In practical retrofit projects involving the AG661 12-466112000000, a 1:1 engineered replacement can be implemented to maintain the original system behavior while avoiding changes to the mechanical layout or control configuration. The replacement encoder is specified according to the existing shaft interface, mounting method, and electrical connection, allowing it to be installed directly into the machine. Where required, details such as connector orientation, housing execution, and environmental sealing can be adjusted to suit the actual operating conditions.
From a technical perspective, the AG661 12-466112000000 is a multi-turn absolute encoder using SSI Gray code communication, intended for deterministic and noise-resistant position feedback. The replacement follows the same SSI data structure and timing rules, ensuring compatibility with PLCs and motion controllers already configured for this interface. Absolute position data is generated with a resolution of 4096 counts per revolution combined with 4096 multi-turn counts, providing accurate position information over extended operating ranges. The encoder is designed to operate from a DC 10–32 V supply, which supports stable performance in typical industrial power environments. Mechanical characteristics such as shaft execution, bearing design, and housing rigidity are aligned with the original specification to support high rotational speeds and continuous operation under vibration and shock.


In operation, the replacement encoder for AG661 12-466112000000 is suitable for equipment that depends on consistent absolute position feedback. Common applications include lifting mechanisms, transfer systems, automated storage equipment, and positioning axes where reliable signal transmission and long-term mechanical stability are essential.
Technical data
| Parameter | Value | Unit |
| Max. permissible speed | 6000 | rpm^-1 |
| Permissible angular acceleration of rotor | 10^5 | rad \cdot s^-2 |
| Moment of inertia of rotor | 45 | gcm^2 |
| Max. starting torque at 25°C | 1 | Ncm |
| Max. load on shaft | ||
| - With standard shaft | axial: 50 / radial: 200 | N |
| - With expanding shaft | axial: 10 / radial: 20 | N |
| Service life of ball bearings (at 10 N axial/radial load @ 3000 $rpm^{-1}$) | 25000 | h |
| Vibration, sinusoidal 100 Hz | 100 | ms^-2 |
| Radial impacts on the flange within 10 ms | 300 | ms^-2 |
| Protection | See option concerned | - |
| Relative humidity | 95 | % |
| Temperature range | See option concerned | - |
| Weight | approx. 0.4 | kg |
| Parameter | Value | Unit |
| Max. step frequency | 100 | kHz |
| Supply voltage | 10 ... 32 | V |
| Max. power consumption | 3.7 | W |
| Angular error | 10^-3 | rad |
| Pick-up code | Gray single-step | - |
| Transmitters | GaAlAs diodes | - |
| MTBF | 10^5 | h |

