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and has optional relay and sounder bases
IDNet or MAPNET II addressable communications supply both data and power over a single wire pair to provide:
The NCA-2 provides system control and display capabilities for all
It provides either a two-wire or four-wire fault-tolerant Initiating Device Circuit (IDC) for normally-open-contact fire alarm and supervisory devices
Edwards EST M500SF Supervise Control Module SIGA-IO and has optional relay andMonitor and control modules can be used to supervise and activate sounders, strobes, door closers, pull stations, waterflow switches, conventional smoke detectors, and more. Each module is rigorously designed and tested for electromagnetic compatibility and environmental reliability, in many cases exceeding industry standards.
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