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Safety light Curtain Selection

Side Compact safety light curtain QBT Series

This safety light curtain features an ultra-thin front design with a thickness of only 15 millimeters, making it an ideal safety protection device for hazardous locations with limited installation space or special requirements. Its response time is extremely short, reaching an industry-leading level of ≤15 milliseconds, ensuring a quick response in case of dangerous situations. It can be customized according to specific user needs, allowing configuration based on particular application requirements for height and resolution. This provides a more flexible and precise protection solution.
Beam Pitch:
10,20,40mm
Protection height:
0.3-3m
Detection:
Fingers, Hands
Security Level:
IP65
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Features

Frontal ultra-thin design

Frontal ultra-thin design, only 15mm, with a compact size, simple wiring, and easy installation and debugging. Suitable for safety protection in hazardous environments with limited installation space.

Quick response

Response time ≤15ms, ensuring safety, reliability, and stable performance. The self-check function is comprehensive: in the event of a safety sensor malfunction, it ensures that no incorrect signals are sent to the controlled electrical devices.

Electrical performance testing

Each set of light curtains undergoes a comprehensive product reliability test, including PCBA vibration test, lifespan stability test (YD/T 644-93), electrical performance testing, impact test, waterproof and dustproof test, anti-interference test, and other various assessments.

Technical Parameters

Light Curtain TypeOpposed Beam
Optical Axis Spacing10mm20mm40mm
Detection Accuracy18mm28mm48mm
Number of Beams6, 8...2004, 6...2004, 6...100
Protection HeightOptical Axis Spacing × (Number of Beams - 1)
Detection Distance30 ~ 3000mm, 30 ~ 6000mm
Response Time≤15ms
Ambient Light Immunity10000Lux (Incident Angle 5°)
Dimensions30x15×Lmm (L is the length of the emitter/receiver)
Protection RatingIP65
ControllerQCA QCA2
Power Supply VoltageDC12/24V AC110-22OV (Relay Output)
Current Consumption≤200mA
OutputNPN/PNP Type, Injected Current 500mA, Voltage Below 1.5V, Polarity, Short Circuit, Overcurrent Protection
Output StatusON (Receiver Indicator Green)
IndicatorsEmitter: Power Indicator (Red); Receiver: Output Indicator Transparent (Green), Blocked (Red)
Light SourceModulated Infrared LED
Connection MethodCircular Aviation Socket, with Special Connecting Cable, Emitter 3-core, Receiver 5-core
Housing MaterialAluminum Alloy, End Cap: ABS Reinforced Nylon
Environmental Light ResistanceIncandescent Light: Receiver Surface Illuminance 3000Lx; Sunlight: Receiver Surface Illuminance 10000Lx
Environmental TemperatureOperating: -10~+40C (Non-Freezing), Storage: -25-+55℃
Environmental HumidityOperating: 35~85%RH, Storage: 35~95%RH

Simple - less wiring, less hardware, less work

One receiver, one transmitter, two data lines, one right-angle rack and one t-shaped screw

QBT Series Laser Curtain Sensor

Accessories

Data Line

Cross-Section

Select Product

Series name

Features

Resolution

Protective Field Height

The height of the light curtain control area.

Scanning Range

Working distance between emitter and receiver

QBT seriesUltra-slim front design formaximum reliability

Finger protection

10mm50-1000mm0.3-3m
1000-1500mm
1500-2000mm

Finger protection

20mm50-1000mm
1000-1500mm
1500-2000mm
2000-3000mm
3000-5000mm

Hand Protection

40mm50-1000mm
1000-1500mm
1500-2000mm
2000-3000mm
3000-5000mm

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Industrial Automation Security Solutions