Product Overview – 1FK7042-2AF71-1RG0-Z SIMOTICS S-1FK7 Servo Motor
The 1FK7042-2AF71-1RG0-Z is a compact permanent-magnet synchronous servo motor designed for high dynamic performance and precision motion control. It integrates advanced encoder feedback and optimized torque characteristics for industrial automation systems.
Core Performance Parameters
- Rated speed: 3000 rpm
- Rated torque: 2.6 Nm
- Maximum torque: 10.5 Nm
- Rated current: 2.0 A
- Maximum current: 7.6 A
- Efficiency: 89%
- Moment of inertia: 2.900 kgcm²
Electrical Characteristics
- Torque constant: 1.38 Nm/A
- Voltage constant: 90 V/1000 rpm
- Winding resistance: 4.67 Ω
- Inductance: 35 mH
- Electrical time constant: 7.50 ms
- Thermal time constant: 30 minutes
Mechanical Construction
- Motor type: Permanent magnet synchronous
- Cooling method: Natural cooling
- Protection rating: IP64
- Mounting type: IM B5 flange
- Shaft type: Plain shaft
- Housing color: RAL 9005 jet black
- Weight: 4.6 kg
Encoder System
- Absolute encoder AM20DQI
- 20-bit single-turn resolution
- 12-bit multi-turn capability
- Total range: 4096 revolutions
- High precision positioning and feedback stability
Operational Limits
- Maximum mechanical speed: 9000 rpm
- Maximum inverter speed: 6400 rpm
- Recommended inverter current: 3 A
- Peak inverter current: 9 A
Installation & Integration
- Compact frame size simplifies panel integration
- Rotatable connectors ease cable routing
- Integrated Pt1000 sensor supports thermal monitoring
- Compatible with Siemens SINAMICS drive systems
Application Scope
- CNC machinery and precision positioning systems
- Packaging and material handling equipment
- Robotics and automated assembly lines
- High-speed spindle and servo-driven axes
Oiltech Controls’s Insight
- This motor balances torque density and compact footprint effectively
- Encoder precision supports high-end motion control loops
- Best suited for synchronized multi-axis systems
- Performs reliably in continuous duty industrial environments
Logistics & Warranty
- Shipping via FedEx, UPS, DHL
- Dispatch within 24–48 hours
- Secure industrial packaging
- 12-month warranty included
Contact Information
- Email: info@oiltechcontrols.com
- WhatsApp: +86 158 8020 0923
FAQ – Technical & Selection Guidance
- How to match this motor with a suitable drive?
- Select a drive with compatible current ratings and encoder interface.
- What defines positioning accuracy?
- The 20-bit encoder ensures high-resolution feedback and repeatability.
- Is this motor suitable for continuous operation?
- Yes, thermal design supports stable long-term operation.
- What should be checked before installation?
- Verify alignment, mounting tolerance, and cable routing conditions.
- How to optimize performance in dynamic applications?
- Tune servo parameters and match inertia ratios for best response.
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