The C-Tec SCU-16, 16 Line Slave EVC Expansion Unit is used to expand the capabilities of the CCU-16 Master EVC Control Unit. Each SCU-16 unit expands the CCU-16 in 16 line multiples, with a maximum of 7 SCU-16 slave units per CCU-16 master unit.
Adding 7 SCU-16 units will allow the system to have a maximum of 128 outstation lines.
Line cards are not included and MUST be purchased separately. For every two Type A outstations connected, an LC2 2-Way Line Card is required and for every two Type B outstations, an LC3 2-Way Line Card is required.