FANUC A860-2109-T302 Alpha-i Series Spindle Coder
A860-2109-T302
Spindle Feedback Encoders and CNC Machine Feedback Systems
FANUC Alpha-i Series
In Stock. Contact to confirm lead time and delivery schedule.
A860-2109-T302 is a high-speed spindle encoder used to provide rotational position and speed feedback to FANUC CNC spindle drive systems.
The encoder belongs to the FANUC Alpha-i spindle feedback series, which is designed for high-speed CNC machining environments. Spindle coders transmit real-time rotational data to the CNC control system, allowing the machine to monitor spindle speed, orientation, and synchronization during machining operations.
This model supports spindle speeds up to 10,000 RPM, making it suitable for high-speed milling, turning, and multi-axis machining systems where precise spindle feedback is required for accurate cutting performance.
The compact encoder design allows direct mounting on compatible CNC spindle assemblies.
| Specification | Details |
|---|---|
| Model Number | A860-2109-T302 |
| Device Type | Spindle Feedback Encoder |
| Product Series | FANUC Alpha-i Series |
| Maximum Spindle Speed | 10,000 RPM |
| Feedback Signal | High-resolution encoder signal |
| Mounting Method | Direct spindle mounting |
| Industrial Protection | Designed for vibration and temperature tolerance |
The encoder supports spindle speeds up to 10,000 RPM, allowing accurate rotational monitoring during high-speed machining operations.
High-resolution feedback signals provide the CNC control system with accurate spindle position information required for precise machining control.
The encoder is designed to operate with FANUC Alpha-i series spindle drives and CNC control systems.
The encoder features a compact structure that allows installation in space-constrained spindle assemblies.
The unit is built to withstand vibration, temperature changes, and continuous operation typical in CNC machining environments.
Spindle encoders measure rotational movement and transmit feedback signals to the CNC control system.
During machine operation:
The spindle rotates during cutting operations.
The encoder detects the rotational position and speed of the spindle.
Feedback signals are transmitted to the spindle drive and CNC controller.
The control system adjusts speed and synchronization based on encoder feedback.
This feedback loop allows CNC machines to maintain accurate spindle control during machining processes.
Spindle encoders provide speed and orientation feedback for high-speed milling operations.
Encoders allow precise spindle positioning for threading and synchronized machining operations.
High-resolution spindle feedback supports synchronized axis motion and complex machining operations.
Automation equipment using CNC spindles relies on encoder feedback for accurate motion control.
The A860-2109-T302 spindle coder is designed for use with:
FANUC Alpha-i Series spindle drives
CNC machines equipped with Alpha-i spindle systems
Compatibility with older FANUC Alpha systems should be verified through machine documentation.
The encoder is designed primarily for FANUC Alpha-i series spindle systems. Compatibility with earlier Alpha systems should be confirmed through machine specifications.
No. This encoder is designed specifically for spindle feedback applications rather than servo axis position feedback.
The encoder supports spindle speeds up to 10,000 RPM, which is suitable for high-speed machining environments.
A spindle coder measures spindle speed and rotational position and sends this information to the CNC controller for accurate machine control.
Using the correct spindle encoder improves machine performance by providing:
accurate spindle speed monitoring
reliable spindle orientation feedback
improved machining precision
stable operation during high-speed cutting
These benefits support consistent performance in CNC machining operations.
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