Mircom Technologies TX3-NSL-8M Master NSL Relay Cabinet

The TX3-NSL8M Master NSL Relay Cabinet comes complete with one Main NSL Controller Board, one NSL Backplane and one PS-24/PS-24P transformer. Up to eight 2012K NSL Telephone Line Relay Cards and Relay Cables may be installed on the NSL backplane, allowing for a total of 96 Residents per TX3-NSL-8M enclosure. The TX3-NSL-8M NSL Unit (and any TX3-8EC/TX3-16EC NSL Relay Backplane Expanders) performs the switching between the telephone lines, resident lines and the TX3 Series Lobby Unit(s). In addition it generates call waiting tones to the resident. TheTX3-NSL-8M and any TX3-8EC and/or TX3-16EC must all be adjacent to each other, mounted on the same wall and in the same room.