Xi'an Excellent Electromechnical Co.,Ltd
E-mail:sales02@xaest.com whatsapp:008615710486683
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Safety Elevator light curtain centre opening type SFT 631
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 for (without controller)
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TECHNICAL SPRCIFICATIONS |
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Model |
SFT-631 |
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Number of diodes |
32 |
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Distance between diodes |
59mm |
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Maximum beams (distance≥400mm) |
154beams |
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Minimum beams (distance＜400mm) |
94beams |
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Highest beam |
1840mm |
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Lowest beam |
23mm |
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Size |
19.5mm(thickness)x17mm(width)x2000(height) |
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Detecting distance |
0-4000mm |
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Vertical displacement at 0mm |
±20mm |
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Horizontal displacement at 0mm |
±3mm |
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Angular displacement at 0mm |
±10degrees |
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Cable reliability |
20 million door movements |
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Light immunity |
≤100000LUX |
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EMC compliance |
Emissions to EN12015,Immunity to EN12016 |
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Operating temperature range |
-20℃~+65℃ |
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IP rating |
IP54 |
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Vibration test |
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) |
45ms |
65ms |
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Response time (Relay) |
60ms |
80ms |
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Timeout Function |
15Sec 3 non-adjacent diodes |
15Sec 5 non-adjacent diodes |
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POWER SUPPLY UNIT(see detailed information in Page 31) |
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Model P220 |
Input voltage 220V AC±20% 4VA |
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Model P110 |
Input voltage 110V AC±20% 4VA |
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Model P110/220 |
Input voltage 110/220V AC(Switchable) 4VA |
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Model P110/220-W |
Input voltage 85~265V AC(Switchable) 4VA |
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Model P12/24 |
Input voltage 10~35V DC 4VA |
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Model P24 |
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 |
15~35V DC 3VA |
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Output modes |
PNP-N/C:High level effective,Normal output high,Interrupt output open(Invalid level) |
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Output modes |
PNP-N/O:High level effective,Normal output open(Invalid ),Interrupt output high |
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Output modes |
NPN-N/C:Low level effective,Nomal output low,Interrupt output open (Invalid level) |
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Output modes |
NPN-N/O:Low Level effective ,Normal output open (Invalid level),Interrupt output low |
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Output currents |
Maximum 500mA(Can drive small load such as relay) |
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