Valcom V-9940 Manual

Valcom Intercomsystem V-9940

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Side 1/12
Issue 7
1 947740
V-9940
EXPANDABLE STATION LEVEL PAGE ADAPTER
INTRODUCTION
The V-9940 is an Expandable Station Level
Page Adapter designed to provide ring trip and
page access circuitry for use on standard device
telephone lines. These instructions contain the
specifications and information necessary to
install, operate and maintain the V-9940
Expandable Station Level Page Adapter.
IMPORTANT: Please review dip switch
settings (page 3) for equipment suitability.
FCC Information
When installing the V-9940, contact the local
Telephone Company and give them the
following information:
• The telephone number of the line to which
the V-9940 will connect;
• The FCC Registration #: BAF9I7-13957-
OT-N;
• The ringer equivalence number: 1.1A
If the V-9940 is disconnected from its present
line, contact the local Telephone Company to
make them aware of the change.
Telephone Company Procedures: the goal of
the telephone company is to provide the best
service possible. In order to do this, it may
occasionally be necessary for them to make
changes in their equipment, operations or
procedures. If these changes potentially affect
the service or the operation of customer
equipment, the Telephone Company will give
written notice to allow any changes necessary to
maintain uninterrupted service.
SPECIFICATIONS
Access Methods
• Centrex numbers
• Loop start and ground start central office
lines
• PABX station numbers
Figure 1 depicts a block diagram of a typical
PABX installation.
Features
• Ring trip on first ring
• 600 Ohms output; 8 Ohms output with AGC
• Multiple units may be used for multi-zone
paging with all call behind a PABX
• Use with Valcom multi-zone page control
unit for multi-zone paging Centrex or C. O.
lines (DTMF signaling only)
• Use with Valcom handsfree page units for
talkback paging
• Background music input
• Open loop detect reset
• Audio sensing circuit for reset
• Time out reset
• Manual reset
• Answer verification tone
• All call override tone
• Battery reversal indicator
• Auxiliary Make/Break contact
• Built in 66 type connection block
• Complies with UL 145
2
ALL CALL IN
8 OHM OUT
ALL CALL AUDIO
ALL CALL IN
8 OHM OUT
ALL CALL AUDIO
ALL CALL OUT
8 OHM OUT
ZONE 1 IN
ZONE 2 IN
A
LL CALL IN
T
R
IN
T
R
IN
T
R
IN
VALCOM ONE-WAY
AMPLIFIED SPEAKER
ASSEMBLIES
NOTE: When used with a PABX, the PABX
must not return any tones to the called party
after calling party disconnect on a station to
station call.
FIGURE 1
BLOCK DIAGRAM OF A TYPICAL PABX INSTALLATION
Capacity
• Each V-9940 provides one zone of paging
(when connected to its own PABX station
number).
• Use a V-9940 and a station number per
zone for multi-zone paging behind a PABX.
• An additional station number and V-9940
may be used to provide all call or override in
a one-way multi-zone system behind a
PABX.
• One V-9940 may be used with a Valcom
multi-zone page unit to provide up to 36
zones of paging on Centrex or central office
lines (DTMF signaling only).
Dimensions/Weight
• 8.20" H x 4.55" W x 2.30" D
(20.83cm x 11.56cm x 5.84cm)
• 1.7 lbs. (0.77 kg)
Power Requirements
-21.5 to -26VDC "B" Battery, 200mA maximum
(Valcom VP-624B Class 2 power source
recommended).
Environment
Temperature: 0 to +50°C
Humidity: 0 to 85% (non-precipitating)
Specifications
Tip and Ring Input: 600 Ohms
Voltage for Ring Trip: 75-105VAC
Ring Trip Timing: 150ms
Open Loop Detect: 150ms starting 1
second after ring trip
Audio Sense Release: 4, 8, 16, 32 or 64
seconds after audio drops below -22dBm
Time Out Release: 1, 4, 8, 16, 32 or 64 seconds
Manual Reset: 25ms ground
Output 1:
Impedance: 600 Ohms
Page Level Output Level: Input Level
-1dB
Music Level Output Level: Input Level
Output 2:
Impedance: 8 Ohms
Page Level: -10dBm
Music Level: -17dBm
Music Source: 8 to 600 Ohms
-10 to -18dBm
Answer Verification Tone: 500Hz: 250ms On;
250ms Off
Form C Contacts: 30VDC, 2.0 Amps or
125VAC, 1.0 Amp
DESIGN
General
The Valcom V-9940 Expandable Station Level
Page Adapter is designed to provide access to
paging from a standard PABX station number, a
Centrex number or a Central Office line. It
should not be used on coin service lines or party
lines. The V-9940 may be directly connected to
Valcom One-Way Amplified speaker assemblies
or may be used in conjunction with Valcom one
zone or multi-zone page adapters. The
following sections describe possible
arrangements and detail the equipment
required.
When One-Way Amplified Speaker Assemblies
are specified, consult the Valcom catalog for the
style desired. Once the style and quantity of
speakers are determined, select the appropriate
power supply after referring to the Valcom
One-Way Paging VSP or the Marketing Guide.
PABX Station Level Paging
NOTE: Before proposing Station Level
Paging, perform the following test:
1. Dial between two stations on the PABX and
answer the call.
2. Have the called party keep listening while
the calling party hangs up.
3. After calling party release, what does the
called party hear?
If the PABX IMMEDIATELY returns any type of
tones to the called party (dial tone, reorder tone,

Produkt Specifikationer

Mærke: Valcom
Kategori: Intercomsystem
Model: V-9940

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