Sensor Magnet Manufacturer,Injection Molded Magnetic Target,2-Track Nonius Code Disc,2-Track Nonius Encoder Disc,Magnetically Coded Targets,Magnetic Incremental Rings,Incremental Magnetic Rings,Axial Incremental Magnetic Rings
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Description
The MU28S 34-32N is a high-precision, high-reliability magnetic encoder disc designed for use in rotary encoders, it has vulcanized rubber magnet and ferrite magnet two kinds of material,providing accurate position feedback for a wide range of applications.
2-track nonius encoder disc, bipolar magnetized, number of pole pairs: master 32, nonius 31.
Parameter
MU28S 34-32N drawing
Item NO. |
Parameter | Comments | Typ. | Tolerance | Unit |
---|---|---|---|---|---|
A1 | Radial Position of Chip Center | referred to axial center | 13.48 | mm | |
A2 | Distance Package Surface DFN16-5x5 | referred to magnetic coating surface | 0.4 | mm | |
A3 | Total height | height of magnetic material and carrier | 1.1 | ±0.1 | mm |
B1 | Nonius-track diameter | inner magnetic track diameter | 23.36 | mm | |
B2 | Master-track diameter | outer magnetic track diameter | 30.56 | mm | |
B3 | Outer Diameter of magnetic material | magnetic material | 34 | ±0.2 | mm |
B4 | Inner Diameter of magnetic material | magnetic material | 20.4 | ±0.2 | mm |
B5 | Inner Diameter of metal carrier | metal carrier | 18 | -0.02 +0.03 |
mm |
B6 | Out diameter of metal carrier | metal carrier | 34 | mm | |
M1 | Width of single nonius-track pole | 1.18 | mm | ||
M2 | Width of single master-track pole | 1.5 | mm | ||
Hc | Coercive force | at 20°C | 170 | kA/m | |
Br | Remanence | at 20°C | 25 | mT | |
T | Operating temperature | -35- 120 | ℃ | ||
AMP | Magnetic field amplitude | when the air gap 0.4mm | 3 | mT |
Magnet material comparison


Item: | MU28S 34-32N/Rubber Magnets | MU28S 34-32N/Ferrite |
---|---|---|
O.D: | 34mm | 34mm |
I.D: | 18mm | 20.4mm |
Thickness: | 1.1mm | 1.4~2mm |
Master Track: | 64Poles | 64Poles |
Nonius Track: | 62Poles | 62Poles |
Metarail: | Vulcanized Rubber Magnets | Ferrite |
With IC | iC-MU150 | iC-MU150 |
Metal Carrier: | SUS430 | None |
CAD Drawing: | Refer to the picture below | None |
Key Features:
High Precision: The MU28S 34-32N delivers accurate position feedback with its high-resolution pole structure.
Durable Construction: The vulcanized rubber magnet or ferrite material withstands harsh environments and extends product lifespan.
Reliable Performance: The IC-MU150 chip ensures consistent and reliable signal processing.
Applications:
- Robotics
- CNC Machine Tools
- Servo Systems
- Packaging Machinery
- Printing Machinery
- Textile Machinery
- Other Rotary Encoder Applications
- Ordering Information
IC/Sensor Test Screenshots

To order the MU28S 34-32N magnetic encoder disc, please contact us. We will be happy to assist you.
fayettewelding113 –
Great! Everything was perfect, if you are ordering magnets of any type you need to do business with Xiamen Kings Magnets. The best part of working with them was the customer service. They did everything I asked and were responded very quickly.
15126586211 –
It was VERY fast! and they look great
schami02 –
Great!