Self-adjusting Magnetic Compass

Self-adjusting Magnetic Compass

Product Characteristic:

The function of automatic filling and discharging air bubbles is simple and easy to operate.Equipped with  self-correction devices, the calibration is convenient and simple.Clear dial, stable pointing, high sensitivity, good weather resistance.Equipped with lighting for easy night operation. Adopting international leading permanent magnetic materials, stable performance and long life.

Product Detail：

1. Compass card diameter (mm): 75, 100, 130, 150, 170,190

2. Compass card divisions: divided evenly by no more than 2°,the four major positions and the major positions are clearly marked in the center

3. Directional deviation: no more than 0.5°

4. Swing half period: no less than 8.8 seconds

5. Time to stability: no more than 41 seconds

6. Frictional deviation: no more than 0.088°

7. Vortex deviation: no more than 1.05°

8. Major half circle deviation adjustment: 1~40°

9. Quadrant deviation adjustment: 1~6°

10. Inclination deviation adjustment: -50mv~+50mv

11. Ambient temperature: -30°~60°

12. Light source: AC 220V 15W DC 24V 0.15A

Photo of Self-adjusting Magnetic Compass: