Specifications
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LF 485
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Measuring standard
Coefficient of linear expansion
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SUPRADUR phase grating on steel, grating period 8 µm
?therm 10 x 10–6 K–1
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Accuracy grade*
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±5 µm; ±3 µm
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Measuring length ML* in mm
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Mounting spar* optional
50 100 150 200 250 300 350 400 450 500 550 600 650 700
750 800 900 1000 1120 1220
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Interface
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1 VPP
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Signal period
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4 µm
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Reference marks* LF 485
LF 485 C
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- • 1 reference mark at midpoint of measuring length
- • 2 reference marks, each 25 mm (for ML ? 1000 mm) or 35 mm (for ML ? 1120 mm) from the beginning and end of the measuring length
Distance-coded
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Diagnostics interface
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Analog
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Cutoff frequency –3 dB
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? 250 kHz
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Electrical connection
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Separate adapter cable (1 m/3 m/6 m/9 m) connectible to mounting block
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Cable length
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? 150 m (with HEIDENHAIN cable)
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Voltage supply
without load
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DC 5 V ±0.25 V/< 150 mA
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Traversing speed
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? 60 m/min (max. acceleration in measuring direction ? 100 m/s2)
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Required moving force
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? 4 N
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Vibration 55 Hz to 2000 Hz
affecting the
Shock 11 ms
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Housing with mounting spar: ? 150 m/s2 (EN 60 068-2-6)
Scanning unit: ? 200 m/s2 (EN 60 068-2-6)
? 300 m/s2 (EN 60 068-2-27)
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Operating temperature
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0 °C to 50 °C
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Protection EN 60 529
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IP53 when installed according to instructions in the brochure
IP64 with sealing air via DA 400
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Mass
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0.4 kg + 0.6 kg/m measuring length
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* Please select when ordering |
