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

    • EasyGate SPT and SPD

      EasyGate SPT SPD

      Security solutions do not have to be ordinary, let alone unattractive. Having renewed their best-selling speed gates, Cominfo has once again demonstrated their Art of Security philosophy in practice — and confirmed their position as an industry-leading manufacturers of premium speed gates and turnstiles.

    • Compact IP Video Intercom

      Viking’s X-205 Series of intercoms provide HD IP video and two-way voice communication - all wrapped up in an attractive compact chassis.

    • Unified VMS

      AxxonSoft introduces version 2.0 of the Axxon One VMS. The new release features integrations with various physical security systems, making Axxon One a unified VMS. Other enhancements include new AI video analytics and intelligent search functions, hardened cybersecurity, usability and performance improvements, and expanded cloud capabilities