SICK GL10-R3811 Photoelectric Sensor

Product Overview

The SICK GL10-R3811 Photoelectric Sensor (Part No. 1064689) is an industrial retro-reflective sensor designed for reliable object detection in automation and manufacturing applications. Part of SICK's G10 series, this sensor uses visible red PinPoint LED technology to detect objects over long distances with consistent performance.

With a sensing range of up to 15 metres, a compact housing, and an electrically isolated SPDT relay output, the GL10-R3811 is suitable for a wide range of industrial control and monitoring systems. Its robust design and flexible AC/DC power supply options make it a practical choice for industrial automation requirements.

Key Features of SICK GL10-R3811

  • Long Sensing Range: Detects objects at distances of up to 15 metres with a compatible PL80A reflector.
  • Retro-Reflective Technology: Detects objects by receiving light returned from a reflector.
  • PinPoint LED Technology: Provides a bright, visible red light spot for convenient alignment.
  • SPDT Relay Output: Supports flexible integration with industrial control circuits.
  • Wide Power Supply Range: Supports AC/DC supply options as specified in the manufacturer's datasheet.
  • Compact Design: Measures just 20 × 50 × 51.5 mm for convenient installation.
  • Rugged Construction: IP67-rated enclosure for protection against dust and temporary water immersion under specified test conditions.
  • Adjustable Sensitivity: Features a 270° potentiometer for convenient adjustment.
  • Reliable Operation: Designed for dependable object detection in demanding industrial environments.

Applications of SICK GL10-R3811

The SICK GL10-R3811 is suitable for various industrial automation and object detection applications, including:

  • Packaging Machinery: Detecting products, cartons, and packages on conveyor systems.
  • Material Handling: Monitoring the movement of goods and components.
  • Conveyor Systems: Detecting object presence and supporting automated sorting processes.
  • Manufacturing Lines: Monitoring component positions during production.
  • Industrial Automation: Providing object detection signals for machine control systems.
  • Assembly Equipment: Checking the presence of parts during assembly operations.
  • Warehouse Automation: Supporting package detection and material flow monitoring.
  • Machine Safety-Related Monitoring: Providing general object detection where appropriate; it is not a substitute for a certified safety sensor.

Why Choose the SICK GL10-R3811?

Choosing the SICK GL10-R3811 means selecting an industrial photoelectric sensor designed for long-range detection, practical installation, and dependable operation.

Its key advantages include:

  • Trusted Sensor Technology: Manufactured by SICK, a specialist in industrial sensor and automation technology.
  • Flexible Integration: The relay output supports connection to compatible industrial control systems.
  • Efficient Installation: Its compact housing and visible red light simplify mounting and alignment.
  • Versatile Applications: Suitable for object detection across packaging, manufacturing, and material handling processes.
  • Reduced Maintenance Effort: Its robust enclosure and non-contact sensing principle can help reduce wear associated with mechanical contact sensors.
  • Product Identification: Part number 1064689 helps buyers and maintenance teams identify the required model accurately.

For the best performance, select a compatible reflector, verify the operating distance, and confirm electrical compatibility with the application before installation.

Technical Specifications – SICK GL10-R3811

SpecificationDetails
ManufacturerSICK
ModelGL10-R3811
Part Number1064689
Product SeriesG10
Sensor TypePhotoelectric retro-reflective sensor
Detection PrincipleDual-lens retro-reflective
Maximum Sensing RangeUp to 15 m with PL80A reflector
Sensing Range with P250 ReflectorUp to 12 m maximum
Light SourcePinPoint LED
Light TypeVisible red light
Wavelength625 nm
Adjustment270° potentiometer
Switching OutputElectrically isolated SPDT relay
Response Time≤ 10 ms
Maximum Switching Frequency20 Hz
Enclosure RatingIP67
Dimensions (W × H × D)20 × 50 × 51.5 mm
Connection Type5-wire cable, 2 m
Power SupplyAC/DC; verify exact rated range in the official datasheet
Operating Temperature−30°C to +60°C, subject to specified conditions
Housing DesignRectangular
ManufacturerSICK


SICK GL10-R3811 Supplier in India

Looking for a reliable supplier of the SICK GL10-R3811 Photoelectric Sensor in India? We can assist with product enquiries, availability checks, pricing, and procurement requirements for industrial automation applications.

The SICK GL10-R3811, part number 1064689, is suitable for businesses looking for long-range retro-reflective sensing in manufacturing, packaging, conveyor, and material handling systems.

Why Buy from Us?

  • Assistance with product identification and technical specifications.
  • Availability and lead-time confirmation before ordering.
  • Quotation support for individual units and bulk requirements.
  • Assistance with industrial automation and replacement sensor enquiries.
  • Support in verifying the model and part number against your application.

Frequently Asked Questions – SICK GL10-R3811

1. What is the SICK GL10-R3811 Photoelectric Sensor?

The SICK GL10-R3811 is a retro-reflective photoelectric sensor from the G10 series. It detects objects by sensing light reflected from a compatible reflector.

2. What is the maximum sensing range of the GL10-R3811?

The sensor offers a maximum sensing range of up to 15 metres when used with the specified PL80A reflector. With the P250 reflector, the maximum range is up to 12 metres.

3. What is the part number of the SICK GL10-R3811?

The manufacturer's part number is 1064689.

4. What type of output does the GL10-R3811 provide?

It features an electrically isolated SPDT relay output, allowing integration with compatible industrial control circuits.

5. What type of light does this sensor use?

The GL10-R3811 uses a visible red PinPoint LED with a wavelength of 625 nm.

6. Is the SICK GL10-R3811 suitable for industrial applications?

Yes. It is designed for industrial object detection applications such as conveyor systems, packaging machinery, production lines, and material handling equipment.

7. What is the IP protection rating of the GL10-R3811?

The sensor has an IP67 enclosure rating, offering protection against dust ingress and temporary immersion in water under specified test conditions.

8. What is the response time of the GL10-R3811?

The specified response time is 10 milliseconds or less, with a maximum switching frequency of 20 Hz.

9. Does the GL10-R3811 require a reflector?

Yes. As a retro-reflective sensor, it requires a compatible reflector to return the emitted light to the receiver. The detected object interrupts or reduces the returned light.

10. Where can I buy the SICK GL10-R3811 in India?

You can contact industrial automation suppliers in India to check availability, pricing, delivery timelines, and warranty terms. Always verify the model number and part number before purchasing.

11. How can I confirm compatibility with my machine?

Check the sensing distance, reflector type, supply voltage, relay contact ratings, cable connections, and environmental conditions against the manufacturer's datasheet and your machine's control circuit.

12. Where can I download the official datasheet?

You can consult the manufacturer's official SICK product datasheet for the GL10-R3811, part number 1064689, for detailed technical specifications and installation information.

Oct 24th, 2026 3:31 PM