WTB4S-3N1331 _SICK_PRODUCT_吉林易择科技技术发展有限公司

The WTB4S-3N1331 is a miniature photoelectric proximity sensor with background suppression, featuring a focused red PinPoint LED and NPN light-switching output. Compact and accurate, it’s well-suited for detecting small objects in tight industrial spaces.<br />

Grace +86 13600179521

DESCRIBE

Parameters
Parameter Specification
Sensor Type Photoelectric proximity (background suppression)
Sensing Range (typical) 10 mm … 120 mm
Sensing Range (max) 4 mm … 120 mm
Light Source Visible red PinPoint LED (~650 nm)
Light Spot Size Ø 2.5 mm at 50 mm distance
Adjustment 5-turn potentiometer
Supply Voltage 10 … 30 V DC (ripple < 5 Vpp)
Current Consumption ~20 mA (no load)
Output Type NPN, light-switching
Max Output Current ≤ 100 mA
Response Time < 0.5 ms
Switching Frequency 1,000 Hz
Circuit Protection Reverse polarity, interference suppression, overcurrent/short-circuit
Housing Dimensions 12.2 × 41.8 × 17.3 mm
Connection 3-wire cable, 2 m long
Housing Material ABS with PMMA optics
Enclosure Rating IP67 (also IP66)
Operating Temperature –40 °C … +60 °C
Storage Temperature –40 °C … +75 °C
Weight ~30 g

SERVICE HOTLINE Grace +86 13600179521

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