Optical Scale - Absolute - GVS608T

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Christian Willmann
c.willmann@willtec.de
+49 (0)7665 - 93465-17

Direct reading of the absolute position Suitable for CNC machines Resolution up to 0.01... more

Product information "Glasmaßstab - absolut - GVS608T"

Related links to "Glasmaßstab - absolut - GVS608T"

Technical data "Glasmaßstab - absolut - GVS608T"

Feature	Technical Data
Measuring support	glass scale
Grating pitch	20 μm
Linear thermal expansion coefficient	8 x 10-6 °C-1
Incremental signal (optional)	sine wave 1 Vpp (optional)
Resolution 1 Vpp	up to 0.1 μm*
Serial interface	SSI - BiSS C (unidirectional)
Resolution absolute measure	1 - 0.1 - 0.01 μm **
Accuracy grade	± 5 μm * standard version ± 3 μm * high-accuracy version, ± 2 μm for measuring length ≤720 mm
Measuring length ML in mm	170, 220, 270, 320, 370, 420, 470, 520, 570, 620, 720, 770, 820, 920, 1020, 1140, 1240, 1340, 1440, 1540, 1640, 1740, 1840, 2040, 2240, 2440, 2640, 2840, 3040, 3240 (Max. length)
Max. traversing speed	120 m/min
Max. acceleration	30 m/s²
Required moving force	≤ 2.5 N
Vibration resistance (EN 60068-2-6)	100 m/s² [55 ÷ 2000 Hz]
Shock resistance (EN 60068-2-27)	150 m/s² [11 ms]
Protection class (EN 60529)	IP 54 standard IP 64 pressurized
Operating temperature	0 °C ÷ 50 °C
Storage temperature	-20 °C ÷ 70 °C
Relative humidity	20% ÷ 80% (not condensed)
Reading block sliding	by ball bearings
Power supply	5 Vdc ± 10%
Current consumption	280 mA_MAX (with R = 120 Ω)
Max. cable length	20 m ****
Electrical connections	see related table
Connector	inside the transducer
Electrical protections	inversion of polarity and short circuits
Weight	435 g + 1.290 g/m

* Depending on CNC division factor.

** The resolution of 0.01 μm is available only with BiSS protocol.

*** The declared accuracy grade of ± X μm is referred to a measuring length of 1 m.

**** Ensuring a minimum power supply voltage of 5 V to the transducer, the maximum length can be extended to 50 m.

Drawing "Glasmaßstab - absolut - GVS608T"

GVS608T