Heidenhain - Modular Angle Encoders with Optical Scanning

Angle encoders with graduation on glass disk

Field of application: High-resolution rotary axes with high reproducibility
- Very high number of signal periods
- Small mounting space
- Small interpolation error and low signal noise


 Version and mounting  System-
accuracy
 Signal periods per revolution  Model
 Phase-grating graduation on glass disk with hub; screwed onto front of shaft  ± 0,9''  180000  ERP 880

 Phase-grating graduation on glass disk with hub; screwed onto front of shaft  ± 2''  131072  ERP 4080
 Phase-grating graduation on glass disk with hub  ± 1''  360000  ERP 8080
 SUPRADUR phase grating on glass  ± 1''  2500  ERO 2000
 METALLUR graduation on glass disk with hub; screwed onto front of shaft  ± 3''/
 ± 2''
 9000/
18000

 45000 to
900000
 ERO 6080

 ERO 6070
 Chrome graduation on glass; screwed onto front of shaft  ± 10''  4096  ERO 6180

Angle encoders with graduation on steel scale drum

Field of application:
Rotary tables, Swivel heads, Accurate, highly dynamic motors
- Large diameter range
- High permissible shaft speeds
- High accuracy
- Various shapes of drum
- Various line counts per diameter
- Protective cover for increased resistance to contamination


  Version and mounting  System-
accuracy
 Signal periods per revolution  Model
 Steel scale drum with high accuracy, three-point centering  ± 3'' to ± 1,5''  8195 to 44000  ECA 4000
 ECA 4000 Vakuum
 Scale drum with centering collar; screwed onto front of shaft  ± 5'' to ± 2''  12000 to 52000
6000 to 44000
3000 to 13000
 ERA 4280C
 ERA 4480C
 ERA 4880C
 Scale drum for increased accuracy; screwed onto front of shaft  ± 4'' to ± 1,7''  12000 to 52000  ERA 4282C

Angle encoders with graduation on steel tape

Field of application:
Large rotary tables, Telescopes, Special applications
- Very large diameter range
- Full-circle and segment versions
- High variability of diameter
- High accuracy
- Inward or outward scale tape

 


 Version and mounting  System
accuracy
 Signal periods per revolution  Model
 Steel scale tape for internal mounting, full circle version; scale tape is tensioned on the outside circumference  ± 3,9'' to ± 1,6''  36000 to 90000  ERA 7480C
 Steel scale tape for external mounting, full circle version; scale tape is tensioned on the outside circumference  ± 4,7'' to ± 1,9''  36000 to 90000  ERA 8480C


 

 Modular Angle Encoders with Optical Scanning PDF

 

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Heidenhain - Modular Angle Encoders with Optical Scanning