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NAMUR Proximity Sensor M12 | 5mm to 70mm Sensing Range | IP67 Rated | by SICK
The NAMUR Proximity Sensor M12 is designed for precise position detection in industrial automation, featuring a sensing range from 5mm to 70mm and an IP67 rated enclosure for dust and water protection. With a magnetic sensitivity of 0.7 mT and a switching frequency of up to 1,000 Hz, this sensor is ideal for hazardous area applications, ensuring reliable performance in challenging environments.
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Technical Specifications
- Thread size: M12 x 1
- Diameter: 12 mm
- Sensing range Sn: 5 mm to 70 mm
- Safe sensing range Sa: 56.7 mm
- Magnetic sensitivity: 0.7 mT
- Switching frequency: 1,000 Hz
- Connection type: 2 m cable, 2-wire
- Switching output: NAMUR per EN 60947-5-6
- Electrical wiring: DC 2-wire
- Magnetic alignment: Axial
- Enclosure rating: IP67
- Ripple: ≤ 5%
- Time delay before availability: ≤ 2 ms
- Hysteresis: ≤ 25%
- Reproducibility: ≤ 1%
- Temperature drift: ± 10%
- EMC: According to EN 60947-5-2
- Current consumption activated: ≥ 2.3 mA
- Current consumption not activated: ≤ 1 mA
- Cable material: PVC
- Conductor size: 0.34 mm²
- Cable resistance: ≤ 50 Ω
- Wire-break, reverse polarity, and short-circuit protection included
- Shock and vibration resistance: 30 g, 11 ms / 10-55 Hz, 1 mm
- Ambient operating temperature: -25 °C to +70 °C
- Housing material: Nickel-plated brass
- Housing length: 50 mm
- Thread length: 40 mm
- Tightening torque max: ≤ 7 Nm
- Type approval: TÜV 19 ATEX 241335, UL22UKEX2385
- ATEX marking: EX II 1G Ex ia IIC T6 Ga EX II 1D Ex ia IIIC T 200 85 °C Da
- Ex area category: 1G, 1D
- Input voltage max: 16 V
- Input power max: 100 mW
- Input current max: 30 mA
- Internal capacitance max: 130 nF
- Internal inductance max: 10 µH
- Nominal voltage: 8.2 V DC
- Dimensions (H x L x W): 50mm x 50mm x 12mm
- Weight: 0.1 kg
Key Features
- Metric M12 x 1 housing with 12 mm diameter
- Sensing range from 5 mm to 70 mm
- Safe sensing range of 56.7 mm
- Magnetic sensitivity of 0.7 mT
- Switching frequency up to 1,000 Hz
- NAMUR switching output with control current per EN 60947-5-6
- DC 2-wire electrical wiring
- Axial magnetic alignment
- IP67 rated enclosure for dust and water protection
- Includes two nickel-plated brass mounting nuts
- Wire-break, reverse polarity, and short-circuit protection
- Shock and vibration resistant (30 g, 11 ms / 10-55 Hz, 1 mm)
- Operating temperature range from -25 °C to +70 °C
- Housing made of nickel-plated brass
- ATEX certified for explosive atmospheres (EX II 1G Ex ia IIC T6 Ga EX II 1D Ex ia IIIC T 200 85 °C Da)
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with NAMUR sensors and hazardous area equipment standards to ensure compliance and safety.
Applications
- Industrial automation for position detection
- Hazardous area sensing with ATEX certification
- Machine safety and control systems
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Low power consumption with input power max 100 mW
- Durable metal housing extends product life reducing waste
- Certified compliance with China-RoHS for hazardous substance restrictions
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK MM12-70A-N-ZW0 NAMUR Proximity Sensor is available for immediate purchase, ideal for industrial automation and hazardous area sensing applications.
