Pepperl+Fuchs GL30-RT_32_40a_98a Photoelectric Sensor

USD 178.08

Robust IP67 photoelectric slot sensor detects 0.3 mm objects with high frequency, 30mm slot, 10-30VDC, PNP output.

SKU PEPPERL-FUCHS-GL30-RT/32/40a/98a Category
Top Brands > Pepperl+Fuchs > Photoelectric Slot Sensors

Pepperl+Fuchs GL30-RT Photoelectric Slot Sensor

Model Identifier GL30-RT/32/40a/98a
Official Part Number GL30-RT/32/40a/98a
GTIN Standard NA

Technical Overview

The Pepperl+Fuchs GL30-RT/32/40a/98a is a robust photoelectric slot sensor featuring a powder-coated die-cast zinc housing and a 30 mm slot width. It utilizes modulated visible red LED light for reliable detection of small parts down to 0.3 mm, even in fast-moving applications. Equipped with a sensitivity adjuster, light-on/dark-on changeover switch, and a 3-pin M8 connector, it provides a PNP signal output with short-circuit protection for versatile industrial use. Its IP67 rating ensures dependable operation in challenging environments.

Key Features

  • Optimized for the detection of small parts.
  • High switching frequency, up to 3 kHz.
  • Multiple device installation possible without mutual interference (no cross-talk).
  • Sensitivity adjuster and light-on/dark-on changeover switch as standard features.
  • Visible red light LED source.
  • IP67 degree of protection.
  • cULus approval.
  • Powder coated die-cast zinc housing with glass optical face.
  • PNP signal output, short-circuit protected, open collector.
  • 3-pin M8 connector.

Optimized for the precise and reliable detection of extremely small parts down to 0.3 mm, even in high-speed applications, ensuring accuracy in critical processes.

Technical Specification Matrix

ParameterValue
Light SourceLED
Light TypeModulated visible red light
Operating Voltage10 ... 30 V DC, class 2
Ripple10 %
No-load Supply Current≤ 15 mA
Output TypePNP, short-circuit protected, open collector
Switching TypeLight/dark switching, Light-on/Dark-on changeover
Connector3-pin, M8 connector
Protection DegreeIP67
Housing MaterialPowder coated die-cast zinc, glass optical face
Fork Width (L1)30 mm
Fork Depth (L3)35 mm
Minimum Obstacle Size0.3 mm
Ambient Light Limit100000 Lux
Switching Frequency3 kHz
Overall Length (L4)60 mm
Overall Width (L2)50 mm
Height of Body Above Slot (L5)33 mm

Industrial Applications

1. High-Speed Counting in Packaging Lines

This sensor is perfectly suited for accurately counting small, rapidly moving items such as bottle caps, pills, or small electronic components on conveyor systems. Its robust design allows operation in environments with dust or moisture.

Problem Solved

Provides highly accurate counting in automated packaging lines, preventing missed counts or errors due to small object size, high speed, or challenging environmental conditions (IP67). Its ability to detect transparent objects expands its use across various packaging materials.

Small part detectionHigh-speed countingIP67Modulated red lightPNP outputConveyor beltPackagingQuality control

2. Edge Detection and Positioning in Material Handling

Ideal for precise edge detection of thin materials like film, paper, or PCBs, enabling accurate alignment, cutting, or positioning within automated material handling systems, even in confined spaces.

Problem Solved

Ensures high-precision material handling by accurately detecting the edges of diverse materials, facilitating correct alignment and processing steps. The 30 mm slot width and 0.3 mm obstacle detection are critical for fine positioning tasks.

Edge detectionMaterial positioningFilm processingPCB alignmentMachine visionIP67Compact design

3. Tool Presence/Absence Verification in Automated Assembly

Used for verifying the presence or absence of small tools, drill bits, or components in automated assembly processes to prevent machine crashes, confirm correct part feeding, or validate successful tool changes.

Problem Solved

Mitigates risks of operational errors and damage in automated assembly by providing reliable confirmation of small tool or component presence at critical points. The 0.3 mm detection capability and high switching frequency are essential for fast, precise verification in robotic or CNC applications.

Tool verificationPart presence detectionAutomated assemblyMachine safetyRoboticsSmall object detectionPNP output
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