
LTRx-512 Installation and User’s Guide 
Wiring Diagrams 
52 
Fig. D3 - COMPUTER CABLE 
(For Front Access Port) 
(LTR8-512 and LTR8-512M Only) 
 
 
 
 
 
 
 
 
 
 
Fig. D4 - RS-232 CABLE 
(for permanent connection to the 
Communications Terminal Block) 
(LTR8-512 and LTR8-512M Only)