Maintenance teams planning replacements for WTT12L-B2546 frequently review Sick Laser Sensor, Sick Gtb6 P4211 and P&F Photoelectric Sensor to prevent downtime, checking availability and compatibility with existing systems.
Sick WTT12L-B2546 Photoelectric Sensor
The Sick WTT12L-B2546 Photoelectric Sensor delivers a one-hundred to one-thousand-eight-hundred millimeter sensing range with visible red laser light. It includes background suppression, PNP/NPN push-pull output, and a ≤ 16.7 ms response with a 30 Hz switching frequency. Operating on 10–30 V DC, it features dual potentiometer adjustments, an M12 connector, IP67 enclosure, VISTAL® housing, and PMMA optics for reliable industrial use. Explore Sick Sensors, view Sick Photoelectric Sensors, and check the Sick WTT Series.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | WTT12L-B2546 |
Sick WTT12L-B2546 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression, Optical time-of-flight |
| Dimensions (W x H x D) | 20 mm x 49.6 mm x 44.2 mm |
| Housing design (light emission) | Rectangular |
| Sensing range max. | 50 mm ... 1,800 mm |
| Sensing range | 100 mm ... 1,800 mm3) |
| Type of Light | Visible red light |
| Light source | Laser |
| Light spot size (distance) | Ø 12 mm (1,800 mm) |
| Wave length | 658 nm |
| Laser class | 1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.1 |
| Adjustment | Potentiometer, 4 turns (2 x) |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | 70 mA 3) |
| Switching output | Push-pull: PNP/NPN |
| Switching mode | Light switching |
| Output current Imax. | ≤ 100 mA |
| Response time | ≤ 16.7 ms |
| Switching frequency | 30 Hz 6) |
| Connection type | Male connector M12, 5-pin |
| Protection class | III |
| Housing material | Plastic, VISTAL® |
| Optics material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | –35 °C ... +50 °C 10) |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 48 g |
The Sick WTT12L-B2546 Photoelectric Sensor is designed for stable long-range detection in automated environments. The Sick WTT12L-B2546 supports a 100–1,800 mm sensing range, uses visible red laser detection, and provides PNP/NPN push-pull output for flexible integration. With a ≤ 16.7 ms response time and 30 Hz switching frequency, it is part of the WTT series known for optical time-of-flight reliability and background suppression suitable for industrial automation.
This model is used in conveyors, packaging equipment, assembly machinery, and material handling systems requiring consistent object detection. Its rectangular housing, IP67 sealing, and VISTAL® construction ensure durability, while the potentiometer-based adjustment simplifies fine-tuning in varied machine setups. The M12 connector allows quick installation and stable connectivity across industrial environments.
The Sick WTT12L-B2546 Photoelectric Sensor provides dependable detection performance and stable operation for automation lines and handling systems. With its long-range capability, laser accuracy, and robust VISTAL® housing, the WTT12L-B2546 supports reliable sensing in challenging industrial conditions. Buyers can trust the Sick brand for consistent output, dependable background suppression, and durability needed for continuous industrial applications.
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