When dealing with equipment originally fitted with the AG661 13-466113000000, a 1:1 replacement option can be implemented to maintain the original positioning behavior and installation layout. The replacement encoder is specified around the existing mechanical interface and electrical connection, allowing it to be installed without altering the machine structure or the controller configuration. Shaft execution, mounting position, and connector arrangement are defined based on the actual installation, ensuring a practical and reliable retrofit.
From an engineering standpoint, the AG661 13-466113000000 belongs to the category of multi-turn absolute encoders with SSI Gray code output, used where deterministic and interference-resistant position feedback is required. The replacement follows the same SSI communication logic, including data format and clock timing, ensuring correct interpretation by PLCs and motion controllers already configured for this encoder type. Absolute position feedback is provided with a resolution of 4096 counts per revolution combined with 4096 multi-turn counts, supporting accurate position tracking across extended motion cycles. The encoder operates from a DC 10–32 V supply, which is suitable for standard industrial power systems. Mechanical features such as shaft interface, bearing arrangement, and housing strength are matched to support continuous operation at high rotational speeds while maintaining resistance to vibration and shock.


In service, the replacement encoder for AG661 13-466113000000 is suitable for machinery that depends on stable absolute position feedback during continuous operation. Typical applications include lifting equipment, transfer units, automated storage systems, and positioning axes where consistent accuracy, mechanical robustness, and long-term reliability are required.
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 |

