4.7.3 Messsystem
LS-010
Linear Optical Encoder RS-422 Quadrature
Encoder Type
Quadrature Counts per mm
n
Resolution
nm
Grating period
µm
Grating material
Interpolator
n
Signal output
Channels
Supply voltage
VDC
Current consumption,
mA
typical (Vcc = 5 V DC)
Frequency range,
MHz
capability of the counter
Operating temperature
°C
Linear expansion coefficient
Absolute accuracy
µm
Index position
Connector
LS-011
Linear Optical Encoder 1Vpp sin-cos
Encoder Type
Grating period
µm
Signal period
µm
Grating material
Signal output
Linear Incremental LIA-20
20000
50
20
steel
100 times integrated
RS-422 quadrature
2+1 index
5 +/- 10%
<200
8
0..55
app. 10.5 e-6
+/- 1
all 50 mm starting in the middle of
travel
DB9 male
Linear Incremental LIA-20
20
20
steel
1 Vpp differential sin-cos signals
Channels
Supply voltage
Current consumption,
typical (Vcc = 5 V DC)
max.scanning frequency
Operating temperature
Linear expansion coefficient
Absolute accuracy
Index position
Connector
During power-up procedure of the encoder system the level of power
voltage and signal lines must be below 250 mV.
If the encoder system will be powered-up at a residual voltage be-
tween a range of 250 and 400 mV,
internal sensor parameter will not set correctly. This will lead to incorrect encoder
signals.
This behaviour has to be observed especially during reset routines of controllers
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Lineartisch LS-110 11
2+1 index
VDC
5 +/- 10%
mA
<60
kHz
< 500
°C
0..55
-6
app. 10.5 e
µm
+/- 1
all 50 mm starting in the middle of
travel
DB9 male