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Inductive Proximity Sensor M18 | NPN Output | IP68 & IP69K Rated | Stainless Steel Housing | by SICK
The Inductive Proximity Sensor M18 is designed for reliable object detection in industrial automation, featuring a sensing range of 8 mm and an IP68/IP69K protection rating. Built with a durable stainless steel housing, it withstands harsh environments, making it ideal for applications involving coolants and lubricants. With a switching frequency of 50 Hz and NPN normally closed output, this sensor ensures high performance and longevity.
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Technical Specifications
- Supply voltage: 10 V DC to 30 V DC
- Ripple: ≤ 10%
- Voltage drop: ≤ 2 V
- Time delay before availability: ≤ 300 ms
- Hysteresis: 1% to 20%
- Reproducibility: ≤ 2%
- Temperature drift of sensing range: ≤ 10%
- Continuous current: ≤ 200 mA
- No load current: ≤ 10 mA
- Cable material: PUR, diameter 4.5 mm
- Conductor size: 0.34 mm²
- Shock resistance: 100 g / 5 ms / 1000 cycles; 150 g / 1 million cycles
- Vibration resistance: 10 Hz to 55 Hz, 1 mm; 55 Hz to 500 Hz, 60 g
- Ambient operating temperature: -25 °C to +75 °C
- Housing and sensing face material: Stainless steel V2A (DIN 1.4305 / AISI 303)
- Protection class: III
- Switching output: NPN, normally closed (NC)
- Connection type: 3-wire cable, 2 m length
- Dimensions (H x L x W): 59.5mm x 59.5mm x 18mm
- Weight: 0.1 kg
Key Features
- Metric housing with M18 x 1 thread size
- Sensing range of 8 mm with safe sensing range of 6.48 mm
- Flush installation type
- Switching frequency of 50 Hz
- NPN switching output with NC function
- Cable connection, 3-wire, 2 m length
- Enclosure rating IP68 and IP69K for high protection
- Sensing face made of stainless steel V2A, resistant against coolant lubricants
- Shock and vibration resistant with high durability
- Short-circuit and power-up pulse protection included
Professional Installation Requirements
- Installation by qualified personnel recommended to ensure proper mounting and electrical connection according to safety standards.
Applications
- Industrial automation for object detection
- Use in zones with coolants and lubricants
- Difficult application conditions requiring robust sensors
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Durable stainless steel housing reduces replacement frequency and waste
- High protection rating (IP68, IP69K) ensures long service life in harsh environments
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for details.
Available Now
The SICK IMI18-08BNOVU2S inductive proximity sensor is available for immediate purchase, ideal for industrial automation and harsh environment applications.
