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LC 4x5 Functional Safety

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海德汉heidenhain光栅尺LC415计数尺LC495s数显尺价格型号厂家维修 LC 415 LC 495 S

Specifications	LC 415	LC 495 S
Measuring standard Coefficient of linear expansion	DIADUR glass scale with absolute track and incremental track, grating period 20 ?m αtherm ≈ ? 8 x 10-6 K-1, (mounting type (I)/(II)); with mounting spar: αtherm ≈ ? 9 x 10-6K-1 (mounting type (III))
Accuracy grade*	± 3 ?m; ± 5 ?m
Measuring length ML* in mm	Mounting spar* or clamping elements* up to ML = 1240 optional, necessary as of ML 1340 70, 120, 170, 220, 270, 320, 370, 420, 470, 520, 570, 620, 670, 720, 770, 820, 920, 1020, 1140, 1240, 1340, 1440, 1540, 1640, 1740, 1840, 2040
Functional safety For applications up to	SIL 2 according to EN 61 508 (further basis for testing: EN 61 800-5-2) Category 3, PL “d" according to EN ISO 13 849-1:2008
PFH	≤ 15 x 10–9 For application height ≤ 6 000 m above sea level	≤ 25 x 10–9 For application height ≤ 1000 m above sea level
Safe POSTTTION1)	Encoder: ± 550 ?m (safety-related measuring step: SM = 220 ?m) Mechanical connection: fault exclusions for loosening of the housing and scanning unit (page 6)
Interface	EnDat 2.2	DRIVE-CLiQ
Ordering designation	EnDat 22	DQ 01
Resolution	Accuracy ± 3 ?m: 0.001 ?m, accuracy ± 5 ?m: 0.010 ?m
Calculation time tcal Clock frequency	≤ 5 ?s ≤ 16 MHz	– –
Electrical connection	Separate adapter cable connectable to mounting block
Cable length	≤ 100 m (with HEIDENHAIN cable),  clock frequency ≤ 8 MHz	≤ 30 m (longer cables on request)
Power supply	3.6 to 14 V DC	10 V to 28.8 V DC
Power consumption (max.)	At 14 V: ≤ 1.3 W; at 3.6 V: ≤ 1.1 W	At 10 V: ≤ 1.5 W; at 28.8 V: ≤ 1.7 W
Current consumption (typical)	At 5 V: 140 mA (without load)	At 24 V: 46 mA (without load)
Traversing speed	≤ 180 m/min
Required moving force	≤ 5 N
Vibration 55 to 2 000 Hz affecting the Shock 11 ms Acceleration	Scanning unit: ≤ 200 m/s2 (EN 60 068-2-6) Housing without mounting spar: ≤ 100 m/s2 (EN 60 068-2-6) Housing with mounting spar and cable outlet at right: ≤ 150 m/s2, at left: ≤ 100 m/s2(EN 60 068-2-6) ≤ 300 m/s2 (EN 60 068-2-27) ≤ 100 m/s2 in measuring direction
Operating temperature	0 °C to 50 °C
Protection EN 60 5292)	IP 53 when installed according to instructions in the brochure, IP 64 with sealing air from DA 400
Weight	Encoder: 0.2 kg + 0.55 kg/m measuring length; mounting spar: 0.9 kg/m
* Please select when ordering. 1) Further tolerances may occur in the subsequent electronics after the POSTTTION value comparison (contact the manufacturer of the subsequent electronics). 2) In the application the LC must be protected from the intrusion of particles and liquids. 海德汉heidenhain光栅尺LC415计数尺LC495s数显尺价格型号厂家维修