Bosch D1255RB Manuel d'utilisateur télécharger pdf (Page 18)

| Approved Applications Compliance Guide | 6.0 System Wiring Diagrams

18 Bosch Security Systems, Inc. | 3/12 | F01U266055-01

6.2 Input Points and Peripheral Devices System Wiring Diagrams

Figure 5: GV4 Series Input Points and Peripheral Devices System Wiring

1 - (Optional): For 24 V applications use a UL 1481

listed, regulated, power-limited 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 two-wire smoke detectors with a fire

rated EOL resistor. Refer to Two-Wire Smoke

Detectors in the D9412GV4/D7412GV4/D7212GV4

Approved Applications Compliance Guide (P/N:

F01U201525) for a listing of compatible two-wire

smoke detectors.

5 - 1k Ω EOL resistor (P/N: F01U033966): For

typical burglar alarm applications.

6 - D129 Dual Class A Initiation Circuit Module:

Provides optional Waterflow Alarm Retard feature.

Not suitable for two-wire smoke detectors.

Use zero retard except for waterflow devices.

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

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Bosch D1255RB Manuel d'utilisateur Page 18