Aa-30 Operation - Honeywell NOTIFIER AA Series Installation Manual

Analog audio amplifiers for dvc-ao applications
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Amplifying Audio Messages
Low-level
Audio In
(–)
(+)
(shield)
Low-level
Audio Thru
(–)
(+)
(shield)
Unused

3.4 AA-30 Operation

During complete loss of primary (AC) power, the AA-30 operates on secondary (battery) power. To conserve secondary power, no LEDs
light on the AA-30 while operating on batteries.
The amplifier does not indicate a trouble condition until 40 seconds after a fault occur.
12
Secondary Power (DC)
Earth
Battery
– – – + + +
P1
Figure 3.4 AA-30 Lower Board Connections (nonpower-limited)
P3
P4
Trouble Out
Trouble In
Low-level Audio Thru
Low-level Audio In
Figure 3.5 AA-30 Upper Board Connections (power-limited)
AA-series Audio Amplifiers Manual for DVC-AO Applications — P/N 52526:B 8/13/2019
Primary Power (AC)
HOT
NEUTRAL
Earth
Trouble
(+) Backup Out
(–)
(shield)
(+) High Level Return
(–) (Four wire, supervised)
(shield)
P8
P5
P6
P7
R9
R8
P2
(+) Backup In
(–)
(shield)
(+) High Level Out
(–)
(shield)
Resistors R8 & R9 Cut to enable
high-level return for 4-wire mode
High Level Audio Return (Four wire)
High Level Audio Out
Backup High Level Audio Out
Backup High Level Audio In
AA-30 Operation

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