Description
The SICK WTR1-P421-A12 is a compact photoelectric proximity sensor designed for reliable object detection using through-beam technology. It provides precise switching performance in industrial automation applications where accurate detection of small or fast-moving objects is required. The sensor is commonly used in packaging, assembly, and material handling systems.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
SICK |
| Category |
Sensors & Switches |
| Part Number |
WTR1-P421-A12 |
| Subcategory |
Photoelectric Proximity Sensor |
| Sensing Principle |
Through-beam photoelectric |
| Light Source |
Red LED |
| Output Type |
PNP |
| Switching Mode |
Light/Dark switching |
| Supply Voltage |
10 V DC … 30 V DC |
| Response Time |
≤ 0.5 ms |
| Connection Type |
M12 connector |
| Housing Material |
Plastic |
| Enclosure Rating |
IP67 |
| Operating Temperature |
–25 °C … +55 °C |
| Weight |
3.00 lbs |
Information About WTR1-P421-A12
The WTR1-P421-A12 is part of the SICK WTR series, which includes miniature photoelectric sensors engineered for space-constrained industrial environments. It features a rugged rectangular housing with integrated optics and electronics for stable operation in demanding conditions. The sensor uses through-beam photoelectric technology to achieve high detection accuracy and immunity to background interference. It is compatible with standard 10–30 V DC control systems and is designed for easy integration into automated machinery.
Key Features:
- Through-Beam Photoelectric Sensor: Provides accurate object detection by separating emitter and receiver units.
- High Detection Precision: Suitable for detecting small objects and fast processes.
- PNP Output Configuration: Ensures compatibility with modern industrial control systems.
- Red LED Light Source: Visible beam simplifies alignment and setup.
- Fast Switching Speed: Supports high-speed automation and counting applications.
- Compact Rectangular Housing: Ideal for installations with limited mounting space.
- Industrial-Grade Construction: Designed for reliable operation in harsh factory environments.
The WTR1-P421-A12 delivers the reliability and precision required for accurate industrial object detection and process automation.
