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LED Obstruction Lighting Controller with Transfer Relay & Alarm Relay | FL-81051

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Applications

Our FL-81051 LED obstruction lighting controllers are designed to reliably monitor the proper operation of the latest low-power LED obstruction lights, with an array of dry alarm contacts to report on all aspects of system health.

Ordering Codes

Model # of L-810 Light Circuits[1] Input Voltage Option
FL-81051 1: One Circuit: Maximum 6 illuminated head engines
2: Two Circuits: Maximum 12 illuminated head engines
3: Three Circuits: Maximum 18 illuminated head engines
4: Four Circuits: Maximum 24 illuminated head engines
AC1: 120VAC
AC2: 240VAC
AC3: 277VAC[2]
DC: 24VDC
F: Flasher
[1] Maximum 4 circuits per controller. Maximum 6 illuminated head engines (single L-810 LED lights) per circuit (24 per controller).
[2] Controller will convert 277VAC input to 120VAC output.

Features

• AC input – 120V AC, 240V AC, or 277V AC
• DC input – 24V DC only
• Sophisticated current sensing enables reliable monitoring of the latest low-power LED obstruction lights
• Factory configured for up to 4 circuits of L-810 LED lights
• Monitor up to 6 illuminated head engines (single L-810 LED lights) per circuit (24 per controller)
• Each circuit shares a common transfer relay and alarm relay
• Transfer Relay Mode: In the event of a failure, all double lights in a circuit will switch to the backup second head engine
• Alarm Mode: In the event of a failure, alarm relay will indicate a fault in the circuit (if there are multiple lights in a circuit, the alarm doesn’t indicate which light failed)
• Controller can be configured to operate L-810 sidelights in flashing or steady-burn mode (flashing isn’t a standard feature)
• Controller powers lights even if the photocell fails
• FAA photocell included
• User-friendly connectors
• Integrated surge protection
• Resistant to corrosion, shock and vibration
• Operates from -67° F to +131° F (-55° C to +55° C)
• 2 year warranty

Specifications

• Input Power: 120V AC 50/60Hz, 240V AC 50/60Hz, 277V AC 60Hz, or 24V DC
• Enclosure Rating: NEMA 4x Polycarbonate (15.37″H x 13.28″W x 7.13″D)
• Controllers requiring 3-4 circuits and a flasher will be installed in a larger NEMA 4 Polycarbonate Enclosure (19.2″H x 14.6″W x 7.8″D)
• Surge Protection: MOV
• Alarm Relay Type: Dry Contacts, Form “C”, 250V AC Max, 6A
• Individual Light Monitoring: There can only be one single, double or double light with transfer relay per circuit
• Warranty: 2 year limited warranty
• Compatibility: Controller will only work with L-810 LED obstruction lights with a power consumption between 3-7VA per light fixture.

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