Operate and release distances for the MS-228 M8 Threaded Magnet Sensor in the three standard AT bands when actuated (as shown in the sketches) with NdFeB standard magnets is shown below. All distances given are in mm with tolerances of ±0.5mm. Although some of the AT band / magnet combinations will produce similar actuating distances, selecting the right AT band and magnet for an application is important and can be done by going through our AT band FAQ and magnet selection guide.
Operate Band 20-25 (AT)
Magnet Dimensions Operate Distance Release DistanceNDR-T 4.0 x 1.5 x 1.5 N/A N/A NDR-S 6.0 x 2.5 x 2.5 N/A N/A NDR-M 8.0 x 3.0 x 3.0 3.0 – 5.0 7.0 – 8.0 NDR-I 12.0 x 3.5 x 3.5 6.0 – 8.0 11.0 – 12.0 NDR-L 19.0 x 4.0 x 4.0 9.0 – 12.0 15.0 – 16.0 NDC-T Ø2.0 x 4.0 N/A N/A NDC-S Ø3.0 x 7.0 1.0 – 2.0 4.0 – 5.0 NDC-M Ø4.0 x 10.0 5.0 – 7.0 10.0 – 11.0 NDC-I Ø6.0 x 12.0 13.0 – 15.0 19.0 – 20.0 NDC-L Ø8.0 x 15.0 21.0 – 24.0 29.0 – 30.0
Operate Band 25-30 (AT)
Magnet Dimensions Operate Distance Release Distance NDR-T 4.0 x 1.5 x 1.5 N/A N/A NDR-S 6.0 x 2.5 x 2.5 N/A N/A NDR-M 8.0 x 3.0 x 3.0 1.5 – 3.0 6.0 – 7.0 NDR-I 12.0 x 3.5 x 3.5 4.5 – 6.0 10.0 – 11.0 NDR-L 19.0 x 4.0 x 4.0 8.0 – 9.0 14.0 – 15.0 NDC-T Ø2.0 x 4.0 N/A N/A NDC-S Ø3.0 x 7.0 N/A N/A NDC-M Ø4.0 x 10.0 3.5 – 5.0 8.0 – 10.0 NDC-I Ø6.0 x 12.0 11.0 – 13.0 18.0 – 19.0 NDC-L Ø8.0 x 15.0 19.0 – 21.0 27.0 – 29.0
Operate Band 30-35 (AT)
Magnet Dimensions Operate Distance Release Distance NDR-T 4.0 x 1.5 x 1.5 N/A N/A NDR-S 6.0 x 2.5 x 2.5 N/A N/A NDR-M 8.0 x 3.0 x 3.0 N/A N/A NDR-I 12.0 x 3.5 x 3.5 3.0 – 4.5 10.0 – 11.0 NDR-L 19.0 x 4.0 x 4.0 6.0 – 8.0 14.0 – 16.0 NDC-T Ø2.0 x 4.0 N/A N/A NDC-S Ø3.0 x 7.0 N/A N/A NDC-M Ø4.0 x 10.0 2.0 – 3.5 9.0 – 10.0 NDC-I Ø6.0 x 12.0 9.0 – 11.0 18.0 – 20.0 NDC-L Ø8.0 x 15.0 16.0 – 19.0 26.0 – 28.0
Magnet actuation direction Operate Band 20-25 (AT)
Magnet Dimensions Operate Distance Release Distance NDR-T 4.0 x 1.5 x 1.5 N/A N/A NDR-S 6.0 x 2.5 x 2.5 1.0 – 3.0 4.0 – 5.0 NDR-M 8.0 x 3.0 x 3.0 6.0 – 7.0 10.0 – 11.0 NDR-I 12.0 x 3.5 x 3.5 10.0 – 11.0 14.0 – 16.0 NDR-L 19.0 x 4.0 x 4.0 14.0 – 15.0 19.0 – 20.0 NDC-T Ø2.0 x 4.0 N/A N/A NDC-S Ø3.0 x 7.0 4.0 – 5.0 6.0 – 7.0 NDC-M Ø4.0 x 10.0 9.0 – 10.0 13.0 – 14.0 NDC-I Ø6.0 x 12.0 16.0 – 17.0 21.0 – 22.0 NDC-L Ø8.0 x 15.0 23.0 – 25.0 29.0 – 30.0
Operate Band 25-30 (AT)
Magnet Dimensions Operate Distance Release Distance NDR-T 4.0 x 1.5 x 1.5 N/A N/A NDR-S 6.0 x 2.5 x 2.5 1.5 – 2.0 3.0 – 4.0 NDR-M 8.0 x 3.0 x 3.0 5.0 – 6.0 8.0 – 9.0 NDR-I 12.0 x 3.5 x 3.5 9.0 – 10.0 12.0 – 13.0 NDR-L 19.0 x 4.0 x 4.0 12.0 – 14.0 18.0 – 20.0 NDC-T Ø2.0 x 4.0 N/A N/A NDC-S Ø3.0 x 7.0 3.0 – 4.0 6.0 – 7.0 NDC-M Ø4.0 x 10.0 8.0 – 9.0 11.0 – 12.0 NDC-I Ø6.0 x 12.0 14.0 – 16.0 20.0 – 21.0 NDC-L Ø8.0 x 15.0 20.0 – 23.0 28.0 – 29.0
Operate Band 30-35 (AT)
Magnet Dimensions Operate Distance Release Distance NDR-T 4.0 x 1.5 x 1.5 N/A N/A NDR-S 6.0 x 2.5 x 2.5 0.5 – 1.5 3.0 – 6.0 NDR-M 8.0 x 3.0 x 3.0 4.0 – 5.0 8.0 – 10.0 NDR-I 12.0 x 3.5 x 3.5 8.0 – 9.0 13.0 – 20.0 NDR-L 19.0 x 4.0 x 4.0 12.0 – 13.0 19.0 – 21.0 NDC-T Ø2.0 x 4.0 N/A N/A NDC-S Ø3.0 x 7.0 2.0 – 3.0 6.0 – 9.0 NDC-M Ø4.0 x 10.0 7.0 – 8.0 12.0 – 16.0 NDC-I Ø6.0 x 12.0 13.0 – 14.0 20.0 – 24.0 NDC-L Ø8.0 x 15.0 19.0 – 20.0 27.0 – 28.0