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Liftkeys Elevator Photocell (Light Curtain)
Sensitivity of Light, Power of Safety

Safety is not just a function,
it is a standard at LiftKeys.

  • LiftKeys door sensors; high detection sensitivity...
  • Thanks to advanced light curtain technology...
  • Compliant with EN81-20 & EN81-70 Standards...
Photocell Control Unit Full Height Photocell (Light Curtain)
Anodized Structure
Anodized Coating Structure

The ability of the plastics in the holes to prevent short circuits (chassis grounding)...

Cable Structure
Soft & Flexible

Designed for long-lasting use...

Socket Inlets (Connector Ports)
Wiring Diagram
  • A RX Input Socket (Receiver)
  • B TX Input Socket (Transmitter)
  • C Power (Energy)
  • D Obstacle Detected
Short Distance
Long Distance

In Short and Long Distances
Operating Sensitivity

Operates in Sunlight
Operates in Sunlight
Operates in Dust
Operates in Dust
Easy Installation
Easy Installation –
Slim Design
Fast Response
Fast Response

Number of infrared diodes:
72 pieces

For us, this is not just a photocell;
it is an
invisible safety wall that ensures people travel safely.

Box Dimensions
8.2 cm Diameter (Width)
228 cm Total Length
3.1 kg Package Weight
Technical Drawing Preview
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Click on the image for a detailed technical drawing.

TECHNICAL SPECIFICATIONS

Number of Diodes 36
Operating Distance 0 – 4000 mm
Supply Voltage 220 V
Number of Beams 174
Cable Length 2.5 m x 2

INSTALLATION INSTRUCTIONS

  1. For the installation of the LKS Horus photocell system at the cabin entrance, several positions can be selected depending on the elevator project status:
    • a It can be used by connecting to moving panels in center-opening doors.
    • b It can be used from outside-to-outside of the cabin with auxiliary parts.
    • c One sensor can be used by connecting it to the moving panel and the other sensor to the fixed base of the cabin.
  2. The sockets of the TX and RX cables coming from the sensors must be connected to the appropriate inputs on the power unit.
  3. Sensor cables must be fixed at appropriate positions using the cable ties included in the package.
  4. Only the connection screws included in the package should be used when fixing the sensors.
  5. Power unit indicators:
    Green Light: Indicates that the unit is energized.
    Red Light: Indicates an obstruction in the light barrier.

PACKAGE CONTENTS

  • 2 Photocell Sensors (TX + RX)
  • 1 Power Unit
  • 2 Pieces of Extension Cables (2.5 m x 2)
  • 10 Pieces of Connection Screws
  • 10 Pieces of Connection Clips
  • 1 Unit of Installation Manual
TECHNICAL COMPARISON

Comparison of LKS Horus Boy Photocell and Standard Photocells

Technical parameter analysis according to EN 81-20 and EN 81-70 elevator safety standards.

Technical Parameter LiftKeys LKS Horus (174 Beams) Market Standard Photocells
Infrared Beam Count 174 Cross Beam 64 - 128 Beam
Number of Diodes 36 Quantity TX / 36 Quantity RX (Total 72) 16 - 32 Quantity
Operating Distance 0 – 4000 mm (Wide Aperture) 0 – 3000 mm
Response Time < 45 ms (Ultra Fast) 65 - 100 ms
Sunlight Resistance > 100.000 Lux (Reflectionless) < 50.000 Lux (May make mistakes)
Body and Protection Class IP54 Dust and Water Splash Resistant IP40 Open Body
Regulatory Compliance EN 81-20 & EN 81-70 Fully Compatible Partial/Undocumented
Supply Voltage 220V AC / 24V DC Internal Control Unit External Transformer May Be Required
FAQS/TECHNICAL SUPPORT

Frequently Asked Questions About Elevator Height Photocell

Yep. The LKS Horus elevator height photocell fully meets all the requirements of the current EN 81-20 (Safety rules for the construction and installation of elevators) and EN 81-70 (Accessibility for the disabled) standards. Thanks to its 174 cross-beam beam, it instantly detects small objects and obstacles.

No. LKS Horus has optical filtering technology and is immune to direct ambient light and sunlight above 100,000 Lux. In panoramic elevators with glass panels or exterior doors, the door caused by solar reflection completely prevents the problems of staying open.

It is fully compatible with all types of automatic doors (central opening doors, telescopic doors and semi-automatic doors). Thanks to the slim profile body, it is easily installed on the movable door flaps or the cabinet case with a mounting kit and flexible extension cables that come out of the package.

Yes, it is delivered in a complete set. The package includes 1 pair of photocell bars (TX transmitter and RX receiver), 220V/24V control unit (Power Supply), 2 2.5 meter flexible spacer cables, mounting screws and connecting clips.
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