Dialight D1RW-L13-008 Vigilant L866/L885 LED Based Dual Red / White Catenary - Manual (Page 10)

Document No.
9100-127-1426-99 Rev D
Release Date: 10/26/2010
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Dialight Corporation 1501 Route 34 South Farmingdale NJ 07727
Tel: 732.919.3119 Fax: 732.751.5778 Web: www.dialight.com
Page 10 of 25
MICRO CONTROLLER BOARD (POWER SUPPLY)
Section 7: Control Inputs
Each input is active when the input terminal is connected to the negative of the
supply input (Common).
Input/Output
Sync Input
Synchronizes both the White Strobe and Red Beacon.
When held steady (connected to Common) the Red
Beacon burns constant, and the White Strobe flashes
at 60FPM. To synchronize the white flash rate, a 1
PPM signal may be provided. Alternately, a
synchronization pulse may be applied at every flash
to alter the flash rate. The synchronization signal must
be asserted for at least 100ms to ensure that it is
properly detected.
Sync Output
Independent synchronization signal which may be
connected to the Sync input of other supplies when
multiple synchronized lights are required (leave all
other Sync Outputs unconnected)
In Day mode Sync output defaults to 60FPM
In Night mode Sync output defaults to 60FPM