An Expandable Multi-Zone Modular Burglar Alarm circuit


Posted on Feb 6, 2014

This circuit features automatic Exit and Entry delays and a timed Bell Cut-off. It has provision for both normally-closed and normally-open contacts, and a 24-hour Personal Attack/Tamper zone. By using the Expansion Modules, you can add as many zones as you require; some or all of which may be the inertia (shock) sensor type..


An Expandable Multi-Zone Modular Burglar Alarm circuit
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