Magnescale MD20B Magnetic Scale Interpolator Detector Unit for CNC Feedback

MD20B Interpolator Overview

The Magnescale MD20B is a high-precision magnetic scale interpolator (detector unit) manufactured by Magnescale Co., Ltd. (formerly Sony Magnescale / Sony Precision Technology), a leading Japanese company specializing in precision measurement and linear encoder systems. The MD20B processes signals from magnetic scale read heads and generates digital position feedback for CNC controllers, making it an essential component for NC position feedback in machine tools, rolling mills, and precision motion control applications.

Why Choose Magnescale Technology?

• Japanese Precision Heritage: Magnescale originated from Sony Corporation's precision measurement division with decades of innovation in magnetic scale technology for industrial metrology

• Selectable Resolution: Supports 9 selectable resolution settings from 0.1um to 10um, adaptable to various precision requirements without hardware changes

• Dual Output Simultaneous: Provides both A/B quadrature output AND up/down output via line driver (EIA-422 compliant) simultaneously, ensuring compatibility with diverse CNC controllers

• Wide Sensor Compatibility: Compatible with multiple Magnescale read heads including SR721, SR721R, SR721RD, SR721RN, SR801, SR801R, SR127, SR128, and MSS-101 series

• Built-in Diagnostics: Integrated alarm system detects max response speed exceeded, cable disconnection, and circuit errors for reliable operation

Technical Specifications

Typical Applications

• CNC Machine Tools: NC position feedback for lathes, milling machines, machining centers, and grinding machines requiring high-precision linear measurement

• Rolling Mills: Roll gap measurement and position control in steel and aluminum rolling mill applications

• Injection Molding Machines: Mold position feedback for precise clamping and injection control

• Precision Motion Control: Linear positioning systems, coordinate measuring machines, and semiconductor manufacturing equipment

Quality Assurance and Support

• ✓ Original Magnescale Product: 100% genuine Magnescale (Sony legacy) product with authenticity guaranteed

• ✓ Professional Technical Support: 15+ years engineering team experienced in CNC and precision measurement systems

• ✓ Quality Inspection: All products are tested before shipment

• ✓ Fast Shipping: Ships within 1-3 business days from Hong Kong warehouse

• ✓ 30-Day Returns: Hassle-free return policy for unused items

• ✓ 1-Year Warranty: Manufacturer warranty included

Packing and Shipping

Each Magnescale MD20B interpolator unit is packaged in anti-static bags with foam cushioning to protect sensitive electronics during transit. Professional export packaging ensures safe delivery worldwide. Ships from Hong Kong within 1-3 business days with full shipping insurance included.