Valcom V-9923B Manual

Valcom Intercomsystem V-9923B

Læs gratis den danske manual til Valcom V-9923B (8 sider) i kategorien Intercomsystem. Denne vejledning er vurderet som hjælpsom af 35 personer og har en gennemsnitlig bedømmelse på 5.0 stjerner ud af 18 anmeldelser. Har du et spørgsmål om Valcom V-9923B, eller vil du spørge andre brugere om produktet?

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Side 1/8

VSP-V-9923B

Issue 4

1 947923

V-9923B

CODE CALL UNIT

INTRODUCTION

This manual provides instructions for identification,

installation, operation, and technical assistance for

the Valcom V-9923B Code Call Unit.

The V-9923B provides two or three digit code call

paging via a loop start trunk port on a PABX or by

the use of a spare line button on a key system.

The V-9923B code call unit complies with Part 68 of

the FCC Rules and Regulations and has been granted

FCC Registration #BAFUSA-68753-KX-N. The

ringer equivalence is 0.1B and the unit requires a

USOC RJ21X connector.

In accordance with FCC Rules and applicable tariffs,

this code call unit may only be installed with the

authorization of the owner of the host system.

The FCC Registration #BAFUSA-68753-KX-N, will

be listed in the affidavits filed with the telephone

company; it will also be recorded in the system log

kept by installation and maintenance personnel. The

local telephone company is to be notified of the FCC

registration number when this code call unit is

installed.

SPECIFICATIONS

The V-9923B is capable of providing code signaling

for paging purposes; it provides for "meet me"

answer of code call and provides talk circuit and

signaling tone.

Features

• Trunk level access on PABX's, station level

answer

• Can be used with 1A2 type key systems

• 81 two digit codes or 729 three digit codes

• Uses rotary or tone dial signaling

• Dial tone to calling party

• Coded tone output for paging systems

• Switch controlled code verification tone

• Automatically discontinues code sending when

answered

• Capable of being used with another V-9923B to

provide two link operation

• Uses standard 1A2 key system voltages

• Mounts on the wall, in a key cabinet, or in the

PABX Cabinet

Capacity

Each V-9923B Code Call Unit provides the necessary

equipment for 1 link of code call. For an additional

link of code call, another V-9923B is required (two

links maximum).

Dimensions

7.1"H x 5.9"W x 2.1"D

(18.03cm H x 14.99cm W x 5.33cm D)

Power Requirements

The Valcom V-9923B requires –24 Vdc talk

battery and –24 Vdc signal battery. The current

consumption and voltage range is shown in Table 1.

Table 1

Range Idle Operating

"A" Battery –21.5 to –26 Vdc 65mA

"B" Battery –21.5 to –26 Vdc 125mA

Nominal Timing and Frequency

2 947923

Specifications

The timing and frequency specifications of the

Valcom V-9923B code call unit are shown in Table

2. Figure 1 is a timing chart showing the nominal

timing of a code call.

Table 2

Dial Tone Frequency 180 Hz

Coded Tone Frequency 550 Hz

Time Tones Broadcast 370 ms

Time between tones in a sequence 500 ms

Time between digits in a sequence 1.5 sec

Time between series of digits 8 sec

The Valcom V-9923B will detect 20-30 Hz ringing

on the answer port. The applied ringing voltage

should be 75 to 125 Vac.

DESIGN

The V-9923B provides two or three digit code call

paging via a loop start trunk port on a PABX or by

the use of a spare line button on a key system. Figure

2 is a simplified block diagram showing the code call

unit and its connections.

NOTE: The code call unit is designed so that it will

complete a code call sequence before resetting and

returning dial tone, even if all parties hang up.

Application

Key systems and PABX's used in:

• Department stores/shopping centers

• Hospitals, nursing homes

• Noisy locations, manufacturing plants

• Schools, universities

Additional Materials Required

Additional equipment is required to complete a

system when using the V-9923B. These items are:

• -24 Vdc power supply (if existing supply

inadequate or non-existent)

• 66 type connecting block

• 25 pair cable with a female amphenol connector

on one end

• twisted pair crossconnect wire

TONE ON

TONE OFF

.37 sec.

.50 sec.

1.5 sec. 1.5 sec. 8 sec.

"3" "1" "2" "3" "1"

SEQUENCE

BEGINS

SEQUENCE

BEGINS

AGAIN

CONTINUES UNTIL

NSWERED OR

CALLING PARTY

GOES ON HOOK

FIGURE 1

Produkt Specifikationer

Mærke:	Valcom
Kategori:	Intercomsystem
Model:	V-9923B

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