Description
Siemens 1XP8014-10 Hollow Shaft Incremental Rotary Encoder
Product Dimensions:
The Siemens 1XP8014-10 is a high-precision multiturn absolute rotary encoder based on the HEIDENHAIN EQN 425 platform. It is widely used for feedback positioning on Siemens electric motors, geared motors, and SINAMICS drive systems where exact, absolute shaft position tracking is required.
Product Detailed Description
The 1XP8014-10 generates both high-resolution absolute position data (via the EnDat 2.1 protocol) and supplementary 1 V_{pp} sine/cosine incremental signals for real-time speed control. Because it is a multiturn absolute encoder, it retains position values even after a total power interruption without requiring a homing sequence or battery backup.
The unit typically features a blind hollow shaft or clamping shaft configuration with a 17-pin M23 flange connector or coupling cable.
Technical Parameters
| Feature | Specification |
| Model Number | 1XP8014-10 (HEIDENHAIN equivalent: EQN 425) |
| Encoder Type | Multiturn Absolute Encoder |
| Data Interface | EnDat 2.1 / EnDat 01 |
| Singleturn Resolution | 8,192 steps/revolution (13 bits) |
| Multiturn Range | 4,096 revolutions (12 bits) |
| Incremental Signals | 2,048 pulses/revolution (1 V_{pp} Sine/Cosine) |
| Supply Voltage (U_P) | 5 V DC \pm 5\% |
| Max Current Consumption | \le 200 mA (without load) |
| Max Mechanical Speed | 6,000 rpm |
| Protection Rating | IP66 |
| Connection System | 17-pin M23 connector / flange socket |
Product Advantages
- Absolute Position Memory: Keeps track of exact motor positions up to 4,096 full revolutions. No reference run or homing routine is needed after restarting the drive.
- Dual Signal Output: Provides EnDat digital data for precise positioning and 1 V_{pp} analog sine/cosine signals for dynamic drive speed control.
- High Resolution: 13-bit singleturn resolution (8,192 positions/rev) delivers fine positioning accuracy for servo and motion-control tasks.
- Direct Motor Integration: Designed for direct mounting onto Siemens 1LE, 1LG, and geared motor series.
- Industrial Robustness: Enclosed to IP66 standards, making it highly resistant to dust and moisture ingress in harsh factory environments.
Important Considerations (Precautions)
- Tight Voltage Tolerance: Requires a strict 5 V DC (\pm 5\%) power supply. Cable lengths should be calculated carefully to avoid voltage drops; using remote-sense power lines is recommended.
- Mechanical Alignment: When mounting the hollow shaft, observe the maximum allowable radial runout (\le 0.1 mm) and torque arm specifications to prevent premature bearing wear.
- ESD & Signal Shielding: Uses sensitive high-frequency signal lines. Pre-assembled MOTION-CONNECT signal cables (e.g., Siemens 6FX series) with 360-degree shielding must be used to protect against EMI/RFI noise.
- Electrostatic Precaution: Handle the connector pins with electrostatic discharge (ESD) protection during installation to prevent damage to internal EnDat logic components.
Product Applications
- SINAMICS S120 / G120 Servo Systems: Serves as a high-performance motor feedback device for closed-loop motion control.
- Machine Tools & Robotics: Precise shaft positioning in CNC machinery, rotary tables, and multi-axis industrial robots.
- Geared Motors & Hoists: Precise positioning in material handling, overhead cranes, and automated storage and retrieval systems (ASRS) where multiturn tracking is crucial.
- Printing & Packaging Machinery: Synchronizing multiple servo axes on high-speed converting and packaging equipment.
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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