Motor encoder units combine bearing and sensor functionality into a single, compact, robust and easy to install unit. They enable accurate and continuous monitoring of speed and direction of rotation.
| d |
45 mm
|
Bore diameter |
|---|---|---|
| D |
85 mm
|
Outside diameter bearing |
| B1 |
25.2 mm
|
Width |
| B |
19 mm
|
Width of bearing part |
| d1 |
≈ 57.6 mm
|
Shoulder diameter |
| d2 |
53 mm
|
Inner diameter of sensor |
| D1 |
≈ 75.2 mm
|
Recess diameter |
| D2 |
78.86 mm
|
Outside diameter of sensor |
| D3 |
81.81 mm
|
Diameter of snap ring groove |
| C |
3.28 mm
|
Distance from outer ring side face to snap ring groove |
| b |
1.9 mm
|
Width of snap ring groove |
| r0 |
0.6 mm
|
Bottom radius of snap ring groove |
| r1,2 |
min. 1.1 mm
|
Chamfer dimension |
| L |
546 mm
|
Cable length |
|
± 10 mm
|
Tolerance for cable length L |
| da |
min. 51.5 mm
|
Diameter of shaft abutment |
|---|---|---|
| db |
min. 51.5 mm
|
Diameter of shaft abutment |
| db |
max. 52.4 mm
|
Diameter of shaft abutment |
| Da |
max. 78.5 mm
|
Diameter of housing abutment |
| Db |
min. 79.9 mm
|
Diameter of housing abutment |
| ra |
max. 1 mm
|
Radius of shaft or housing fillet |
| Cable connector type |
Free cable end
|
|
| Number of pulses per revolution | N |
80
|
| Period accuracy |
± 5 %
|
|
| Phase shift output signal |
90 °
|
|
| Phase shift output signal tolerance |
± 30 °
|
|
| Duty cycle |
50 %
|
|
| Duty cycle tolerance |
± 10 %
|
| SKF performance class |
SKF Explorer
|
|
| Basic dynamic load rating | C |
33.2 kN
|
| Basic static load rating | C0 |
21.6 kN
|
| Fatigue load limit | Pu |
0.915 kN
|
| Limiting speed |
5 000 r/min
|
|
| Minimum load factor | kr |
0.025
|
| Calculation factor | f0 |
14
|
| Mass sensor unit |
0.54 kg
|
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