TECHNICAL
TECHNICAL
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tact closure, a ringing C.O. or a ringing analog PABX/KSU station.
The ZPI-4 is compatible with ringing C.O. lines, Centrex lines and analog PABX/KSU station
ports (disconnects on silence, CPC, busy or time-out) as well as unused trunk inputs, and will
interface directly with standard pag-
ing ports.
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• Touch Tone control of four zones, expandable to
8 zones
• Switches line level signal to amplifiers or amplified
signal to speakers (amplifier(s) not included)
• Balanced audio circuitry for low noise
• Night bell warble with adjustable level from con-
tact closure or ringing analog line
• Input provided for background music
• Separate paging and background music level
adjustments
• Background music automatically mutes in paged
zone(s) in all but single amplifier mode
• All-call and five group call patterns, selected by
Touch Tones
• Adjustable page alert tone level
• Interfaces with ringing C.O. lines, Centrex lines,
and analog station ports, paging ports and
unused phone system trunk ports
• Disconnects on silence, CPC, busy or time-out
• Screw terminals for all input/output connections
• Compatible with Viking's FBI-1A Anti-Feedback
Paging Interface
(Fax Back Document 465)
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Four Zone Paging Interface
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The ZPI-4 is a four-zone Touch Tone controlled paging
system capable of switching a line level signal (600
ohms) to amplifiers, 70V signal to speakers or an ampli-
fied signal (200 watts maximum into 8 ohms) to speakers.
The ZPI-4 features balanced audio circuitry throughout
for low noise and compatibility with balanced paging sys-
tem inputs and outputs.There are separate level controls
for paging and background music, and background music
can be disabled on a per-zone basis. Also provided is a
night bell with adjustable volume activated by a dry con-
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• Multiple zone paging for Centrex systems
• Multiple zone paging for phone systems with pag-
ing ports, unused analog station ports or unused
trunk inputs
• Multiple department manufacturing business
• Multilevel warehouse
• Multi building office complex
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Power: 120V AC/13.8V AC, 1.25A adapter provided
Dimensions: 211mm x 160mm x 46mm (8.30" x 6.30" x 1.80")
Shipping Weight: 1.5 kg (3.2 lbs)
Environmental: 0° C to 32° C (32° F to 90° F) with 5% to 95%
non-condensing humidity
Relay Contacts: 5 Amps@30V DC/250V AC each (200w@8Ω)
REN: 0.5 A
Artificial Talk Battery Voltage: 24V DC
Connections: (32) cage clamp screw terminals
Four Zone
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Paging Interface
August 16, 2002
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ZPI-4
ZPI-4
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