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WTB8-N1131

The SICK WTB8-N1131 is a non-contact, ultrasonic sensor from the MultiTask family. It is designed for highly reliable object detection and distance measurement in demanding industrial environments. Its ultrasonic technology allows it to perform consistently where optical sensors struggle, making it immune to factors like dust, mist, target color, or transparency.

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Key Parameters:
Parameter Specification Notes
Operating Principle Ultrasonic (Time-of-Flight) Single unit through-beam
Sensing Range 80 ... 800 mm (adjustable)
Beam Angle Approx. 12°
Accuracy < 1.5% of measured value or ±4 mm
Outputs 2 x PNP (NO/NC programmable), 1 x 4-20 mA analog
Supply Voltage 10 ... 30 V DC
Current Consumption ≤ 50 mA
Response Time 50 ms (typical, adjustable)
Connection M12, 5-pin quick-disconnect connector
Housing Protection IP67
Housing Material Plastic (PBT)
Setting Method Teach-in button or remote input
the SICK WTB8-N1131 is a versatile and robust self-contained ultrasonic sensor. Its ability to provide both switching and analog outputs, combined with its immunity to environmental challenges and material properties, makes it an ideal all-in-one solution for a wide range of detection and measuring tasks in automation. The dual programmable PNP outputs offer exceptional flexibility for controlling multiple functions with a single device.