Valcom V-9923B Скачать руководство пользователя страница 8

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947923

BK/BL

BL/BK

Diode 1N4003 or eq.

(Portion of
Connecting
Block)

DC Power Supply
depends on relay
requirements

Relay Coil

FIGURE 7

CONNECTIONS OF V-9923B FOR

OPERATING A DC SLAVE RELAY

THREE DIGIT
OPERATION

TWO DIGIT
OPERATION

NO CODE
VERIFICATION

CODE
VERIFICATION

MUST BE IN THE ON POSITION

SOLID
LAMP

FLASHING
LAMP

OFF

2 DIGIT CODES: 11-19, 21-29, ., 91-99

3 DIGIT CODES: 111-119, 121-129,
...., 991-999

OFF ON

FIGURE 8

OPTION SWITCH SETTINGS

LINE

SUPERVISION

BATTERY
FEED

RING

DETECTOR

TONE OR ROTARY
PULSE DECODING

OSC. AND
AMPLIFIER

LOGIC AND
MEMORY

TT
40
RT
15

OUT

36
IN

TONE
OUTPUT

SW ITCHED
RELAY
OUTPUT

TO ANALOG

STATION OF

PBX (ANSW ER)

TO
29

T
26

R
1

TO PBX TRUNK OR
SPARE LINE BUTTON
ON TELEPHONE
(ACCESS)

INHIBIT
CIRCUIT

CONTROL
CIRCUIT

EP1

L
27

INH
3

LAMP SUPPLY

LAMP ON LINE BUT.

"A" LEAD OF LINE BUT.

EP2

TO NEXT
V-9923B

VOLT
REG.

A GND.

A BATT.

B GND.

B BATT.

FIGURE 9

V-9923B SIMPLIFIED SCHEMATIC

OUT

Содержание V-9923B

Страница 1: ...ding 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 verifica...

Страница 2: ... 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...

Страница 3: ...to connect the V 9923B to a PABX is shown in Figure 4 The V 9923B requires a loop start trunk port from the PABX for access If more than one link of code call is being provided the second V 9923B would require a trunk also and the two trunks should be in a hunt group within the PABX This arrangement allows access to the second V 9923B if the first V 9923B is in use NOTE Advise personnel using code...

Страница 4: ... tone will be withheld from the second link until the code call on first link is answered to prevent two codes being broadcast simultaneously The calling party then dials in a two or three digit number depending upon the position of dipswitch 1 on the code call unit After the last digit the code call unit begins to transmit tone via the TT and RT leads and the contact on the IN and OUT leads close...

Страница 5: ...damage misuse or negligence after the original shipment 3 the product has not been altered in any way or repaired by others and that factory sealed units are unopened a service charge plus parts and labor will be applied to units defaced or physically damaged 4 freight charges for the return of products to Valcom are prepaid 5 all units out of warranty are subject to a service charge The service c...

Страница 6: ...BK G G BK BK BR BR BK BK S S BK Y BL BL Y Y O O Y Y G G Y Y BR BR Y Y S S Y V BL 1 2 3 4 5 BL V V O O V V G G V V BR BR V V S S V 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 T R L LS INH TO RO OUT IN PC TT RT EP1 EP2 AG AB BG BB A B C D E F PBX AND KEY SYSTEM INPUT ANALOG PBX ANSWER PORT SWITCHED RELAY OUTPUT TO...

Страница 7: ...F KEY STRIP A1 H S PART OF KEY TELEPHONE INSTRUMENT FIGURE 5 CONNECTION OF V 9923B TO KEY SYSTEM V 9923B LS IN O W 4 BL BK 22 AG AB V BR 47 BR V 48 V S 49 BG V 9923B S V 50 BB 10 Vac LG AG GROUND AB 24 Vdc BG GROUND BB 24 Vdc NOTE 1 NOTE 2 NOTES 1 LS CONNECTED TO 10 Vac ONLY WHEN USING KEY TELEPHONE 2 IF SWITCHING OUTPUT IS BEING USED INSTEAD OF TONE OUTPUT STRAP IN LEAD TO OUTPUT TO BE SWITCHED I...

Страница 8: ...IT CODES 111 119 121 129 991 999 OFF ON FIGURE 8 OPTION SWITCH SETTINGS LINE SUPERVISION BATTERY FEED RING DETECTOR K2 TONE OR ROTARY PULSE DECODING OSC AND AMPLIFIER LOGIC AND MEMORY K1 TT 40 RT 15 OUT 36 IN 11 TONE OUTPUT SWITCHED RELAY OUTPUT K1 K3 TO ANALOG STATION OF PBX ANSWER TO 29 RO 4 T 26 R 1 K2 K2 TO PBX TRUNK OR SPARE LINE BUTTON ON TELEPHONE ACCESS K4 LS INHIBIT CIRCUIT CONTROL CIRCUI...

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