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Liquid Level Sensor NPN | IP67, IP68, IP69K Protection | 0.5mm to 6mm Sensing Range | by SICK
The Liquid Level Sensor NPN is designed for precise detection of water-based liquids, featuring a sensing range from 0.5 mm to 6 mm and robust IP67, IP68, IP69K protection ratings. Ideal for industrial automation and process control, this sensor ensures reliable performance in various applications, with a durable plastic housing and short-circuit protection for enhanced safety.
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Technical Specifications
- Supply voltage: 10 V to 30 V DC
- Current consumption: 13 mA
- Switching frequency: 10 Hz
- Voltage drop: ≤ 1.5 V DC
- Switching output: NPN, normally closed
- Connection type: 4-wire cable, 2 m length
- Enclosure rating: IP67, IP68, IP69K
- Shock and vibration resistance: 30 g, 11 ms, 6 positive and 6 negative per axis
- Ambient operating temperature: -25 °C to +80 °C
- Housing material: Plastic, PBT
- Protection class: III
- Short-circuit and power-up pulse protection included
- Dimensions (H x L x W): 34mm x 8mm x 16mm
- Weight: 0.1 kg
Key Features
- Rectangular housing with IP67, IP68, IP69K protection ratings
- Sensing range from 0.5 mm to 6 mm
- Flush and non-flush installation types
- NPN switching output with normally closed (NC) function
- Cable connection, 4-wire, 2 m length
- Detection of water-based liquids with conductivity up to 50 mS/cm
- Short-circuit and power-up pulse protection
- Shock and vibration resistant (30 g, 11 ms)
- Ambient operating temperature from -25 °C to +80 °C
- Plastic PBT housing material
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical wiring and sensor mounting to ensure proper function and safety.
Applications
- Detection of water-based liquids in containers with minimum diameter of 8 mm
- Suitable for plastic containers with thickness 0.5 mm to 6 mm
- Suitable for glass containers with thickness 0.5 mm to 4 mm
- Industrial automation and process control requiring liquid level detection
Standards & Compliance
- Complies with AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Enables precise liquid detection reducing waste and spillage
- Durable design minimizes replacement frequency and electronic waste
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK CQF16-06ENOEW1 sensor is available for immediate purchase, ideal for industrial liquid detection applications requiring high reliability and robust protection.
