MONITORING
Sefind is active on design and implementation of remote monitoring and supervision systems for 400Hz units, automatic terminal doors, access control for toilets and solar panels.
![sefind_si_1 sefind_si_1](https://www.sefind.com/wp-content/uploads/elementor/thumbs/3_40-p5ge3w18aya77c0y9o1bojmoj8ho9wa9hphfq6v0lc.png)
access counter
We design, build and install access counting systems. Each system is fully adaptable to operational needs and customizable in graphics.
![sefind_monitor_3 sefind_monitor_3](https://www.sefind.com/wp-content/uploads/elementor/thumbs/400_1-p5ge5rplz0uuf9anahago2jvaz83o3qxr0gea42o5c.png)
400hz systems
We design and build monitoring systems, such as electrical substations, centralized 400Hz converter systems, apron systems.
![sefind_monitor_2 sefind_monitor_2](https://www.sefind.com/wp-content/uploads/elementor/thumbs/porte2-p5ge67ov77gpwmnfp674cgipej1cayidh7jnftez7k.png)
automatic doors
We design and build control systems for automatic doors opening with scenarios and methods that can be customized by the final user.
![sefind_monitor_1 sefind_monitor_1](https://www.sefind.com/wp-content/uploads/elementor/thumbs/pulpito2-p5ge68mmgsewmzfojxqeymk3qlvbhz3394hfdi58e0.jpg)
pbb
Sefind builds systems for Passenger Boarding Bridges monitoring: the displayed signals are useful for both operators and maintainers.