Σ-7 Servo Drive: Perfect Balance of Performance & Cost for Automation Projects
Price:
$300-$5000
MOQ:
1
Delivery Time:
3-5workdays
Product Description
Σ-7 Servo Drive: Performance & Cost Balance
Σ-7 series servo drives deliver an optimal balance of reliable performance and cost-effectiveness for diverse industrial automation applications. These drives feature high-speed response, stable multi-axis coordination, and compatibility with mainstream industrial bus protocols, providing precise motion control for packaging lines, material handling systems, machine tools, and robotics.
Core Product Features
High-Performance Speed Control
- Speed response frequency up to 3.1 kHz for reduced settling time
- 24-bit high-resolution encoder (16.77 million pulses/rev) for micron-level positioning
- 350% peak torque support for rapid acceleration and deceleration
Intelligent Tuning-Free Operation
- Tuning-less function supports up to 30x load inertia variation
- Multiple tuning modes with settling times as low as 0-4 ms
- 3-minute quick commissioning via SigmaWin+ software wizard
Full-Spectrum Compatibility
- Power range from 50W to 15kW
- Compatible with rotary, linear, and direct-drive motors
- Standard industrial bus protocols: EtherCAT, MECHATROLINK
Comprehensive Safety & Compliance
- Standard STO (Safe Torque Off) function
- Global certifications: UL, CE, SEMI F47
- IP67 motor protection for harsh environments
Intelligent Operation & Maintenance
- SigmaTouch! mobile app for diagnostics and traceability
- Built-in temperature sensor for predictive maintenance
- 20% improved motor efficiency for reduced energy costs
Competitive Advantages
- High ROI with mid-range pricing and high-end performance
- Book-style housing for space-saving installation
- 30% energy savings through multi-axis DC coupling
- Strong adaptability across multiple industrial sectors
- Proven reliability with over 20 million deployed systems
- Global support network and compliance standards
Technical Specifications
| Parameter Category | Parameter Item | Specification Details |
|---|---|---|
| Core Performance | Speed Response Frequency | 3.1kHz |
| Encoder Resolution | 24-bit (16,777,216 pulses/rev) | |
| Peak Torque Output | 350% for small-capacity models | |
| Load Inertia Adaptability | Supports 30x variation with tuning-less | |
| Settling Time | 0-4ms (advanced auto-tuning) | |
| Electrical Specifications | Power Range | 50W-15kW |
| Supply Voltage | 200-240V AC; 400V AC | |
| Input Frequency | 50/60Hz | |
| Continuous Output Current | 0.9A-78A | |
| Instantaneous Maximum Output | 3x rated current |
Application Fields
- Semiconductor & Electronics Manufacturing
- CNC Machine Tools & Metal Processing
- Industrial Robots & Collaborative Robots
- Packaging & Printing Machinery
- Automotive Manufacturing & Production Lines
- Medical Equipment & Life Sciences
- Logistics & Warehousing Systems
Common Installation Issues & Solutions
Q1: How to identify drive voltage rating for different power grids?
Check the drive nameplate: SGD7S-xxxA models are 200V-class, SGD7S-xxxD are 400V-class. For 480V North American grids, use dedicated high-voltage models. Adjust parameter Pn003 for 50/60Hz grid compatibility.
Q2: Resolving encoder error A.510 after wiring?
Use original shielded twisted-pair encoder cable and ground shield at drive end only. Keep encoder cables 20cm from power cables. Check for bent connector pins from shipping.
Q3: Proper grounding practices for signal stability?
Requires ground resistance ≤4Ω with single-point grounding. Use ground wire cross-section ≥2.5mm², length under 1 meter. Test resistance before powering on.
Q4: Parameter import errors after drive replacement?
Import only core parameters: motor model, control mode, electronic gear ratio, and limit parameters. Reset others to factory defaults and run motor auto-recognition.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shanghai Fradwell Industrial Automation Co., Ltd.
Location
No. 168, Chengnan Road, Pudong New Area, 201399 Shanghai, China
Contact Person
Angelo Wu