Infrared Laser Safety Light Curtain for Automatic Swing Doors, M-903 Anti-Pinch Grating Sensor with Hand Protection and Collision Detection
M903 Infrared Laser Safety Light Curtain for Automatic Swing Doors
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Intelligent cutting
The laser beam intelligently cuts the position of the door frame without self-sensing.
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Angle adjustment
Installation angle is adjustable from 5° to 10°. Turn the knob clockwise, the angle becomes smaller, turn the knob counterclockwise, the angle becomes larger.
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Function switching
Switching the safety presence and anti-collision functions by DIP switch 1 to achieve, easy to operate.
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User-friendly debugging
Scanning range in all 7 levels, push once, one buzzer voice, scanning range will increase or decrease by 5cm. When buzzer sounds 2 times, the adjustment has reached the limit range.
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Simple wiring, clean installation
Compact and delicate appearance. After the main and secondary machine are connected, only one of them needs to be connected with the door opener.
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Stable, anti-interference
Use the "precise and fast" features of the laser, with the Intelligent Speed Adaptation System(ISAS), to ensure long-term stable operation and reliable security protection.
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6-beam, fully coverage protection
6 laser beams, detecting range covers the entire door leaf, ensuring precise protection for personnel at any position.
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Accurate detection
Adopt Time of Flight(TOF) technology, accurately detect the presence of the objects or human body, which as the function of safety presence, anti-collision and safety detection.
Technical Parameters
Detection principle | Time of Flight(TOF) |
Light medium | 890nm infrared laser |
Laser category | Class I eye-safe laser |
Numbers of laser | 6-line |
Detection response time | <=50ms |
Detection area diameter | Each 100mm light spot(installation height=2.8m) |
Detection angle | 5-10 degrees adjustable |
Detection range: | Minimum 300mm away from the ground |
Maximum installation height | 3.5m @2% reflectivity, 5.5m @10% reflectivity |
Working temperature | -25°C to 55°C |
Working voltage | AC/DC 12-30V |
Standby current | 45mA(DC 12V supply) |
Action current | 85mA(DC 12V supply) |
Signal output | Relay NO or NC |
Function instruction | LED indicator, standby state with Blue, detection state with Red |
Dimension | 153(L) x 77(W) x 30(H) mm |
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