• Expandable from 3 to 12 zones (in 3 zone
increments using ZX3 modules; one ZX3
module included)
• One-way paging only
• Interfaces to Loop Start, Ground Start,
Analog Station, and Page Ports (with or
without contact closure activation)
• Simple 2-switch interface setup
• 2 Background music (BGM) inputs with
level controls
• BGM sources assignable per zone
• Level control for each zone output
• Zone active indicators
• C-form contact per zone
• 150 Speaker T/R drive capacity per zone
• 24V DC, 1A power supply
• Programmable AUX Relay
• Page level limiter with active indicator
• Adjustable automatic level control
• Override input (loop start or page port)
• Code calling capability
• 2 Tone trigger inputs for tone burst,
chime, double chime, and slow whoop
tone selections
• Contact and 90V Night Ring inputs
• Pre-announce tone
• Confirmation tone
• Separate night ring and tone volume controls
• 24 User-assignable zone groups
• Separate override, all-call, tone trigger,
night ring, and code call zone groups
• Auto select paging zone group
• 2-, 3-, 4-, or 5-digit dialing plans
•
Microcontroller operated, DTMF programmable
• Night ring tone or chime selection
• Setup test tone
• Pluggable terminal strip connectors
• Programming through override jack
• Programmable timeout for station mode
• Programmable trunk port timeout
• Responds to CPC disconnect signal
• Includes wall or rack brackets
• FCC Part 68 Registered
• Listed to UL Standard 60950
for US and Canada
Accessories
Override Zone Group
The override input on the UTI312 has
the highest priority of all the inputs
but does not have to provide an All-
Call function. Since the override has a
zone group associated with it, the
installer can determine which zones
receive pages during an override.
For example, assume that in a 12-zone
system 11 zones are used to provide
audio to different parts of a building, but
one zone is not used for audio purposes.
The contact closure for this zone is used
to control a door latch. When this zone
is active, the latch is open. If the override
was predefined to activate all zones,
then the door latch would open during
override operation which may not be
desirable. By programming the override
zone group with all zones except the one
connected to the door latch, an override
can be made and the door will remain
locked.
Two Background Music Inputs
In a system with multiple zones, it is not
uncommon to find applications that
have different background music (BGM)
requirements in different zones. To
provide flexibility in these situations, the
UTI312 has 2 BGM inputs. Each zone,
through jumper assignments on the ZX3
module, can select one or the other BGM
source, or none at all.
Auto Select Paging
When using the auto select paging fea-
ture, there is no need to dial a zone or
zone group. Whenever the paging input
becomes active, the auto select paging
zone group, with user-assigned zones,
will determine what zones are active.
This may seem to be an unusual function
for a multi-zone paging application.
However, often the need for zoning is
determined not by voice paging needs,
but by the need to play tones in differ-
ent zones.
In these instances, a shift change tone
may need to be produced in the factory
areas but not in the office areas. So a
tone trigger zone group will be set up to
channel the tone just into the factory. In
this case, voice paging is done like an
All-Call, but the tones are zoned.
ZX3
3-Zone Plug-In
Expansion Module
(one included
with UTI312)
Bogen’s UTI312 is a multi-zone paging controller with universal telephone interface.
It is expandable from 3 to 12 zones in 3-zone increments using ZX3 expansion modules.
Each zone has its own buffered paging output (150 speaker drive capacity) with volume con-
trol, a C-form relay contact and “zone active” indicator. Each module includes a pluggable
24V DC power distribution terminal strip and pluggable terminal strips for each zone for
easy wiring. A built-in 24V DC, 1A power supply is provided for powering amplified speakers.
The UTI312’s universal telephone interface is identical to the UTI1 (page 31). Two back-
ground music (BGM) inputs, with volume controls, provide each zone with a choice of BGM
sources or no BGM. Two tone triggers are available as well as a 90V night ringer input.
Separate volume controls for the night ring and tone triggers, along with an adjustable
page level limiter, make it easy to set appropriate levels.
Powerful software features provide the UTI312 enormous flexibility for demanding appli-
cations. 2-, 3-, 4-, or 5-digit dialing plans allow the UTI312 to fit into any dialing structure.
Twenty-four zone groups, zone groups for each tone input and night ring as well as a zone
group for the override input, provide plenty of installer flexibility. A programmable AUX
relay contact, in addition to the zone relay contact, provides flexibility for controlling external
equipment based on the UTI312’s activity.
Product Features:
Power
Dimensions
Product
Requirements Weight
120V AC,
16-3/8" W x 3-1/2" H x 4-7/8" D
8 lb.
0.75A
(without mounting flanges)
19" W (with mounting flanges)
www.bogen.com
33
PAGING CONTROL
MULTI-ZONE TELEPHONE INTERFACE
Multi-Zone Universal Telephone
Interface
UTI312
UTI312 shown with
3 optional ZX3 Modules
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