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Sick-WTB4FP-31312120ZZZ
WTB4FP-31312120ZZZ

Photoelectric sensorsW4, WTB4FP-31312120ZZZSensing range min. / max.: 4 mm / 220 mmFunctional principle: Photoelectric proximity sensorFunctional principle detail: Background suppressionSwitching output: Push-pull: PNP/NPNSwitching mode: Dark switchingConnection type: Cable with connector M8, 3-pin, 110 mmLight source: PinPoint LEDType of light: Visible red lightHousing material: VISTAL®Adjustment: Teach-in button, Potentiometer, Teach-Turn adjustmentHousing: Rectangular

Photoelectric sensors
W4, WTB4FP-31312120ZZZ
Sensing range min. / max.: 4 mm / 220 mm
Functional principle: Photoelectric proximity sensor
Functional principle detail: Background suppression
Switching output: Push-pull: PNP/NPN
Switching mode: Dark switching
Connection type: Cable with connector M8, 3-pin, 110 mm
Light source: PinPoint LED
Type of light: Visible red light
Housing material: VISTAL®
Adjustment: Teach-in button, Potentiometer, Teach-Turn adjustment
Housing: Rectangular

Functional principlePhotoelectric proximity sensor
Functional principle detailBackground suppression
Sensing range
Sensing range min.4 mm
Sensing range max.220 mm
Adjustable switching threshold for background suppression15 mm ... 220 mm
Reference objectObject with 90% remission factor (complies with standard white according to DIN 5033)
Minimum distance between set sensing range and background (black 6% / white 90%)3 mm, at a distance of 80 mm
Recommended sensing range for the best performance40 mm ... 140 mm
Emitted beam
Light sourcePinPoint LED
Type of lightVisible red light
Shape of light spotPoint-shaped
Light spot size (distance)Ø 4.2 mm (130 mm)
Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)< +/- 1.5° (at Ta = +23 °C)
Key LED figures
Normative referenceEN 62471:2008-09 | IEC 62471:2006, modified
LED risk group markingFree group
Wave length635 nm
Average service life100,000 h at Ta = +25 °C
Smallest detectable object (MDO) typ.
0.2 mm (At 130 mm distance (object with remission factor of 90% (complies with standard white according to DIN 5033)))
Adjustment
Teach-Turn adjustmentBluePilot: For setting the sensing range
Indication
LED blueBluePilot: sensing range indicator
LED greenOperating indicator
Static on: power on
LED yellowStatus of received light beam
Static on: object present
Static off: object not present
Special applicationsDetecting flat objects

As Mnelko, we are a reliable partner in industrial automation solutions, offering high-quality and innovative products with a wide product range to meet all the needs of your business. Our product portfolio consists of solutions designed based on the principles of high performance, durability, and efficiency to support modern industrial processes.
All of our products ensure maximum reliability even in challenging working conditions and help your business operations run smoothly. The products we offer in industrial automation, energy management, cabling solutions, and many other areas adapt flexibly to the needs of different sectors.
Additionally, our products are manufactured using only high-quality materials and comply with international standards. Through the solutions we provide, we enable our customers to increase operational efficiency and optimize costs. Our company closely follows technological advancements and continuously offers innovative products to help our customers gain a competitive advantage.
On each of our product pages, you can find comprehensive information about technical details, areas of use, and product features. You can explore all the products you need to strengthen your industrial processes on our website and enjoy a seamless purchasing experience.

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