Projection Magnetic Compass

Dial diameter Data φ165mm

Dial graduation  0°～360°1° per grid 

Operating temperature 25℃～60℃

Pointing error (H=35, T=20±3℃) － ≤0.5° 

Half cycle (H=35μT, T=20±3℃) ≥8.62 S 

Friction error (H=35μT, T=20±3℃) ≤0.09° 

Main semicircle deviation correction energy 1°～45° 

Secondary semicircle deviation correction energy  1°～6° (magnetic inclination Q=45°) 

Quadrant deviation correction energy 0.5°～10°

Tilt deviation correction energy －75～＋75μT 

Eyepiece telescopic range Dial image deviation rate 

Attached figure ≈2 times (original dial graduation) 

Lighting power supply AC 110～220V, DC 24V

Bahan: Tahan korosi dan tahan lama

Grid inklusif dengan stand kompas, tahan terhadap guncangan dan perubahan suhu