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Inductive Proximity Sensor M18 | 12mm Sensing Range | IP68 & IP69K Rated | by SICK
The Inductive Proximity Sensor M18 offers a 12mm sensing range and operates with a PNP normally open output, making it ideal for mobile machines and hygienic environments. With an IP68 and IP69K enclosure rating, this sensor is built to withstand harsh conditions, ensuring reliable performance in demanding applications.
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Technical Specifications
- Supply voltage: 7.2 V DC to 60 V DC
- Switching output: PNP, normally open
- Switching frequency: 900 Hz
- Sensing range (Sn): 12 mm
- Safe sensing range (Sa): 9.72 mm
- Electrical wiring: DC 3-wire
- Enclosure rating: IP68 and IP69K
- Cable: PUR, 3-wire, 2 m length, 0.5 mm² conductor size
- Voltage drop: ≤ 2.5 V
- Ripple: ≤ 10%
- Time delay before availability: 100 ms
- Hysteresis: 3% to 20%
- Reproducibility: ≤ 2%
- Temperature drift: ± 10%
- Shock resistance: 100 g, 11 ms shocks
- Vibration resistance: 25 g peak, 10 Hz to 2000 Hz
- Operating temperature: -40 °C to +100 °C
- Housing material: Stainless steel V4A (DIN 1.4404 / AISI 316L)
- Sensing face material: Plastic, LCP
- Protection class: III
- Short-circuit and power-up pulse protection included
- Dimensions (H x L x W): 60mm x 60mm x 18mm
- Weight: 0.1 kg
Key Features
- Standard design housing with M18 x 1 thread size
- Non-flush installation type
- Sensing range of 12 mm with safe sensing range of 9.72 mm
- Switching frequency of 900 Hz with PNP normally open output
- Cable connection, 3-wire, 2 m length
- Enclosure rating IP68 and IP69K for high protection
- Resistant to cleaning agents and temperature resistant
- Shock and vibration resistant with high EMC immunity
- Stainless steel V4A housing and plastic LCP sensing face
- Includes mounting nuts, brass, nickel-plated
Professional Installation Requirements
- Professional installation by a qualified technician or electrician is recommended to ensure correct wiring and mounting for optimal sensor performance and safety.
Applications
- Mobile machines
- Hygienic and washdown zones
- Difficult application conditions requiring robust sensing
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable stainless steel housing reduces replacement frequency and waste
- High resistance to cleaning agents supports hygienic environments without damage
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for details.
Available Now
The SICK IMS18-12NPSNU2S inductive proximity sensor is available for immediate purchase, ideal for industrial, mobile, and hygienic applications requiring reliable sensing in harsh environments.
