The Yaskawa UTTIH‑B20FK is an incremental rotary encoder designed for Yaskawa AC servo motors, providing precise position and speed feedback for closed‑loop control. It is fully compatible with Yaskawa Σ‑Series servo systems and is used widely in CNC, milling, and factory automation applications.

🔧 Technical Specifications

• Model: UTTIH‑B20FK

• Type: Incremental rotary encoder

• Feedback: Position and speed detection for servo motors

• Mounting: Flange mount

• Resolution: High‑precision incremental signals (exact resolution depends on variant)

• Supply Voltage: Typically 5 VDC (encoder logic)

• Operating Temperature: 0 – 40 °C

• Storage Temperature: 0 – 50 °C

• Humidity: Up to 80% RH (non‑condensing)

• Altitude: Up to 1000 m above sea level

• Weight: ~0.3–0.75 kg depending on variant (UTTIH‑B20FK vs UTTIH‑B20FK22)

🌍 Applications

• Industrial automation systems requiring precise motor feedback

• CNC machines for accurate axis positioning

• Milling and machining centers

• Factory automation lines (robotics, conveyors, packaging)

📊 Quick Reference Table