Product Overview
The document provides a detailed description of the Reflection Magnetic Compass models M35A and M35A-DK, manufactured by W. Ludolph in Bremerhaven, Germany. It includes specifications, performance parameters, and compliance information.

Specifications for M35A

• Type: M35A
• Order No.: 01 7163
• Lubber Line Error: Less than 0.5°
• Directional Error: Less than or equal to 0.5°
• Swirl Error: Less than or equal to 2°
• Half Period Swinging: Greater than or equal to 12 seconds
• Temperature Range: -30°C to +60°C
• Vibration: Complies with ISO requirements
• Freedom of Roll and Pitch: Greater than or equal to 10°
• Compass Card: Diameter 125 mm, 360° Graduation, 1° Graduated
• Total Weight: Approximately 5.8 kg
• EC-Type Approval No.: 6211/002/03

Specifications for M35A-DK

• Type: M35A-DK
• Order No.: 01 7164
• Lubber Line Error: Less than 0.5°
• Directional Error: Less than or equal to 0.5°
• Swirl Error: Less than or equal to 2°
• Half Period Swinging: Greater than or equal to 12 seconds
• Temperature Range: -30°C to +60°C
• Vibration: Complies with ISO requirements
• Freedom of Roll and Pitch: Greater than or equal to 10°
• Compass Card: Diameter 125 mm, 360° Graduation, 1° Graduated
• Total Weight: Approximately 7.0 kg
• EC-Type Approval No.: 6211/002/03

Key Features

• Both models are designed to operate within a wide temperature range and are compliant with ISO vibration standards.
• The compasses offer high precision with minimal errors in lubber line, directional, and swirl measurements.
• They are equipped with a large compass card for easy reading and navigation.