Whelen Engineering Company WAT OR5001V Installation And Service Manual page 14

MODEL A490ATSC
STROBE POWER SUPPLY
FAA/PMA APPROVED
Specifications
Model Number . . . . . A490ATSC
Part Number . . . . . . . 01-0770062-03
Position Lights -
Current Draw . . . . . . . 4.0 Amps @ 14 VDC
2.0 Amps @ 28 VDC
Weight . . . . . . . . . . . . 1.7 lbs.
Length . . . . . . . . . . . . 5.00"
Width . . . . . . . . . . . . . 3.12"
Height . . . . . . . . . . . . 3.06"
Operation
This power supply will operate ONE strobe lighthead assembly at 34
joules of power. It is equipped to flash up to five (5) other like units
simultaneously when an 18 gauge wire is connected to outlet 3 on the
input power connector.
OUTPUT POWER
1 - Anode 1 - (+)
2 - Cathode 2 - (-)
3 - Trigger 3 - SYNC
1 1
2 2
3 3
Figure 14a
Looking at the power supply connectors with the mounting plate flat on
a bench, the left connector is the strobe outlet. The right connector is
the power input and synchronization.
Left Connector (Power Output)
Pin 1. (Top) - RED wire/anode
Pin 2. (Center) - BLACK wire/cathode
Pin 3. (Bottom) - WHITE wire/trigger
Right Connector (Power Input)
Pin 1. (Top) - RED wire/13 to 30 volt, positive input
Pin 2. (Center) - BLACK wire/ground
Pin 3. (Bottom) - Synchronization pin/If synchronization is desired,
connect an 18 gauge wire between pin 3 on each
power supply.
14
Document #05131 Rev. E
Dimensions
3.12"
(79mm)
.65"
(17mm)
POS. 1 (+), RED
POS. 2 (-), BLACK
POS. 3 - SYNC
(80mm)
Mounting
1.6"
(41mm)
MTG.
1.600"
(41mm)
MTG.
6.25"
(159mm)
5.00"
(127mm)
.95"
(24mm)
3.14"
.080"
(2mm)
WHELEN ENGINEERING COMPANY
CHESTER, CONNECTICUT 06412-0684
OUTPUT POWER
(1) ANODE (1) +
(2) CATHODE (2) -
(3) TRIGGER (3) SYNC
5.675"
(144mm) MTG.
5.562"
(141mm) MTG.
5.675" (144mm) MTG.
5.562" (141mm) MTG.
.938"
(24mm)
MTG.
.938"
(24mm)
MTG.
.187" (5mm) DIA.
(8) MOUNTING HOLES
.187" (5mm) DIA.
(8) MOUNTING HOLES