SICK WL34-B430 Photoelectric Sensor

USD 137.56

High-speed retro-reflective sensor featuring a 22m max range, dual NPN/PNP outputs, 1000Hz switching frequency, and an IP67 enclosure for harsh environments.

SKU SICK-1019245 Category
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SICK WL34-B430 Photoelectric Sensor

Model Identifier WL34-B430
Official Part Number 1019245
GTIN Standard 4047084124723

Technical Overview

High-speed retro-reflective sensor featuring a 22m max range, dual NPN/PNP outputs, 1000Hz switching frequency, and an IP67 enclosure for harsh environments.

Key Features

  • Retro-reflective sensing principle with a dual-lens system for up to 22 m range
  • Visible red LED light source for simplified alignment
  • Dual NPN and PNP outputs with selectable light/dark switching modes
  • High-speed 1,000 Hz switching frequency and ≤ 500 µs response time
  • Operating voltage range of 10 V DC to 30 V DC
  • Rugged ABS plastic rectangular housing rated to IP67
  • Wide operating temperature range from -40 °C to +60 °C
  • Integrated short-circuit, overcurrent, and reverse polarity protection

Extended 22-Meter Maximum Sensing Range

Technical Specification Matrix

ParameterValue
Sensing Range (Max)0.03 m ... 22 m
Light SourceVisible Red LED (660 nm)
Supply Voltage10 V DC ... 30 V DC
Current Consumption50 mA
Output TypeNPN, PNP
Output Current (Imax)≤ 100 mA
Response Time≤ 500 µs
Switching Frequency1,000 Hz
Connection TypeMale connector M12, 4-pin
Enclosure RatingIP67
Operating Temperature-40 °C to +60 °C
Housing MaterialPlastic, ABS
Physical Weight (kg)0.14
Dimensions L x W x H (cm)7 x 2.7 x 9.2

Industrial Applications

1. Automated Storage and Retrieval Systems (AS/RS)

Utilizing the extended 22-meter sensing range to verify pallet positioning and detect obstructions in deep-lane automated warehousing structures.

Problem Solved

Prevents collisions and material handling bottlenecks in large storage grids where long-distance reliable presence detection is mandatory.

Retro-reflective22m Sensing RangeAS/RSVisible Red Light

2. High-Speed Conveyor Sorting lines

Leveraging the 1,000 Hz switching frequency and 500 µs response time to accurately count or detect rapidly moving packages with minimal spacing.

Problem Solved

Eliminates missed counts and timing errors on fast-paced manufacturing lines by reacting instantaneously to gaps between objects.

1000 Hz Frequency500 µs Response TimeNPN/PNP OutputPhotoelectric Sensing

3. Outdoor Perimeter and Access Control Gate Monitoring

Deploying the sensor at external facility gates for vehicle detection, taking advantage of its rugged IP67 rating and extreme temperature tolerance.

Problem Solved

Provides continuous, weather-resistant operation in freezing or extremely hot outdoor environments without sensor failure or false tripping.

IP67 Enclosure-40 °C to +60 °CABS HousingDual Lens System
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