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External Rotary Encoders: Rotary encoders for external installation onto machines and electric motors feature a high protection rating of up to IP66 and permissible operating temperatures of up to 100°C.

Rotary encoders from HEIDENHAIN: serve as measuring sensors

HEIDENHAIN rotary encoders serve as measuring sensors for rotary motion, angular velocity, and when used in conjunction with mechanical measuring standard such as lead screws, for linear motion. Applications areas include electrical motors, machine tools, printing machines, robots and handling devices, as well as various types of measuring, testing, and inspection devices.

Rotary encoders from HEIDENHAIN stand for premium quality, durability, and precision, delivering accurate and dependable position and speed measurement. Due to their outstanding features and rugged, easy-to-install design, HEIDENHAIN rotary encoders have been used throughout the world for many years.


Why HEIDENHAIN rotary encoders?

  • High resolutions for smooth speed control
  • Proven robustness
  • Compact size and simple installation
  • Options available with Functional Safety up to SIL 3 and PL e

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Heidenhain: Rotary Encoder with Integral Bearing Differentiable EQN 1325 (ID: 827039-06) Heidenhain: Incremental Rotary Encoder ERN 180 (ID: 589614-61) Heidenhain: Incremental Rotary Encoder ERN 1381
Heidenhain: Incremental Rotary Encoder ERN 421 (ID: 538723-51) Heidenhain: Absolute Rotary Encoder (singleturn) with Integral Bearing for Separate Shaft Coupling ROC 413 Heidenhain: Absolute Single Turn Rotary Encoders ECN 113
Heidenhain: Incremental Rotary Encoder ERN420 Heidenhain: Absolute Rotary Encoders ECN 125 Heidenhain: Absolute Rotary Encoders  ROQ 425
Heidenhain: Incremental Rotary Encoders ROD 486 (ID#: 376886-08, 376886-0E, 376886-22) Heidenhain: Incremental Rotary Encoder with Integral Bearing for Mounting by Stator Coupling ERN 1331 Heidenhain: Rotary Encoder (EBI 1135 Series)