Contents

Overview Explanation of the Selection Tables

6

Rotary encoders for Mounting on Motors

8

Rotary Encoders for Integration in Motors

10

Angle Encoders and Rotary Encoders for Integrated and Hollow-Shaft Motors

12

Exposed Linear encoders for Linear Drives

14

Sealed Linear Encoders for Linear Drives

16

Technical Features and Mounting Information Rotary Encoders and Angle Encoders for Three-Phase AC and Dc motors manufacturer

18

Linear Encoders for Linear Drives

20

Measuring Principles

22

Measuring Accuracy Rotary Encoders with Integral Bearing and Stator Coupling

25

Mechanical Designs, Mounting and Accessories

28

Rotary Encoders without Integral Bearing

30

Aligning the Rotary Encoders to the Motor EMF

33

General Mechanical Information

34

Specifi cations Rotary Encoders with Integral BearingECN/EQN 1100 Series

36

ERN 1100 Series

38

ECN/EQN 1300 Series

40

ERN 1300 Series

42

Rotary Encoders with-out Integral BearingECI/EQI 1100 Series

44

ECI/EQI 1300 Series

46

ERO 1200 Series

48

ERO 1300 Series

50

ERO 1400 Series

52

Angle Encoders See Angle Encoders catalog Linear Encoders See Exposed Linear Encoders and Linear Encoders for Numerically Controlled Machine tools catalogs Electrical connection Interfaces Incremental Signals

54

Commutation Signals

58

EnDat Absolute Position Values

60

Connecting Elements and Cables

67

HEIDENHAIN Measuring and Testing devices and Evaluation Electronics

70

General Electrical Specifi cations

72