Loop relay output unit with 1 potential free output. The unit is used for door release, sprinkler control/functions, and control of fire dampers. With SelfVerify.
The single relay output unit BN-310 contains a potential free change-over contact which can be activated from a detector or a combination of several detectors in alarm. The output can be activated from any detector in the system, not limited to detectors connected to the same physical loop.
The SelfVerify function ensures the highest grade of reliability and reduces the need for manual testing, because all units comprises this function are automatically checked once every 24 hours.