For discontinued or hard-to-source PAM90P28-BF6XXR-4096/8192 Profibus absolute encoders, we provide a fully compatible 1:1 technical replacement engineered for seamless integration. The solution precisely matches original shaft type, 90 mm housing dimensions, mounting flange, and Profibus communication parameters. It installs directly into existing automation systems without PLC reconfiguration or mechanical modification, reducing retrofit risk and overall replacement cost while ensuring stable absolute feedback performance.
With a controlled production lead time of 10–15 working days, this solution effectively supports urgent maintenance projects and small-batch non-standard customization. Each encoder undergoes strict communication protocol verification and environmental reliability testing to guarantee accurate high-resolution output under vibration, shock, and temperature variation. It is widely applied in robotics, automated assembly lines, and material handling systems requiring dependable Profibus-based absolute positioning and long-term operational stability.


Technical data
Mechanical parameters
| Parameter | Details |
|---|---|
| Shaft diameter | Φ12H7/Φ16H7/Φ20H7/Φ24H7/Φ28H7Φ(6H7)/Φ8/Φ11H7/Φ12p6×30 mm |
| Protection class | IP65 |
| Speed | Max 6000 rpm continuous; Max 3000 rpm |
| Max load capacity of the shaft | axial: 40 Nradial: 80 N |
| Shock resistance | 2500 m/s², 6 ms |
| Vibration resistance | 100 m/s², 10…2000 Hz |
| Bearing life | 10⁷ revolutions |
| Moment of inertia | -72 × 10⁻⁶ kg·m²hollow shaft < 0.2 Nm |
| Starting torque | shaft acc. to EN 605 Nm≤ 0.05 Nm |
| Body material | AL - alloy |
| Housing material | AL - alloy |
| Operating temperature | -20…+80 °C |
| Storage temperature | -25…+85 °C |
| Relative humidity/condensation | 90%, Condensation not permitted |
| Weight | ≤ 900 g |
Electrical parameters
| Parameter | Details |
|---|---|
| Supply voltage (U₍ₚₚₗₙ₎) | 10…30 VDC |
| Power consumption | Max 0.20 A |
| Linearity | ± 1/2 LSB(± 1 LSB 13/14 bit 2) |
| Interface | RS 485 |
| Protocols | Profibus - DP, encoder profile class 2 |
| Baud rate | Max. 12 Mbit/s |
| Address | programmable via DIP switches |

