HEIDENHAIN RCN 823M Absolute Angle Encoder
The HEIDENHAIN RCN 823M is an absolute angle encoder with integral bearing and the Mitsubishi high-speed serial interface, for machine tool rotary axes. Ask AMI about repair, replacement or sourcing for your exact unit; availability and the right replacement path are confirmed before quoting. This page does not claim stock. Legacy model: it is no longer listed in HEIDENHAIN's current angle encoder catalog.
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Own a RCN 823M that has failed? Ask about repair options.
Representative RCN 700 / RCN 800 series image.
Technical data
| Model | RCN 823M |
|---|---|
| Type | Absolute angle encoder with integral bearing and integrated stator coupling |
| Interface | Mitsubishi high-speed serial interface (ordering designation Mitsu 01) |
| Positions per revolution | 8,388,608 (23 bits) |
| Electrical speed | Up to 300 rpm for continuous position value |
| Power supply | 5 V ±5%, max. 350 mA without load |
| Electrical connection | Cable 1 m, with or without M23 coupling; max. cable length 25 m |
| Shaft | Hollow through shaft, diameter 60 mm |
| System accuracy | ±1 arc second (RCN 82x series) |
| Recommended measuring step for position capture | 0.00005° |
| Mechanical speed | Up to 1000 rpm |
| Starting torque | Up to 0.5 Nm at 20 °C |
| Moment of inertia of rotor | 1.3 x 10-3 kgm2 |
| Permissible axial motion of measured shaft | ±0.1 mm |
| Vibration / shock | 100 m/s2 (55 to 2000 Hz) / 1000 m/s2 (6 ms) |
| Operating temperature | 0 to 50 °C (32 to 122 °F) |
| Protection | IP 64 (IEC 60529) |
| Weight | Approx. 2.8 kg, per catalog |
Specifications from the manufacturer's July 2005 angle encoder catalog. The Mitsubishi version is listed in the 60 mm size only. Confirm the full ID number, interface, shaft diameter and connection from your encoder's nameplate before ordering; send the nameplate and we will confirm fit.
Catalog pages: RCN 700 / RCN 800 and RON 786 / RON 886 / RPN 886 specifications (PDF, 6 pages).