D304/D305
Installation Instructions
EN Duct Smoke Detector
Accessory Plates
D304/D305 | Installation Instructions | 1.0 Description
1.0 Description 2.0 Wiring Instructions
The D304 and D305 Duct Detector Accessory Plates provide remote control, testing, and annunciation for the D300A, D300A-HV, D331A, and D332A Duct Detectors.
Figure 1 calls out the screw terminals on the duct detector housing and shows how different indicators are wired to the D304/D305. All power is supplied by the detector.
Both the D304 and D305 are single-gang remote plates |
Figure 1: |
D304 and D305 Wiring |
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with LEDs for indicating power and alarm (refer to Table |
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1). The D305 also includes a Test/Reset keyswitch. |
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Table 1: |
Duct Smoke Detector Accessory Plates |
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Model Number |
Description |
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D304 |
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Indicates power and alarm using |
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Alarm and Pilot LEDs. |
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D305 |
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Indicates power and alarm using |
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Alarm and Pilot LEDs. Also has a |
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Test/Reset feature (keyswitch). |
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1 - Black (-) |
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2 - |
Red (+) |
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3 - |
Alarm horn |
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4 - |
Alarm LED (red) |
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5 - |
Alarm strobe |
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6 - |
Test/Reset keyswitch |
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7 - |
Pilot LED (green) |
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2 |
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Bosch | 12/04 | 74-07410-000-B |
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