Viking pi-1 Service Manual

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Viking pi-1 Service Manual

VIKING©

 

Telecommunication Peripheral Products

 

PI-1

 

 

 

 

 

 

 

 

Technical Practice

 

Universal

 

 

 

Telecom/Paging Interface

 

 

 

 

December 12, 2001

 

 

 

 

 

 

 

 

 

 

 

Interface Your Paging System with Nearly Any Phone System!

Viking’s Universal Telecom/Paging Interface allows you to provide paging from nearly any phone system instead of from a microphone.

You can also provide background music and electronic night bell over the audio system.

The PI-1 features a built-in voice activated (VOX) or AC ring activated relay which provides D.P.D.

T. contacts for muting background music during paging or to provide an electronic night bell. These contacts are necessary when interfacing with systems such as Panasonic, South Western

Bell, Intertel, etc., which do not provide a paging contact closure.

In the event a paging port is not available, the PI-1 can provide talk battery to allow connection of the public address system to an unused trunk input on the phone system.

The electronic night bell feature is activated by a standard ringing C.O. line, analog

PABX/KSU station circuit or by a common audible contact closure provided by an electronic key system.

http://www.VikingElectronics.com

Features Applications

Floating 600 ohm output

Selectable 12V DC talk battery for interfacing with C.O. ports

Paging port interface

Ringing analog line input for night bell

Contact closure input for night bell

Normally open and normally closed VOX activated contacts for cutting out background music

Adjustable VOX contact time-out

Adjustable ring volume

Sales...(715) 386 - 8861

Integrate your public address system with nearly any phone system

Cut out background music during paging

Electronic night bell from ringing line or contact closure

Specifications

Power: 120V AC/12V DC 500mA, UL listed adapter provided Dimensions: 133mm x 89mm x 44mm (5.25” x 3.5” x 1.75”)

Shipping Weight: .45 kg (1 lb)

Environmental: 0°C to 32°C (32°F to 90°F) with 5% to 95% noncondensing humidity

Relay Contacts: 30V DC@1A, 110V DC@0.3A, 125V AC @0.5 Maximum Ring Output: 490mV AC RMS no load, 150mV AC RMS@600 ohms

VOX Minimum Audio Signal to Activate Relay: 50mV AC RMS@1K Hz

Talk Battery: 12V DC

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