Scale
LIP 201
Measuring standard
Coefficient of linear expansion
OPTODUR phase grating on Zerodur glass ceramic; grating period 2.048 µm
?therm = (0 ±0.1) · 10–6 K–1
Accuracy grade*
±1 µm
±3 µm (higher accuracy grades upon request)
Baseline error
? ±0.125 µm/5 mm
Measuring length (ML)*
in mm
20 30 50 70 120 170 220
270 320 370 420 470 520 570
620 670 720 770 820 870 920
970 1020
370 420 470 520 570 620 670 720 770 820 870 920 970 1020 1140 1240 1340 1440 1540 1640 1840 2040 2240 2440 2640 2840 3040
Reference marks
One at midpoint of measuring length
Mass
1.1 g + 0.11 g/mm measuring length
Scanning head
LIP 21
LIP 29 F
LIP 29 M
LIP 28
Interface
EnDat 2.21)
Fanuc Serial Interface1)
Mitsubishi high speed1)
1 VPP
Ordering designation
EnDat22
Fanuc02
Mit02-4
–
Integrated interpolation
16384-fold (14 bits)
–
Clock frequency
? 16 MHz
–
–
Calculation time tcal
? 5 µs
–
–
Measuring step
0.03125 nm (31.25 pm)
–
Signal period
–
0.512 µm
Cutoff frequency –3 dB
–
? 3 MHz
Traversing speed
? 120 m/min
? 90 m/min
Interpolation error
RMS position noise
±0.4 nm4)
0.12 nm
±0.4 nm4)
0.12 nm (3 MHz3))
Electrical connection*
Cable, 0.5 m or 1 m (2 m and 3 m for 1 VPP), with interface electronics in the connector (15-pin D-sub (male))
Cable length
See interface description; however, ? 15 m (? 30 m at 1 VPP) with HEIDENHAIN cable;
during signal adjustment with the PWM 21: ? 3 m
Supply voltage
DC 3.6 V to 14 V
DC 5 V ±0.25 V
Power consumption2) (max.)
At 14 V: 2500 mW; at 3.6 V: 2600 mW
–
Current consumption
At 5 V: 300 mA (without load, typical)
? 390 mA
Laser
Scanning head and scale, mounted: class 1; scanning head not mounted: class 3B
Vibration 55 Hz to 2000 Hz
Shock 11 ms
? 200 m/s2 (IEC 60068-2-6)
? 400 m/s2 (IEC 60068-2-27)
Operating temperature
0 °C to 50 °C
Mass
Scanning head: 59 g; connector: 140 g; cable: 22 g/m
* Please select when ordering; for measuring lengths < 70 mm, the 'adhesively bonded” mounting type is recommended
1) Absolute position value in 'Position Value 2” after crossing the reference mark
2) See General electrical information in the Interfaces of HEIDENHAIN Encoders brochure
3) –3 dB cutoff frequency of the subsequent electronics 4) With HEIDENHAIN interface electronics
