- Functional principle: Photoelectric proximity sensor
- Functional principle detail: Background suppression, Optical time-of-flight
- Housing design (light emission): Rectangular
- Sensing range max.: 50 mm … 1,400 mm 1)
- Sensing range: 100 mm … 1,400 mm 2)
3) - Type of light: Visible red light
- Wide background-suppressed sensing range with optical time-of-flight: Detects objects from 50 mm up to 1,400 mm, ensuring reliable performance even on shiny or deep-black surfaces.
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- Brand: Sick
Sick 1085283 Photoelectric proximity sensor
Mfr # 1085283
$552.66
/ea
Availability: Available to Order|Typically ships within 7 to 10 business days. Lead time may vary based on supplier availability.
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- Wide background-suppressed sensing range with optical time-of-flight: Detects objects from 50 mm up to 1,400 mm, ensuring reliable performance even on shiny or deep-black surfaces.
- Visible red laser with compact 10 mm beam spot: Offers pinpoint accuracy up to 1,400 mm distance using a 658 nm Class 1 laser.
- Dual push-pull outputs (PNP/NPN) with light/dark switching: Versatile interfacing featuring both active-high and active-low outputs, teach-in adjustment via single button for intuitive setup.
- Robust M12-connector housing (IP67 rated, 48 g): Rugged rectangular plastic body with plug-in M12, 5-pin connection, ideal for industrial environments requiring dust and splash protection.
The SICK WTT12L-B2522 (part no. 1085283), part of the PowerProx Precision Shiny family, is a high-precision photoelectric proximity sensor engineered for challenging industrial detection tasks. Its standout feature is the optical time-of-flight with background suppression, delivering consistent detection across surfaces varying from highly reflective to deep matte. With a sensing range spanning 50 mm to 1,400 mm, it offers both short-range precision and extended reach—perfect for dynamic applications requiring flexible mounting or distance measurement.
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Illumination is via a visible red laser (658 nm), producing a small-diameter beam—just 10 mm wide at 1,400 mm—which grants excellent accuracy and reduced susceptibility to ambient light. This Class 1 laser ensures safety and high precision in alignment-intensive tasks.
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From an electrical standpoint, the WTT12L-B2522 comes with dual push-pull outputs (PNP and NPN), offering light/dark switching functionality. This provides flexibility across various PLC architectures and logic systems. Adjustment is facilitated by a single teach-in button, minimizing setup complexity.
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Performance-wise, the sensor features a response time of up to 16.7 ms, translating to a switching frequency of around 30 Hz—adequate for moderate-speed detection scenarios commonly found in material handling or positioning operations.
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Mechanically, the unit is housed in a durable rectangular plastic body weighing only 48 g, with a 5-pin M12 male connector for straightforward integration. Rated IP67, it can withstand dust ingress and temporary water exposure—ideal for rugged industrial zones.
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The sensor supports a broad supply voltage of 10–30 V DC, consuming about 70 mA, with full protection against reverse polarity and electrical interference. It operates reliably in a wide ambient temperature range—from –35 °C to +50 °C, and even supports robust storage up to +70 °C.
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Compact, precise, and powerful, the WTT12L-B2522 is well-suited for industrial uses like shiny-part detection, distance verification, or background-suppressed proximity sensing. Its combination of long-range detection, precise laser targeting, dual-output flexibility, and rugged housing makes it an excellent choice for industrial automation, robotics, packaging, or assembly environments demanding both accuracy and durability.
Product Specifications
| Manufacturer | Sick |
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