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Measuring Wheel Encoder MWS120-31N2NF18x12 | 18 Bit x 12 Bit Resolution | PROFINET Interface | Robust Aluminium Design | by SICK
The Measuring Wheel Encoder MWS120-31N2NF18x12 offers high precision with an 18 bit x 12 bit resolution and a measuring increment of just 0.002 mm per pulse. Ideal for industrial automation, this encoder is designed for applications requiring accurate length and position measurement, such as conveyor belt monitoring and packaging machinery. Its robust design features a cross knurled aluminium measuring wheel and a stainless steel spring element, ensuring durability and long service life.
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Technical Specifications
- MTTFD (mean time to dangerous failure): 80 years (EN ISO 13849-1)
- Max. resolution: 18 bit x 12 bit (262,144 x 4,096)
- Measuring increment: 0.002 mm per pulse
- Repeatability: < 0.1 mm
- Communication interface: PROFINET
- Programmable/configurable: Yes
- Connection type: Male connector 1x M12 4-pin axial, Female connector 2x M12 4-pin axial
- Supply voltage: 10 V DC to 30 V DC
- Measuring wheel circumference: 500 mm
- Measuring wheel surface: Cross knurled aluminium
- Mounting: Measuring wheel mounted at the front
- Spring element material: Stainless steel
- Measuring wheel and spring arm material: Aluminium
- Start up torque: 0.5 Ncm
- Operating torque: 0.3 Ncm
- Bearing lifetime: 3.0 x 10^9 revolutions
- Minimum spring tension force: 4 N
- Max permissible working area for spring: ± 10 mm
- Service life of spring element: > 1.5 million cycles
- Mounting position: Preferably from above, from below possible
- Operating temperature range: -30 °C to +80 °C
- Storage temperature range: -40 °C to +100 °C
- EMC: According to EN 61000-6-2 and EN 61000-6-3
- Dimensions (H x L x W): 100mm x 180mm x 120mm
- Weight: 1.5 kg
Key Features
- High resolution with 18 bit x 12 bit (262,144 x 4,096) steps per revolution
- Measuring increment resolution of 0.002 mm per pulse
- Repeatability less than 0.1 mm
- PROFINET communication interface with programmable/configurable options
- Robust mechanical design with cross knurled aluminium measuring wheel
- Spring arm mechanism with stainless steel spring element and aluminium components
- Wide operating temperature range from -30 °C to +80 °C
- Long bearing lifetime of 3.0 x 10^9 revolutions
- Service life of spring element greater than 1.5 million cycles
- EMC compliant according to EN 61000-6-2 and EN 61000-6-3
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with industrial automation equipment and PROFINET communication standards to ensure proper setup and safety.
Applications
- Industrial automation for precise length and position measurement
- Conveyor belt monitoring and control
- Material handling systems
- Packaging machinery requiring accurate measurement feedback
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Energy-efficient electronics reduce power consumption during operation
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK MWS120-31N2NF18x12 Measuring Wheel Encoder is available for immediate purchase, ideal for industrial automation and precise measurement applications.
