Bosch D720 Guide d'installation télécharger pdf (Page 71)

D9412GV3/D7412GV3 | Operation and Installation Guide | Appendix A: System Wiring Diagrams, Issue A

Bosch Security Systems, Inc. | 2/10 | F01U143070-01 71

Figure 38: D7412GV3, Input Points and Peripheral Devices

Sw. Aux Pwr

Zone B

Zone A

Pnl Common

Loo p B-

Loo p A-

L oop B +

L oop A+

Earth Ground

Aux Pow er

Zo ne B

Zo ne A

Comm on

Lo op B-

Lo op A-

Loop B+

Loop A+

Eart h Grou nd

Loop A+

Lo op A-

Loop B+

Lo op B-

Point 5 P oint 6

1817 19

Point 7 Point 8

2120 22

VOLTAG E RANGES

Op e n 3.7 - 5.0 VDC Short 0.0 - 1.3 VD C

Norm a l 2.0 - 3.0 VDC

D7412GV3

EARTH GROUND

CO MM O N

BA TTE RY NE GATIVE ONLY

B AT TER Y P OSITI V E ON LY

RELAY A

RELAY B

RELAY C

+ AUX P OWE R

CLASS 2 TRA NSFOR ME R

16.5 VAC 40 VA 60 Hz

Model D1640

Internally Fused - Do not short

Requir e s U n s w i t ch e d Ou t let

Do not share w ith other equipment

S4 GROUND FAULT D ETECT

Enabled

Disabled

RED

ON wh en co m mu n i ca t i ng

OF F whe n idle

PHONE LINE SEIZED LED

TIP

RING

TELCO CORD MODEL D1 61

PROGRAMMABLE

ALARM OUTPUTS

Termin als

SW ITCH ED A UX

and6 7

Ter minal 8

Point 3 Point 4

161514

P oint 1 Point 2

1211 13

CA UT I O N:

Avoid damage to Panel.

Do not connect 24 V to terminals.

Maxim um char ging current 1.4 A

1 - (Optional): For 24 V applications use a UL Listed

24 VDC power supply with a D130 Relay Module.

Refer to the D130 Installation Instructions

(P/N: F01U072455) for correct wiring

requirements.

2 - D130 Relay Module

3 - D125B Powered Loop Interface Module

4 - To UL Listed 2-wire smoke detectors. Refer to

Two-Wire Smoke Detectors in the D9412GV3/

D7412GV3 Approved Applications Compliance

Guide (P/N: F01U143069) for a listing of

compatible two-wire smoke detectors.

5 - P105F 1 kΩ EOL resistor (P/N: 14-03130-004):

Suitable for non-powered initiating and

supervisory devices such as pull stations, heat

sensors, and valve tampers.

6 - P105BL1 1kΩ EOL resistor (P/N: 16179B): For

typical burglar alarm applications.

7 - D129 Dual Class A Initiation Circuit Module:

Provides optional Waterflow Alarm Retard

feature. Not suitable for two-wire smoke

detectors.

All external connections except Terminal 5 (battery positive) are power limited.

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Bosch D720 Guide d'installation Page 71

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