The FRM-1 Relay Control Module is intended for use in intelligent, two-wire systems where the individual address of each module is selected using the built-in rotary switches.
The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.
The X-MAP4 integrates multiple audio sources in one state-of-the-art system. It incorporates Digital Audio Broadcast (DAB) technology for unmatched audio performance and operational versatility.