Overview
The SICK WT4-2P431S18 is a compact photoelectric proximity sensor designed for reliable object detection in demanding industrial automation applications. This sensor delivers precise detection performance in a space-saving form factor, featuring PNP switching output, 10-30VDC supply voltage, and a robust M12 mini connector for fast installation and field replacement.
Key Features
- Compact WT4 housing—fits easily into tight mounting spaces
- PNP switching output for direct integration with standard industrial controllers
- 10-30VDC operating voltage range for flexible power supply options
- IP67 rating provides protection against dust, moisture, and washdown environments
- M12 mini connector enables quick connect/disconnect capability
- Cost-effective background suppression technology for reliable foreground detection
Technical Specifications
- Supply Voltage: 10–30 VDC
- Output Type: PNP (NPN available in other variants)
- Connector: M12 mini plug, 5-pin
- IP Rating: IP67
- Sensing Range: Varies by model configuration (typical 0–150 mm)
- Operating Temperature: –40 °C to +75 °C
- Housing Material: Plastic composite
- Mounting Style: M12 threaded barrel
- Certifications: CE, RoHS compliant
- Manufacturer Part Number: 1016962




