Description
The Edwards EST SIGA-PD is a Signature Series intelligent optical smoke detector designed for use with compatible Signature Loop Controllers. It uses advanced forward-scattering photoelectric sensing technology to detect extremely small combustion particles and respond quickly to a wide range of fire types, particularly slow-burning, smoldering fires common in modern occupancies.
The SIGA-PD features on-board microprocessor intelligence that continuously analyzes analog sensor data, compares it to historical trends, and applies digital filtering to reduce unwanted alarms. Automatic environmental compensation and built-in self-diagnostics enhance long-term reliability and reduce maintenance costs.
With electronic addressing, automatic device mapping, and non-volatile memory, the SIGA-PD integrates seamlessly into Signature Series systems while preserving configuration and history data. A bicolor (green/red) LED provides clear local status indication.


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