Altronics Redback A 2083 Manuale di avvio rapido - Pagina 3

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1. AC In - 16V AC Plugpack
2. DC In - 24V DC
3. BGM In Left
4. BGM In Right
Figure 3 : A view of the rear of the Master switching unit. Use this to assist in installation of the unit.
9
1
2
Join these two
pins for "fail
safe" operation
Join these two
pins for "normal
operation"
Figure 5 : A view of the A 2083 24V switched output.
The relay contacts are set to fail-safe in this diagram.
Altronics A 2083 Zone Paging System
Console inputs
1
4
8
4
5
6
7
5 - 8. Paging Stations 1 to 4
9. External Relay Out
10. Zones 9 to 16
11. Zones 1 to 8
8
3
4
5
Relay
Zone outputs
16
9
10
1. All Call
2. Cancel
3. Push to Talk
6
4 Store
5. Recall
6. Zones 1 - 8 / Memory 1-8
7. Zones 9 - 16 / Memory 9-16
8. Gooseneck Microphone
9. System Busy LED.
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Figure 4 : A view of the Paging Station Panel. Refer to
operation for an explantation of their function
About Fail-safe mode.
It is often necessary to override the
volume control in an evacuation
control
system
during
an
emergency situation. In failsafe
mode a relay is used to bypass the
attenuation circuitry enabling an
announcement at full volume
regardless of the volume setting,
including OFF.
Zone outputs
9
8
11
Output
connector
configuration
(for each
zone)
RV1
BGM
RV4
Level
Microphone
Level
RV2
Chime Level
Figure 6 : A View of the three trimpot
adjusts. Refer to the text regarding
"System adjustment" for more details.
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