Dortronics Systems Inc.

Interlock Controllers

Interlock Controllers

The Interlock Controllers incorporate a unique watchdog circuit that constantly monitors operation. Also featured are LED indicators for input-output connection status, and system busy or system idle confirmation. The 4700 Series includes suppression protection on all outputs to prevent inductive load locking devices from damaging the circuitry. Additional features include interlock violation alarm relay output; 4 DPDT relays (three powered and one dry contact for signaling); panic release and custom programmable propped door, panic release and door unlock timers.

http://www.dortronics.com/products.php?cat_id=2


    Featured

    New Products

    • 4K Video Decoder

      3xLOGIC’s VH-DECODER-4K is perfect for use in organizations of all sizes in diverse vertical sectors such as retail, leisure and hospitality, education and commercial premises.

    • AC Nio

      AC Nio

      Aiphone, a leading international manufacturer of intercom, access control, and emergency communication products, has introduced the AC Nio, its access control management software, an important addition to its new line of access control solutions.

    • NAPCO product image

      StarLink Fire Max2 Dual Cell/IP Communicator

      Streamline commercial fire compliance with dual-carrier cellular connectivity, a dedicated FACP data path, and dual-layer electronic inspection verification.