WTB12-3P2431_SICK_PRODUCT_吉林易择科技技术发展有限公司

The SICK WTB12-3P2431 is a compact background-suppression photoelectric proximity sensor using visible red LED light. It delivers reliable detection across a range from 20 mm to 350 mm. The sensor features a 5-turn potentiometer for precise adjustment, PNP complementary (light/dark-switching) output, fast response, and is built for demanding environments with its robust metal housing and IP66/67/69K protection.

Grace +86 13600179521

DESCRIBE

Parameters
Parameter Specification
Detection principle Background suppression
Sensing range 20 mm … 350 mm
Light source Visible red LED, wavelength 640 nm
Light spot size Ø 6 mm at 200 mm
Adjustment 5-turn potentiometer
Supply voltage 10 … 30 V DC, ripple < 5 Vpp
Current consumption Approx. 45 mA
Output type PNP, complementary (light/dark switching)
Max output current ≤ 100 mA
Response time ≤ 330 μs
Switching frequency 1,500 Hz
Circuit protection Reverse polarity, interference suppression, overcurrent/short-circuit
Housing material Metal housing, PMMA front screen
Dimensions (W × H × D) 15.6 mm × 48.5 mm × 42 mm
Connector type M12, 4-pin male
Enclosure rating IP66, IP67, IP69K
Operating temperature –40 °C … +60 °C
Storage temperature –40 °C … +75 °C
Weight Approx. 120 g
Included accessories Two BEF-KH-W12 clamps with screws

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