FDM-1 is a standard-sized dual monitor module used to monitor and supervise two independent two-wire Style B (Class B) dry-contact initiating device circuits (IDCs) at two separate, consecutive addres
The Thermotech 302 Series rate-anticipation heat detec- tors operate within a controlled range of two to three de- grees of their set points, regardless of the speed or rate of temperature rise.
The DOM4-8 is the central control element of the Variodyn D1. It is equipped with 4 independent audio outputs to access 4 channels, and operates 2 zones (8 circuits total). Any complex system configur