System 3505  
Network  
Multiplex  
Q-Mux  
DDI-9E  
Direct-Wire Inputs
 
Telegraph  
TCI-1  
TCI-6  
TCI-20  
SST 3500/3000  
Form Four  
DET-6B  
DET-6C  
EDS-1  
1221 Radio  
Outputs  
CGRMS  
System 4000  
System 3505C
System 4000DL
CCTV
Desplex®
A nine-digit programmable solid state manual code transmitter with two outputs. User programmable open/closed index, make/break, speed, and preset number of rounds. Dry-contact outputs can be used to send box number to air horn, coded evacuation or fire department circuits. Can be used with optional SST 4000 for automatic conversion of zone or multiplex point input to SST-coded output.