LF 185

    Spécifications techniques

    Specifications

    LF 185

    Measuring standard

    Coefficient of linear expansion

    SUPRADUR phase grating on steel, grating period 8 µm

    αtherm  10 x 10-6 K-1

    Accuracy grade*

    ± 3 µm; ± 2 µm

    Measuring length ML*
    in mm

    140, 240, 340, 440, 540, 640, 740, 840, 940, 1040, 1140, 1240

    (greater measuring lengths in preparation)

    Incremental signals

    1 VPP

    Signal period

    4 µm

    Reference marks* LF 185
    LF 185 C

    One reference mark at midpoint; other reference mark positions upon request

    Distance-coded

    Cutoff frequency –3 dB

    ≥ 250 kHz

    Electrical connection

    Separate adapter cable (1 m/3 m/6 m/9 m) connectable to mounting block

    Cable length

    ≤ 150 m (with HEIDENHAIN cable)

    Power supply without load

    5 V DC ± 5 %/< 120 mA

    Traversing speed

    ≤ 60 m/min

    Required moving force

    ≤ 4 N

    Vibration 55 Hz to 2 000 Hz
    affecting the

    Shock 11 ms

    Acceleration

    Housing: ≤ 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)

    ≤ 100 m/s2 in measuring direction

    Operating temperature

    0 °C to 50 °C

    Protection EN 60 529

    IP 53 when installed according to instructions in the brochure

    IP 64 with sealing air via DA 400

    Weight

    0.8 kg + 4.6 kg/m measuring length

    * Please select when ordering