TCI-6

TCI-6 TELEGRAPH CIRCUIT INTERFACE - 6:  

TCI-6

This interface provides up to six telegraph inputs to the System 3505 Prism LX. Optional PCB's (shown on side) configure the inputs to 100 Ma, 24 VDC, N.O. or N.C. Once installed,  Precludes TCI-1 or TCI-20.