C-TEC AVAC User Manual

A
VAC VOICE ALARM SYSTEM
A
VAC Installation and Maintenance Manual • Approved Document No. DAU0000402 Rev 6 • Page 25
Alert message 1
S
iren
(
three seconds silence)
May I have your attention please, may I
have your attention please
Fire has been reported in the building.
please listen for further instructions.
(10 seconds silence) Ding dong.
You are reminded to remain at your
workplace whilst the fire alert exists
(repeat last two segments
every 22 seconds).
Alert message 2
Siren (three seconds silence)
Attention please, attention please
A situation has arisen in the building,
p
lease listen for further instructions.
(10 seconds silence) Ding dong.
You are reminded to remain at your
workplace whilst the fire alert exists
(repeat last two segments
every 22 seconds).
T
est message
The fire alarm system is about to be tested,
please take no further action.
The fir
e alar
m test is now complete.
Test message selection
One test message is available, as detailed below:-
Siren (three seconds silence)
A fire alarm system is about to be tested.
Please take no further action.
However, if Function (not Message) Link 4 of the PLK4 option links is fitted, AVAC will also
broadcast a “test complete” message when the system is returned to normal, as detailed below:-
Ding dong
The fire alarm test is now complete.
Thank you for your cooperation.
Adjusting the MP3 player level
If necessary, the level of the digital messages can be globally adjusted using the MP3 player’s
volume control which is located on the digital message store PCB, as shown below:-
Alert message selection
Two Alert messages are available. The actual message played will depend on the position of
Message Link 2 as shown in the diagrams below. Note altering the position of Message Link 2
will also affect the content of the Evacuate message (described previously).
Message link
2 not
fitted
Message lnk
2 fitted
T
urn clockwise to
increase digital
message level.
Factory programming
link only - DO
NOT
FIT A
LINK IN THIS
POSITION
DIGITAL
MESSAGE
STORE PCB
1
2
3
4
1
2
3
4
PLK4
1
2
3
4
1
2
3
4
PLK4
Message Function
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
1
2
3
4
1
2
3
4
PLK4
Message Function
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
Custom messages
Custom messages can be provided at extra cost but may have to be specially recorded. Please
advise your requirements (prices on application).
1
2
3
4
1
2
3
4
PLK4
1
2
3
4
1
2
3
4
PLK4
Message Function
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
1
2
3
4
1
2
3
4
PLK4
Message Function
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
1
2
3
4
1
2
3
4
PLK4
Message Function
Function
link 4 fitted
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www.acornfiresecurity.com

C-TEC AVAC Specifications

Power Supply and Charger

AC input	230 V a.c +/- 10% 50/60 Hz
Internal power supply	27 V d.c. Nominal
Max continuous output current	5A @ 230 V a.c.
Pulse peak output current	7A @ 230 V a.c.
Battery size and type	2 x 12 V 7 AHr VRLA connected in series
Max Battery Charge current	0.5 A

Inputs

BGM input level	230 mV RMS
BGM with link input level	2.3 V RMS
Page input level	230 mV RMS
Page with link input level	2.3 V RMS
Fire Mic input level	230 mV RMS

Outputs

Max Output AUX 24 V	100 mA
Max Output Fire Mic 24 V	100 mA
Max Speaker Output	100 V 0.6 A RMS (60 W) x 2
Output power	2 x 60 W continuous average power
Frequency response at 30 W load	152 Hz to 12 kHz

Battery Calculations

Average standby current at full load	97 mA
Average alarm current at full load	1.2 A
Loudspeaker Monitoring Tone	20 kHz
Frequency response on Page and BGM	220 Hz to 6.2 kHz