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HEIDENHAIN ERN 120 Incremental Rotary Encoder
Key specifications
- Incremental rotary encoders with integral bearing
- Stator coupling for plane surface
- Blind hollow shaft
- Very high positioning accuracy
- Housing diameter ≈ 35 mm
- Rotary encoder with integral bearing and mounted stator coupling
- Hollow through shaft up to Ø 50 mm
- Housing diameter approx. 87 mm
- Output: TTL
- 1000 to 5000 lines
Catalog specifications
From the HEIDENHAIN Rotary Encoders catalog, October 2009. Values are catalog values; confirm your unit's configuration from its ID label.
- ERN 120: TTL, 5 V ±10%, up to 120 mA. System accuracy 1/20 of grating period.
- Shared options in the series (not tied to one unit): hollow through shaft D = 20, 25, 38 or 50 mm; line counts 1 000, 1 024, 2 048, 2 500, 3 600, 5 000. Mounted stator coupling, IP 64, max. speed 4 000 rpm (D over 30 mm) or 6 000 rpm (D 30 mm or less), operating temperature –40 °C to 100 °C.
Documents
- HEIDENHAIN ERN 100 / ECN 113 / ECN 125 spec sheet, 2009 catalog (PDF)
- HEIDENHAIN Rotary Encoders catalog, October 2009 (PDF)
Pricing and lead times on request. Use Request a Quote and include measuring length, interface, and accuracy grade.