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ERP 880 |
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Measuring standard |
DIADUR phase grating on glass |
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Signal periods |
180 000 |
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Accuracy of graduation |
±0.9” |
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Interpolation error per signal period1) |
±0.1” |
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Reference marks |
One |
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Hub inside diameter |
51.2 mm |
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Mech. permissible speed |
≤ 1000 rpm |
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Moment of inertia |
1.2 · 10-3 kgm2 |
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Permissible axial motion of measured shaft |
≤ ±0.05 mm |
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Interface |
1 VPP |
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Cutoff frequency –3 dB –6 dB |
≥ 800 kHz ≥ 1.3 MHz |
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Electrical connection |
With housing: Cable 1 m, with M23 coupling Without housing: Via PCB connector, 12-pin (adapter cable ID 372164-xx) |
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Cable length |
≤ 150 m (with HEIDENHAIN cable) |
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Voltage supply |
DC 5 V ±0.5 V |
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Current consumption |
≤ 250 mA (without load) |
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Vibration 55 to 2000 Hz Shock 6 ms |
≤ 50 m/s2 (EN 60 068-2-6) ≤ 1000 m/s2 (EN 60 068-2-27) |
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Operating temperature |
0 °C to 50 °C |
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Protection* EN 60 529 |
Without housing: IP 00 |
With housing: IP 40 |
With housing and shaft seal: IP 64 |
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Starting torque |
– |
0.25 Nm |
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Mass |
3.0 kg |
3.1 kg incl. housing |
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* Please select when ordering 1) Interpolation error within one signal period and the accuracy of the graduation together result in the encoder-specific error; for additional error from mounting and bearing of the measured shaft, see Measuring accuracy |
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