Ø87mm absolute encoder
The AK87HE1 is a singleturn absolute encoder with a hollow through shaft and up to 24 Bit SSI or BiSS-C interface.
| Maximum shaft speed | 4000 rpm |
| Permissible axial motion of measured shaft | ± 1.5 mm |
| Permissible radial runout of measured shaft | ± 0.02 mm |
| Starting torque at 20°C | < 0.01 Nm |
| Rotor moment of inertia | < 20 x10-6 gcm² |
| Protection (IEC 529) | IP64 |
| Maximum weight without cable | 0.55 kg |
| Operating temperature | -40…+100°C |
| Storage temperature | -40…+100°C |
| Maximum humidity (non-condensing) | 98% |
| Permissible vibration (55 to 2000 Hz) | ≤ 100 m/s² |
| Permissible shock (11 ms) | ≤ 1000 m/s² |
| Resolution | 9…24 bit |
| Output code | Gray, Binary |
| Data interface | Serial SSI, Serial BiSS C |
| Light source | LED |
| Accuracy | ± 20 arc.sec |
| Supply Voltage | 5 V ± 5 % |
| Cutoff frequency | < 240 kHz |
| Incremental signals | ~ 1Vpp (1024 PPR) |
| Cable length (standard) | 1 m |
| Maximum cable length | 25 m |
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