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Discusses scenarios where smoke detectors may not function properly due to smoke density or reach.
Details input/output circuits, and front panel switches for system operation.
Covers UL power-limited wiring rules and separation of circuits.
Explains wiring for initiating devices like detectors, pull stations, and abort/release switches.
Covers wiring for notification appliances, releasing circuits, and powering external devices.
Covers DIP switch settings for operation modes and the system power-up procedure.
Details visual inspection and initial alarm test procedures after installation.
Emphasizes the importance of regular inspection, testing, and maintenance for reliability.
Provides a table correlating symptoms, problems, and solutions for common issues.
General| Model | AUTOPULSE 442R |
|---|---|
| Type | Releasing Control System |
| System Type | Fire Suppression |
| Voltage | 24 VDC |
| Operating Temperature | 32°F to 120°F (0°C to 49°C) |
| Zones | 4 |
| Relay Outputs | 3 |
| Agent Storage Capacity | Not applicable |
| Detection Method | Smoke, Heat, Flame |
| Standards Compliance | UL 864, NFPA 72 |
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