LIP 372/382

    Specifications

    LIP 382

    LIP 372

    Measuring standard

    Coefficient of linear expansion

    DIADUR phase grating on Zerodur glass ceramic; grating period 0.512 µm

    αtherm = (0±0.1) · 10–6 K–1

    Accuracy grade

    ±0.5 µm (higher accuracy grades upon request)

    Baseline error

    ±0.075 µm/5 mm

    Measuring length ML* in mm

    70 120 150 170 220 270

    Reference marks

    No

    Interface

      1 VPP

    TTL

    Integrated interpolation

    Signal period

    0.128 µm

    32-fold

    0.004 µm

    Cutoff frequency –3 dB

    1 MHz

    Scanning frequency*

    Edge separation a

    98 kHz

    0.055 µs

    49 kHz

    0.130 µs

    24.5 kHz

    0.280 µs

    Traversing speed

    7.6 m/min

    0.75 m/min

    0.38 m/min

    0.19 m/min

    Interpolation error

    Position noise RMS

    ±0.01 nm

    0.06 nm (1 MHz)1)

    Laser

    Scanning head and scale mounted: Class 1

    Scanning head not mounted: Class 3B

    Laser diode used: Class 3B

    Electrical connection

    0.5 m cable to interface electronics (APE), separate adapter cable (1 m/3 m/6 m/9 m) connectable to APE

    Cable length

    See interface description, however 30 m (with HEIDENHAIN cable)

    Voltage supply

    DC 5 V ±0.25 V

    DC 5 V ±0.25 V

    Current consumption

    < 190 mA

    < 250 mA (without load)

    Vibration 55 Hz to 2000 Hz

    Shock 11 ms

    4 m/s2 (EN 60 068-2-6)

    50 m/s2 (EN 60 068-2-27)

    Operating temperature

    0 °C to 40 °C

    Mass Scanning head

    Interface electronics

    Linear scale

    Connecting cable

    150 g

    100 g

    ML 70 mm: 260 g, ML 150 mm: 700 g

    38 g/m

    * Please select when ordering

    1) With –3 dB cutoff frequency of the subsequent electronics