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Measuring Wheel Encoder MWS120 | 500 Years MTTFD | 100 Pulses/Rev | by SICK
The Measuring Wheel Encoder MWS120 is designed for precise movement measurement in industrial automation. With a remarkable MTTFD of 500 years and 100 pulses per revolution, it ensures high accuracy and reliability. Ideal for applications like conveyor belt monitoring and robotics, this encoder features a robust aluminum design and operates effectively in temperatures from -20 °C to +80 °C.
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Technical Specifications
- MTTFD: 500 years (EN ISO 13849-1)
- Pulses per revolution: 100
- Measuring increment (resolution): 2 mm per pulse
- Repeatability: < 0.1 mm
- Communication interface: Incremental TTL / RS-422
- Number of signal channels: 6
- Connection type: Male connector, M12, 8-pin, radial
- Supply voltage: 4.5 V to 5.5 V
- Reverse polarity protection: Yes
- Short-circuit protection: Yes
- Measuring wheel circumference: 200 mm
- Measuring wheel surface: O-ring NBR70
- Mounting: Measuring wheel mounted at the front
- Spring element material: Stainless steel
- Measuring wheel and spring arm material: Aluminum
- Start up torque: +1.2 Ncm at 20 °C
- Operating torque: 1.1 Ncm at 20 °C
- Bearing lifetime: 3.6 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: -20 °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): 80mm x 150mm x 120mm
- Weight: 0.5 kg
Key Features
- High reliability with MTTFD of 500 years according to EN ISO 13849-1
- 100 pulses per revolution for accurate measurement
- Repeatability of less than 0.1 mm
- Incremental communication interface with TTL / RS-422 signals
- 6-channel signal output
- Robust mechanical design with aluminum measuring wheel and stainless steel spring element
- Operating temperature range from -20 °C to +80 °C
- EMC compliant with EN 61000-6-2 and EN 61000-6-3 standards
- Reverse polarity and short-circuit protection
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with incremental encoders and industrial automation systems to ensure proper mounting and electrical connections.
Applications
- Industrial automation for precise measurement of movement
- Conveyor belt speed and position monitoring
- Robotics and material handling systems
- Machine tool positioning and control
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable design reduces need for frequent replacements, minimizing waste
- Low power consumption with efficient electrical design
- Compliance with China-RoHS ensures reduced hazardous substances
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for detailed warranty terms.
Available Now
The SICK MWS120-12A11C00100 Measuring Wheel Encoder is available for immediate purchase, ideal for industrial automation and precise measurement applications.
