6MM Hollow Shaft Rotary Encoder - 600 PPR, 5-24VDC, NPN Incremental

Specifications

• Operating Voltage: 5V to 24V DC

• Resolution: 600 Pulses Per Revolution (PPR)

• Shaft Diameter: 6mm (Hollow Shaft Type)

• Output Mode: NPN Open Collector Output

• Phases: AB two-phase incremental

• Maximum Speed: 6000 r/min

• Outer Diameter: 38mm

• Supply Current: 80mA

Key Applications and Projects

• CNC Machinery: Providing real-time position feedback for X, Y, or Z axis movement to ensure machining precision.

• Robotic Joints: Monitoring the exact angle and speed of articulated robotic arms in manufacturing cells.

• Conveyor Systems: Tracking material travel speed on production lines for automated sorting and packaging.

Unlock New Capabilities (Project Evolution)

• Accuracy Upgrade: Replace low-resolution magnetic encoders with this 600 PPR photoelectric model to achieve superior precision in motor control loops.

• Mechanical Upgrade: Utilize the hollow shaft design to simplify your mechanical assembly, mounting the sensor directly onto the drive shaft to eliminate coupling errors.

Package Includes:

• 1 x 6MM Hollow Shaft 600 PPR Incremental Rotary Encoder

FREQUENTLY ASKED QUESTIONS (FAQ)

1. What is the difference between a hollow shaft and a solid shaft encoder? A hollow shaft encoder like this one slides directly onto an existing axle, whereas a solid shaft requires a separate coupling to connect to a motor.

2. Can I use this with an Arduino? Yes, the 5-24V range is fully compatible with Arduino (typically at 5V), but you may need pull-up resistors for the NPN output.

3. Does it measure absolute position? No, this is an incremental encoder; it measures the change in position. Absolute position requires an absolute encoder.

4. How do I detect rotation direction? By monitoring the phase difference between the A and B outputs, your controller can determine if the shaft is turning clockwise or counter-clockwise.

5. What is NPN Open Collector output? It means the output acts as a switch to ground (GND) when active, requiring a pull-up resistor to VCC for a high signal.

6. What is the maximum speed? The mechanical and electrical components are rated for speeds up to 6000 RPM.

7. Is the cable shielded? Yes, it includes a high-quality shielded cable to prevent electrical noise from interfering with the pulse signal.

8. What is the shaft diameter? It is designed for a standard 6mm shaft.

9. What color is the wire for VCC? Standard wiring typically uses Red for VCC, but always refer to the specific pinout label on the encoder body.

10. Can it handle 24V industrial power? Yes, its wide operating range specifically supports 24V DC industrial power supplies.

11. What is PPR? PPR stands for Pulses Per Revolution. This model provides 600 pulses for every full turn.

12. Does it require external pull-up resistors? Most PLCs have internal pull-ups, but for microcontrollers like ESP32, you will likely need to add them externally.

13. Is the body made of metal? Yes, the 38mm outer body is constructed from durable industrial alloys for protection.

14. What is the current consumption? It typically draws 80mA during operation.

15. What is the mounting hole spacing? The included brackets are designed to fit standard industrial 38mm encoder mounting points.

16. Is it dustproof? Industrial encoders like this are generally sealed to prevent standard workshop dust from entering the photoelectric sensor.

17. Can I use it as a manual knob? While possible, its 600 PPR resolution is much higher than standard manual rotary encoders used for user interfaces.

18. What is the maximum frequency? With 600 PPR at 6000 RPM, the output frequency reaches up to 60kHz.

19. Does the hollow shaft have a lock? Yes, it features integrated set screws on the brass collar to lock it onto the drive shaft.

20. Is this suitable for beginners? Yes, its wide voltage range and standard NPN output make it an excellent learning tool for advanced robotics students.