SICK WTB8-P1131 Photoelectric Sensor

USD 146.77

Miniature photoelectric proximity sensor featuring advanced background suppression, 30-300mm sensing range, PNP output, IP67 protection, and a 2m PVC cable.

SKU SICK-6033205 Category
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SICK WTB8-P1131 Photoelectric Sensor

Model Identifier WTB8-P1131
Official Part Number 6033205
GTIN Standard 4047084163487

Technical Overview

Miniature photoelectric proximity sensor featuring advanced background suppression, 30-300mm sensing range, PNP output, IP67 protection, and a 2m PVC cable.

Key Features

  • Adjustable sensing range of 30 mm to 300 mm with background suppression
  • Highly visible red LED (650 nm) for quick and easy optical alignment
  • Selectable light/dark switching via PNP output configuration
  • High-speed performance with ≤ 0.5 ms response time and 1,000 Hz switching frequency
  • Compact and durable ABS plastic housing with an IP67 environmental enclosure rating
  • Supplied with a pre-wired 2-meter PVC cable and stainless steel mounting bracket

Advanced Background Suppression Technology for precise object detection completely independent of color or reflective backgrounds.

Technical Specification Matrix

ParameterValue
Supply Voltage10 V DC ... 30 V DC
Sensing Range30 mm ... 300 mm
Light SourceVisible red light LED (650 nm)
Output TypePNP, Light/dark switching
Switching Frequency1,000 Hz
Response Time≤ 0.5 ms
Current Consumption30 mA
Output Current (Imax)≤ 100 mA
Connection TypeCable, 3-wire, 2 m (PVC)
Enclosure RatingIP67
Operating Temperature-25 °C to +55 °C
Housing MaterialPlastic, ABS
Dimensions (W x H x D)11 mm x 31 mm x 20 mm
Physical Weight (kg)0.05
Dimensions L x W x H (cm)2 x 1.1 x 3.1

Industrial Applications

1. Conveyor Belt Object Counting

Deployed on high-speed industrial conveyor systems to accurately count passing objects of varying colors and shapes.

Problem Solved

Eliminates false triggers caused by reflective conveyor surfaces or differently colored items using robust background suppression and a fast 1,000 Hz switching frequency.

Background Suppression1,000 Hz Switching FrequencyPNP OutputVisible Red Light LED

2. Packaging Machinery Jam Detection

Integrated into compact packing machine chutes to monitor product flow and instantly detect jams or blockages in confined mechanical spaces.

Problem Solved

The miniature 11x31x20 mm housing fits tight machine envelopes seamlessly, while the ≤ 0.5 ms response time ensures immediate controller notification to stop the machine and prevent damage.

Miniature Housing≤ 0.5 ms Response TimeIP67 EnclosureProximity Sensing

3. Automated Assembly Verification

Utilized in robotic assembly cells to verify the presence and correct orientation of components before initiating the next manufacturing step.

Problem Solved

Ensures process reliability by accurately detecting parts within the 30-300 mm range while actively ignoring complex tooling fixtures in the background.

30-300 mm Sensing RangeBackground Suppression10-30 V DCAutomated Assembly
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