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FA‐249HA LED GIMBALED LANTERN

FA‐249HA LED GIMBALED LANTERN

FA‐249HA LED GIMBALED LANTERN

Product catalog summary
Overview
The FA-249 LED Gimbaled Lantern is designed to address the challenges posed by the movement of large navigation buoys and floating production systems. It features long-lived LEDs mounted in parabolic reflectors on a 2-axis gimbal within a silicone-filled base, maintaining vertical alignment for inclinations of +/- 9° to ensure consistent light intensity in severe sea conditions.

Certificates
  • NI/I/2/ABCD/T6 Ta <+49°C/T5 Ta <+64°C
  • NI/I/2/IIC/T6 Ta < +49°C/ T5 Ta <+64°C
  • Approved by the U.S. Coast Guard for Class A structures in the 8th Coast Guard District at 4 watts.

Key Features
  • 4 linear arrays of high flux LEDs with parabolic reflectors and custom electronics.
  • LEDs on heat sinks to maintain temperature below 50°C, ensuring a 60,000-hour lifespan.
  • Gimbal hinges made from polypropylene, tested to 69 million flex cycles.
  • Silicone fluid maintains viscosity to dampen buoy motion, extending the mechanism's natural period to over nine seconds.
  • External electric control module with 15 pre-programmed flash rhythms and one user-programmable option.
  • 360° horizontal beam with uniformity within ±10%.

Physical Specifications
  • Height: 919mm (36 3/16”)
  • Weight: 29 kg (64 lbs.)
  • Input Voltage: 10-30 VDC, Reverse Polarity Protected
  • Power Consumption: 0.7 Amps Per Day at 24V in Gulf of Mexico
  • Available Colours: White, Red, Green, Yellow, Blue
  • Lens Type: 250 mm Precision-Molded, Acrylic Cover
  • Vertical Divergence: 3.2° maintained over ±9° tilt
  • Optional Monitor and Control
  • Optional Synchronization: UNIFLASH® III Wireless or Hardwired Sync Circuit
  • Lantern Housing: Aluminum Base
  • Operating Temperature: ‐20°C to specified certificate limits

Photometric Data
The lantern provides a 360-degree horizontal beam with uniformity within -10%. Vertical divergence is maintained at 3.2 degrees over a ±9-degree tilt, compensated by the gimbaled mechanism.
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Catalog excerpts

FA‐249HA LED GIMBALED LANTERN-1

Class 1 Division 2 LED Marine Lantern 5 - 10 NM at 0.74T OVERVIEW The FA‐249 LED Gimbaled Lantern is the technological solution to the problem posed by the movement of large navigation buoys, floating production systems (FPSO) and tension leg platforms (TLP). PMAPI has adapted the FA‐249 lantern to house long lived LEDs mounted in parabolic reflectors, which are mounted on a 2‐axis gimbal within a silicone‐filled base. The FA‐249 LED Gimbaled Lantern maintains its optic in a vertical position for inclinations of +/‐ 9° (18° total). This assures the full light intensity is continually available in the most severe sea conditions. CERTIFICATES • NI/I/2/ABCD/T6 Ta <+49°C/T5 Ta <+64°C • NI/I/2/IIC/T6 Ta < +49°C/ T5 Ta <+64°C • Approved by the U. S. Coast Guard for use on Class A structures in the 8th Coast Guard District at 4 watts. 4 linear arrays of very high flux LEDs individually mounted in a parabolic reflector and driven by specially designed electronics LEDs are mounted on specially designed heat sinks to keep the temperature of the LED below 50°C to assure the design life of 60,000 hours Gimbal hinges are of a special polypropylene material tested to 69 million flex cycles (no metallic parts) The heavy silicone fluid in which the gimbal ounterweight is immersed maintains a viscosity of 100,000 SSU at all operating temperatures; this dampens any violent buoy motion and lengthens the natural period of the mechanism to over nine seconds External electric control module 15 pre‐programmed flash rhythms plus 1 for user programming 360° horizont

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FA‐249HA LED GIMBALED LANTERN-2

PHYSICAL SPECIFICATIONS Height Input Voltage 10‐30 VDC Reverse Polarity Protected Power Consumption 0.7 Amps Per Day at 24V in Gulf of Mexico Available Colours White, Red, Green, Yellow, Blue 250 mm Precision‐Molded, Acrylic Cover Vertical Divergence At 50%: 3.2° Maintained Over a Range of ±9° Tilt Compensated by Gimbaled Mechanism within Lantern Optional Optional UNIFLASH® III Wireless Synchronization Syste or Hardwired Sync Circuit (Optional) Lantern Housing Aluminum Base Operating Temperature ‐20°C to (See Certificate Information Below) PHOTOMETRIC DATA Input Power, W Beam: 360 degrees horizontal....

 Open the catalog to page 2
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