Product Details
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I. Product Overview
The CPT-130 magnetic compass is a Class B liquid-filled magnetic compass designed and manufactured in accordance with the national standard GB/T10104-2011, "General Technical Specifications for Marine Class B Magnetic Compasses." It is suitable for use as a steering compass on medium- and large-sized motor-sail fishing vessels as well as small steel-hulled ships. It features a simple structure, ease of use, and cost-effectiveness.
II. Main Technical Specifications
Dial diameter and scale division: φ165mm; 0° ~ 360°; 2° per graduation (4φ12)
Operating temperature: -20°C to +60°C;
Pointing error: no more than 1.5°
Half-cycle: Not less than 0.06d₁₈/H seconds (T = 20 + 3°C; d is the diameter of the scale, and H is the horizontal component of the magnetic flux density at the test location, in μT; the same applies hereinafter).
Settling time: No greater than 0.4d 18/H seconds
Friction error: Greater than (9/H°)
Main semicircle self-difference positive energy: 1 ~ 40°
Quadrant self-difference calibration positive energy: 1–6°
Negative to positive magnetic field strength at the school's science lab: -40 μT to +40 μT
Lighting power supply: DC 24V
III. Examples of Major Components and Assemblies
External dimensions: 240 x 390 x 360 mm
Installation dimensions: φ210 × (4-φ12) evenly distributed
Weight: 7.5 kg
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Contact Information
Phone:+86-010-59510422
Email:cmcpmhr@163.com
Address: No. 525, Jinqiao Road, Pudong New Area, Shanghai
No. 29, Baili Street, Daxing District, Beijing Municipality
