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Ordnance Output Logic to Armament/Ordnance Test Panel |
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|  MIL-D-81347C(AS)
Ordnance Output Logic to Aircraft Ordnance System - Search
3.5.2.4.5.4.7
Stores Signals (Summary) - Output Signals" from the DPS to the armament search stores and controls
are listed below. Each relay driver in the DPS must be able to furnish a ground for a 250 milliampere
relay coil 12 volts.
Launcher Select - (13 relays)
(1)
One of the four poles on
Function actuates one of 13 relays.
the selected relay is furnished firing power through SCR driver select and relay bank select functions.
Spares 2 and 3
(2)
Launch Command- (l relay)
(3)
Function initiates launch action
Left Bank Select - (1 relay)
(4)
Relayed, function supplies firing power for one bank of sono-
buoys. Active, function supplies firing power for the other bank.
(5)
Spare 1 - (1 relay)
Interrogate SLT - (1 relay)
(6)
Function activated for sonobuoy- in-place interrogation.
SUS Release Deep (1 relay)
(7)
Actuate deep SUS release relay.
(8)
SUS Release Shallow (1 relay)
Actuate shallow SUS release relay.
Sonobuoy Life Select (1 relay)
(9)
When function is active, sonobuoy is set at long life;
otherwise, sonobuoy will remain set to short life.
(10) Sonobuoy Depth Select (1 relay)
When function is active, sonobuoy depth is set to shallow
upon being launched. Otherwise, sonobuoy will remain set to deep.
Launcher Door Open Command (3 relays)
(11)
Function opens selected pressurized sonobuoy chute door.
Alternate Driver Select (1 relay)
(12)
Function reverses action of Bank Select Relay.
Even Select (1 relay)
(13)
Inactive, function selects odd chutes. Active, function
selects even chutes.
Ordnance Output Logic to Armament/Ordnance Test Panel -
3.5.2.4.5.4.8
Each output line from the OOL to the Aircraft Ordnance system shall also be transmitted to an externally
located Armament/Ordnance Test Panel. This Test Panel shall contain one indicator lamp for each
function and shall be arranged such that when the function is active the indicator lamp is illuminated.
The Armament/Ordnance Test Panel is discussed in detail in 3.5.2.4.4.5 and 3.5.5.
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