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Encoder characteristics |
Incremental MRP 8080 |
Absolute MRP 8010 |
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Measuring standard |
OPTODUR circular scale |
DIADUR circular scale |
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Signal periods |
63 000 |
32 768 |
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System accuracy* |
±1” or ±2” |
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Position error per signal period |
±0.10” |
±0.20” |
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Repeatability |
From both directions: 0.2” |
From both directions: 0.5” |
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RMS position noise |
Typically 0.003” |
Typically 0.010” |
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Interface |
1 VPP |
EnDat 2.2 |
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Ordering designation |
– |
EnDat22 |
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Position values per revolution |
– |
29 bits |
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Clock frequency Calculation time tcal |
– |
≤ 16 MHz ≤ 5 µs |
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Reference marks |
150 (distance-coded) |
– |
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Cutoff frequency –3 dB |
≥ 500 kHz |
– |
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Electrical connection |
1.5 m cable with 15-pin D-sub connector; interface electronics integrated into the connector |
15-pin header; adapter cable with quick connector as accessory |
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Cable length |
≤ 30 m (with HEIDENHAIN cable) |
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Supply voltage |
DC 5 V ±0.25 V |
DC 3.6 V to 14 V |
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Power consumption (max.) |
5.25 V: ≤ 950 mW |
3.6 V: ≤ 1.1 W 14 V: ≤ 1.3 W |
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Current consumption (typical) |
175 mA (without load) |
5 V: 140 mA (without load) |
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* Please select when ordering |
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Bearing properties |
Incremental MRP 8080 |
Absolute MRP 8010 |
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Shaft |
Hollow through shaft D = 100 mm |
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Max. permissible axial load3) |
300 N (centered load) |
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Max. permissible radial load3) |
100 N |
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Max. permissible tilting torque3) |
6 Nm |
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Contact stiffness |
Axial: 684 N/µm Radial: 367 N/µm (calculated values) |
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Resistance to tilt |
1250 Nm/mrad (calculated value) |
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Mechanically perm. speed |
300 rpm |
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Moment of friction |
≤ 0.2 Nm |
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Starting torque |
≤ 0.2 Nm |
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Max. transferable shaft torque3) |
10 Nm |
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Moment of inertia of rotor |
2.8 · 10–3 kgm2 |
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Radial guideway accuracy |
Measured at distance h = 124 mm: ≤ 0.15 µm |
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Non-reproducible radial guideway accuracy |
Measured at distance h = 124 mm: ≤ 0.20 µm |
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Axial guideway accuracy |
≤ ±0.15 µm |
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Axial runout of the shaft |
≤ 4 µm |
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Wobble of the axis |
0.5” |
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Vibration 55 Hz to 2000 Hz Shock 6 ms |
≤ 200 m/s2 (EN 60068-2-6) ≤ 100 m/s2 (EN 60068-2-27) (without load) |
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Protection EN 605292) |
IP20 |
IP001) or IP40 |
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Operating temperature Storage temperature |
0 °C to 50 °C 0 °C to 50 °C |
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Relative air humidity |
≤ 75 % without condensation |
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Mass |
2.15 kg (without cable or connector) |
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1) Electromagnetic compatibility must be ensured in the complete system through appropriate installation measures 2) When mounted 3) Purely static load, without additional vibrations or shock load |
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