HEIDENHAIN POSITIP 8000 Operating Instructions Manual page 118

7
Overview of typical encoders
The following overview lists the parameters of the HEIDENHAIN encoders that are
typically connected to the product.
Linear encoders
Examples of incremental encoders that are typically used
Encoder series
LS 388C/688C
LS 187/487C
LB 382C
Examples of absolute encoders that are typically used
Encoder series
LC 415
Angle encoders and rotary encoders
Encoder series
RON 285C
ROD 280C
ROD 480
ERN 180
ERN 480
Examples of absolute encoders that are typically used
Encoder series
ROC 425
RCN 5310
118
When connecting other encoders, refer to the encoder's
documentation for the required parameters.
Interface
1 V
PP
1 V
PP
1 V
PP
Interface
1 V
PP
1 V
PP
1 V
PP
1 V
PP
1 V
PP
The formulae below enable you to calculate the nominal increment of
the distance-coded reference marks with angle encoders:
Nominal increment = 360°  number of reference marks × 2
Nominal increment = (360° × nominal increment in signal periods)  line
count
Commissioning | Steps for commissioning
Signal period
20 μm
20 μm
40 μm
Interface
EnDat 2.2
Line count/
output signals per
revolution
18000
18000
1000 ... 5000
1000 ... 5000
1000 ... 5000
Interface
EnDat 2.2
EnDat 2.2
HEIDENHAIN | POSITIP 8000 | Operating Instructions | 09/2018
Reference mark Maximum
traverse path
Coded 20 mm
Coded 20 mm
Coded 80 mm
Measuring step
5 nm
Reference mark Nominal
increment
Coded 20°
Coded 20°
One -
One -
One -
Measuring step
25 bits
26 bits