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HEIDENHAIN angle encoder

Prospektus

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

undefinedERP 880

Phase-grating graduation on glass disk with hub; screwed onto front of shaft

± 2''

131072

undefinedERP 4080

Phase-grating graduation on glass disk with hub

± 1''

360000

undefinedERP 8080

SUPRADUR phase grating on glass

± 1''

2500

undefinedERO 2000

METALLUR graduation on glass disk with hub; screwed onto front of shaft

± 3''/
± 2''

9000/
18000

45000 to
900000

undefinedERO 6080


undefinedERO 6070

Chrome graduation on glass; screwed onto front of shaft

± 10''

4096

undefinedERO 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

undefinedECA 4000

Scale drum with centering collar; screwed onto front of shaft

± 5'' to ± 2''

12000 to 52000
6000 to 44000
3000 to 13000

undefinedERA 4280C

undefinedERA 4480C

undefinedERA 4880C

Scale drum for increased accuracy; screwed onto front of shaft

± 4'' to ± 1,7''

12000 to 52000

undefinedERA 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

undefinedERA 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

undefinedERA 8480C