displacement at 0mm
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±20mm
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Horizontal displacement at 0mm
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±3mm
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Angular displacement at 0mm
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±10degrees
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Cable reliability
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20 million door movements
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Light immunity
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≤100000LUX
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EMC compliance
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Emissions to EN12015,Immunity to EN12016
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Operating temperature range
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-20℃~+65℃
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IP rating
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IP54
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Vibration test
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Random vibration 20 to 500Hz 0.002g2/Hz 4hrs per axis Sinusoidal 30Hz 3.6 rms 30mins per axis
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Response Time (NON or PNP)
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45ms
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65ms
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Response time (Relay)
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60ms
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80ms
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Timeout Function
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15Sec 3 non-adjacent diodes
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15Sec 5 non-adjacent diodes
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POWER SUPPLY UNIT(see detailed information in Page 31)
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Model P220
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Input voltage 220V AC±20% 4VA
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Model P110
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Input voltage 110V AC±20% 4VA
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Model P110/220
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Input voltage 110/220V AC(Switchable) 4VA
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Model P110/220-W
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Input voltage 85~265V AC(Switchable) 4VA
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Model P12/24
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Input voltage 10~35V DC 4VA
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Model P24
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Input voltage 19~36V DC 4VA;18~30V AC 4VA
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System Hint (Buzzers are optional)Mode 1:Give buzzer sound once interrupted.
Mode 2:Give buzzer sound 15 second after continuously interrupted
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PNP/NPN (Without power supply unit)(see detailed information in Page 32)
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Input voltage
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15~35V DC 3VA
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Output modes
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PNP-N/C:High level effective,Normal output high,Interrupt output open(Invalid level)
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Output modes
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PNP-N/O:High level effective,Normal output open(Invalid ),Interrupt output high
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Output modes
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NPN-N/C:Low level effective,Nomal output low,Interrupt output open (Invalid level)
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Output modes
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NPN-N/O:Low Level effective ,Normal output open (Invalid level),Interrupt output low
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Output currents
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Maximum 500mA(Can drive small load such as relay)
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Safety Elevator light curtain side-opening type SFT 824 Images
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