Original Siemens DRIVE-CLiQ Encoder SMI20 SME20 6FX2001 Sinumerik Part
Maximize your SINAMICS S120 drive system performance with our genuine Siemens digital encoders and sensor modules. Utilizing the proprietary DRIVE-CLiQ digital interface, these components (SMI 20, SME 20, 6FX series) enable seamless communication between motors, encoders, and control units. Whether you are replacing a faulty spindle encoder on a Sinumerik 840D machine or upgrading 1FK/1FT servo motor feedback, our high-speed digital solutions ensure precise position data, automatic hardware identification, and zero signal interference.
Product Highlights
- Pure Digital Precision: High-resolution feedback via DRIVE-CLiQ, eliminating the signal noise common in analog systems.
- Automatic Identification: Integrated electronic nameplates allow SINAMICS S120 drives to auto-detect motor/encoder parameters.
- CNC Optimized: Specialized spindle encoders (1XP8001/6FX2001) for ultra-precise turning and milling operations.
- Legacy Reliability: Direct-fit replacements for discontinued 840D system encoders (6FX2001-7KP series).
- Rugged Industrial Build: High vibration resistance and IP67 protection ratings for harsh machining environments.
- Minimized Downtime: Fully tested boards and encoders ready for immediate swap-out to clear F31110/F31115 system alarms.
Full Models & Selection
| Product Type |
Model Series |
Interface |
Compatibility |
| Sensor Module |
SMI20 / SME20 |
DRIVE-CLiQ |
1FK7 / 1FT7 Servo Motors |
| Spindle Encoder |
1XP 8001 / 1XP 8012 |
Digital / HTL |
Sinumerik CNC Spindles |
| Absolute Encoder |
6FX2001-5FD / 5QD |
DRIVE-CLiQ |
High-Precision Axes |
| Incremental Encoder |
6FX2001-2 / -4series |
TTL / SinCos |
Legacy S7 / 840D Systems |
| Legacy Series |
6FX2001-7KPseries |
Specialized |
840D PL Maintenance |
Application Fields
- CNC Machine Tools: Spindle feedback for DMG, Mazak, and Hermle machines using Sinumerik.
- Automotive Production: High-speed motion control for robotic welding and assembly.
- Printing & Packaging: Multi-axis synchronization for high-speed lithography.
- Renewable Energy: Position feedback for wind turbine pitch control systems.
- Aerospace Machining: Precision feedback for 5-axis aerospace grade milling.
Frequently Asked Questions
Q: What is the benefit of the SME20 sensor module?
A: The SME20 converts standard encoder signals (Sin/Cos) into DRIVE-CLiQ signals, allowing non-digital encoders to work with modern S120 drives.
Q: How do I resolve a "Drive-CLiQ communication error" (Alarm F31110)?
A: This often points to a faulty SMI/SME module or a damaged cable. Replacing the module with a genuine Siemens part is the most reliable fix.
Q: Are these encoders pre-programmed?
A: Most DRIVE-CLiQ modules feature an electronic nameplate. The parameters are read automatically by the drive unit upon power-up.
Q: Can I replace a 6FX2001-7KP with a newer series?
A: These are legacy parts. While newer versions exist, we recommend sticking to the exact MLFB number to avoid mechanical or firmware conflicts.
Q: Do you offer the DRIVE-CLiQ motion-connect cables as well?
A: Yes, we provide original 6FX5002 and 6FX8002 series pre-assembled cables to match your encoders.
Q: Are these parts 100% brand new?
A: We supply "Original New in Box" parts. For rare legacy items, we may offer "Certified Refurbished" units with a full test report.
Q: What is the typical lead time?
A: SMI/SME modules are typically in stock and ship in 1-2 business days. Spindle encoders may take 5-7 days.